CERT.
‫الشركة السعودية للكهرباء‬
CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
1
2
3
NO.
DESCRIPTION
APPENDIX-XII B
MECHANICAL
REVISIONS
SCOPE OF WORK AND TECHNICAL SPECIFICATIONS
Prepared By:
MIR
FOR
Approved By:
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
NAO
PTS-20WN374
Certified By:
FINAL
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
(ATTACHMENT TO SCHEDULE "B" OF CONTRACT NO. ……………/….)
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
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APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
TABLE OF CONTENTS
DESCRIPTION
SECTION
I
03
1.01
GENERAL
03
1.02
CONFLICTS & DEVIATIONS
03
MECHANICAL SCOPE OF WORK
03
2.01
HVAC SYSTEMS
03
2.02
PLUMBING SYSTEMS
06
2.03
WEIGHT HANDLING SYSTEMS
08
III
STANDARDS, CODES AND SPECIFICATIONS
09
IV
DESIGN CRITERIA
12
HVAC DESIGN PARAMETERS
12
EQUIPMENT/MATERIALS & TECHNICAL
SPECIFICATIONS
14
5.01
HVAC SYSTEMS
14
5.02
PLUMBING SYSTEMS
44
5.03
WEIGHT HANDLING SYSTEMS
48
1
2
3
NO.
REVISIONS
Approved By:
4.01
V
NAO
VI
Certified By:
VII
Fares Al-Amro
Division Manager(A)
PAGE
INTRODUCTION
II
Prepared By:
MIR
TITLE
PROJECT DESIGN DOCUMENTS, CALCULATIONS AND
DRAWINGS
HVAC CONTROL SCHEMATIC DIAGRAMS & HVAC
ALARMS LOGIC DIAGRAM
48
49
VIII
ANNEXURES
49
IX
DATA SCHEDULES
50
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
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OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
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CHK’D
SECTION I - INTRODUCTION
1.01 GENERAL
DESCRIPTION
This section broadly outlines the PROJECT’S mechanical requirement and shall be read in
conjunction with the COMPANY'S Engineering, Construction and Material Standard
Specifications and the latest edition of associated international Standards and Codes. For
other mechanical WORK requirements, refer to the main Scope of Work and Technical
Specification.
1
2
3
NO.
1.02 CONFLICTS AND DEVIATIONS
REVISIONS
Any conflict between this Specification and other applicable COMPANY Engineering
Standards, Material System Specifications, Standard Drawings or Industry Standards,
Codes and forms shall be resolved in writing by the COMPANY.
SECTION II - MECHANICAL SCOPE OF WORK
Prepared By:
MIR
Approved By:
The WORK shall include design, supply of equipment, materials, labor and tools for the
installation of new systems. The WORK shall also include equipment start-up, testing
and commissioning for the new systems and to execute other related services for the
safe, efficient and reliable performance and complete installation of this PROJECT to the
satisfaction of the COMPANY in conformance with the requirements as prescribed
below.
2.01 HVAC SYSTEMS
NAO
Certified By:
1. Heating, Ventilation and Air Conditioning (HVAC) System consisting of Direct Expansion
(DX) type, Single Packaged Air Conditioning Units (PACU) with identical cooling capacity
per system for duty and standby units as per attached HVAC Control schematic
diagrams, conforming to the applicable requirement of COMPANY Standard 73-TMSS01.
Note:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
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CONSTRUCTION
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-All PACU of 380kV GIS Building shall be installed on roof and Equipment / Ductwork
shall be concealed. Requirement of openings in Roof for HVAC Supply, Return and
smoke purging fans shall be coordinated with Civil. Also the requirement of duct
hangers from roof (if any) shall be coordinated with civil
-The Alarm “AIR CONDITIONING FAULTY”, “HIGH TEMPERATURE” and “HIGH
HUMIDITY” for all Substation Buildings including Security Building shall be integrated
with Substation Automation System (SAS) as per TES-P-107.02R2
2. Electric Duct Heaters (EDH) shall be provided for Reheating and Dehumidification
3. HVAC system design shall be for the ultimate configuration of building considering
specified future expansions.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
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APP’D
SAUDI ELECTRICITY COMPANY
DESCRIPTION
4. Ventilation system for continuous operation shall be provided for the cable tunnels /
Cable Basements considering minimum Six (6) Air Changes per Hour. Duct Banks /
Trenches (if any) converted as Tunnels based on ampacity calculation or such other
reasons shall also be considered and provided with Ventilation System. Installation
height of ventilation fans shall not be less than 1.2m from finished surrounding level.
Exhaust fans shall be listed for use as smoke purge fans, likewise a remote switch
outside in an approved location shall also be provided.
Note:
1
2
3
NO.
-Ventilation Shaft dimensions shall be considered in calculations
REVISIONS
- Separate ventilation control panels shall be provided for the Basement & Tunnels and
the alarm “Ventilation Faulty” for each building Basement / tunnel shall be integrated
with Substation Automation System (SAS) as per TES-P-107.02R2
5. HVAC Control system shall be in accordance with PTS per applicable COMPANY
Standards
Prepared By:
MIR
Approved By:
NAO
Certified By:
Fares Al-Amro
6. HVAC design scheme shall be as per attached HVAC control schematic diagrams WT925440 sheet 1 to 08 for Substation Buildings, attached in PTS/Appendix XIIB based on
Tender Layout WT-925438 attached in PTS/Appendix I
7. Alarms of Mechanical / HVAC system shall be integrated with SAS and SCADA (ECC) as
per TES-P-107.02R2 and attached tender drawing WT-925441: Mechanical / HVAC
Alarms Logic Diagram in Appendix XIIB
8. HVAC system for Security Equipment Building and other security systems/buildings (if
any) shall conform to HCIS SEC & SAF directive requirements and shall also comply with
applicable SEC/NG Engineering, Material and Construction Standards. The same shall
be coordinated with Security Consultant / Contractor
9. Exhaust fans (1-Duty & 1-Standby, 100% capacity each) for 24 hours continuous
operation shall be provided for Battery Rooms (12 ACH). Exhaust fan of Battery room
shall be listed for use as smoke purge fan, likewise a remote switch outside in an
approved location shall also be provided. The exhaust fan motor shall have a corrosion
and explosion proof enclosure with Class B insulation
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
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CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
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10. Exhaust fan shall be provided for Fire Protection Equipment Rooms. Fan sizing shall be
done as per Guidelines in International / national standards for Gas Rooms
11. Exhaust system / fan shall be provided for Toilets (10 ACH). HVAC Supply is not required
for Toilets. Exhaust fan of toilet will be normally OFF and interlocked with light switch
as per Standard TES-P-119.19
12. GIS Buildings store room, Control building store room, Relay test room, conference
room, office, archive room or such other room as applicable per Substation layout shall
be provided with wall mount split type air conditioning unit (SASO certified). No
standby redundancy is required. These units are intended to be normally off for
unmanned substation and therefore no interlock with HVAC control panel for
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
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monitoring / control is required. Normally closed Motorized fire smoke damper with
transfer grille in wall opening shall be provided for these rooms for the case of smoke
extraction, if any
13. Exhaust Fan shall be provided for Fire Pump House (10 ACH). Fresh Air Intake in Pump
House shall be through Sand Trap Louvers, 50 mm thick Aluminium Filters and stainless
steel Bird screen. Replacement air shall be considered to enter the pump room through
STL Assembly only and is not acceptable through Infiltration. Four (4) percent of floor
area shall be considered in sizing of fresh air intake louvers as per ASHRAE 62.1 &
International Mechanical Code.
1
2
3
DESCRIPTION
NO.
‫الشركة السعودية للكهرباء‬
SAUDI ELECTRICITY COMPANY
REVISIONS
Prepared By:
MIR
Approved By:
14. Smoke purging fans shall be provided as per TES-P-119.21. Fans located near the fresh
air intakes shall be centrifugal upblast type with minimum capacity sized at six (6) air
changes per hour. Smoke purging shall include spaces for false ceilings / floors. Care
shall be taken to completely dissipate hazardous atmospheres and not just move them
to other locations, as clean agents are generally heavier than air. Installation on return
air duct of HVAC system shall be avoided wherever possible.
15. For remote areas / dusty areas, Fresh Air intakes shall be provided with inertial air
filters as per TES-K-100.01
16. Coating / painting for HVAC Equipment / Components shall conform to 01-TMSS-01,
TES-H-107 and relevant COMPANY Standards as applicable
17. Testing, Adjusting and Balancing of HVAC System.
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
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APP’D
SAUDI ELECTRICITY COMPANY
2.02 PLUMBING SYSTEMS
DESCRIPTION
1. Complete Sewerage, Vent and Water Supply System as necessary shall be provided for
all Toilets (as applicable). For Security Equipment Building (SEB) and other security
systems / buildings (if any), applicable requirements shall be coordinated with security
consultant / contractor.
1
2
3
NO.
2. Roof mounted water tank, water transfer pump & booster pump with weather
protection sheds shall be provided as per COMPANY standards.
REVISIONS
Prepared By:
MIR
Approved By:
3. Battery Rooms shall be provided with Plumbed Emergency Eyewash Equipment as per
90-TMSS-08, hose bib, trap & vented floor drain, piping & chemical dry pit.
4. Underground water storage tank for utility purpose shall be provided near Control
building. Capacity of tanks shall be minimum 15,000 liters. System shall comprise of
Automatic float switch, level indications and truck filling water line. Valve box with
valve and end cap shall be provided near the main gate for future water
interconnection to municipality. For Security Equipment Building (SEB) and other
security systems / buildings, requirements shall be coordinated with security consultant
/ contractor
5. All building roofs shall be provided with roof drainage system as per plumbing code and
related COMPANY Standards
NAO
6. Self-priming pumps with weather protection for oil insulated equipment pits shall be
provided in accordance with PTS & TES-P-119.21 to remove rain water.
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
7. Sump pumps with required controls for Basements, Cable tunnels & Trenches shall be
provided in accordance with PTS & TES-P-119.19. For Tunnels minimum of two sump
pits per tunnel partition shall be provided. Duct Banks converted as Tunnels or trenches
based on ampacity calculation or such other reasons, shall also be considered &
provided with Sump pumps. Location of Sump Pumps / Pits & channel shall be avoided
below cable supports to the extent possible for concern of accessibility, safety &
maintenance. A clearance of minimum 0.5m shall be provided where Sump Pumps /
Pits & channels are located below cable supports. 75 mm wide x 75 mm deep Drainage
channel shall be provided for both tunnels & basements as per TES-P-119.19, it shall be
discontinued at location of firewalls.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
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DOCUMENT NO.
APPENDIX-XIIB
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8. Main Control Panels for Submersible Sump Pumps shall be provided as follows and the
alarm “SUMP PUMP OPERATE” and “SUMP PUMP FAULTY” from each of these panels
shall be integrated with Substation Automation System (SAS) as per TES-P-107.02R2:
1
2
3
DESCRIPTION
NO.
‫الشركة السعودية للكهرباء‬
SAUDI ELECTRICITY COMPANY
a. Main Control Panel for Submersible Sump Pumps for 380kV GIS Building
Tunnels, chutes & Trenches (if any).
b. Main Control Panel for Submersible Sump Pumps for 132kV GIS Building-I
Tunnels, chutes & Trenches (if any)
c. Main Control Panel for Submersible Sump Pumps for 132kV GIS Building-II
Tunnels, chutes & Trenches (if any)
d. Main Control Panel for Submersible Sump Pumps for Control Room Building
Basement, Tunnels, chutes & Trenches (if any)
REVISIONS
9. All Air-Conditioning systems shall be provided with condensate drainage piping &
condensate drain pit/tank.
Prepared By:
MIR
Approved By:
10. Hose bibs shall be provided at suitable locations for HVAC maintenance / cleaning and
shall be connected to the nearest water supply service. The requirement is applicable
whether HVAC Equipment is ground mount, roof mount or in HVAC Room. Minimum
two hose bibs per system shall be provided and located within 2 meter distance from
HVAC Equipment. Adequate means of drainage shall also be provided. Contractor /
Designer shall submit detailed proposal for SEC Review and Approval
NAO
11. Toilets shall be provided with septic tank & seepage pit. Refer to Appendix VIII for
related details
Certified By:
12. SEB shall be provided with bottle type drinking water cooler in accordance with 94TMSS-02.
13. Battery Room in Control Building & SEB shall be provided with monthly inspection
checklist 1.4.3 attached in SEC 5-Star Safety Element 1.4E.
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
14. Toilets shall be provided with monthly inspection checklist 1.4.1 attached in SEC 5-Star
Safety Element 1.4E.
15. Coating / painting for Plumbing Equipment / Components shall conform to 01-TMSS01, TES-H-107 and relevant COMPANY Standards as applicable
16. All piping shall be protected from damage due to heat/expansion & vibrations
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
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APP’D
SAUDI ELECTRICITY COMPANY
2.03 WEIGHT HANDLING SYSTEMS
DESCRIPTION
1. EOT Crane in GIS buildings shall have the minimum capacity based on the heaviest GIS
section to be lifted but not less than 5 tons. The overhead traveling crane shall be
provided with remote controller for remote operation in addition to the pendant type
that is usually provided. For other related requirements i.e., crane access ladder with
cage, platform, access door, etc., refer to Appendix VIII
1
2
3
NO.
2. Hoist and Rail shall be provided for Fire Pump house
REVISIONS
3. Coating / painting for Weight handling equipment / components shall conform to 01TMSS-01, TES-H-107 and relevant COMPANY Standards as applicable
Prepared By:
MIR
Approved By:
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
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SAUDI ELECTRICITY COMPANY
SECTION III - STANDARDS, CODES AND SPECIFICATIONS
1
2
3
NO.
DESCRIPTION
All WORKS, equipment and material covered by this document shall conform to the latest
edition of the COMPANY’S Material Standard Specifications supplemented with latest
applicable industry Standards, Codes and Specifications. The latest edition of each
Standard and Specification shall mean the latest edition specified hereunder.
REVISIONS
The CONTRACTOR shall strictly comply with the following Standards, Codes and
Specifications, and no deviation shall be accepted unless otherwise accepted by a written
waiver from COMPANY. The CONTRACTOR may propose "equivalent" Standards and
Specifications if such standards and specifications are equal to or better than those
specified herein, and shall be subject to prior approval of the COMPANY.
A. COMPANY Materials Standard Specifications
Prepared By:
MIR
Approved By:
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
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Standard
01-TMSS-01
73-TMSS-01
73-TMSS-05
75-TMSS-01
75-TMSS-02
83-TMSS-01
90-TMSS-08
94-TMSS-01
94-TMSS-02
Rev.
03
01
00
00
00
00
00
00
00
Title
General Requirements for All Equipment/Materials
Air Conditioning Units, Packaged
Centrifugal Exhaust Fans
Plastic Piping for Plumbing System
Vitreous China Plumbing Fixtures
Submersible Sump Pumps
Emergency Shower and Eye (and Face) Wash Equipment
Automatic Electric Water Heaters
Drinking Water Coolers
B. COMPANY Engineering Standards
Standard
TES-B-106.01
TES-B-106.05
TES-B-106.06
Rev.
00
01
01
TES-H-107.01
TES-H-107.02
TES-K-100.01
TES-P-107.02
TES-P-119.19
TES-P-119.21
TES-P-119.27
TES-W-109.01
01
01
02
02
03
01
01
00
Title
Fire Detection and Alarm System
HFC-227ea Clean Agent Extinguishing System
FK 5-1-12 Fixed Installation Total flooding Clean Agent Fire
Extinguishing System
Painting
Paint Color Codes and Standards
Heating, Ventilating and Air Conditioning Systems Design
SCADA System for Transmission Substation wih SAS
Substation Building And Site Development
Fire & Loss Prevention Requirements
Supervisory Control and Data Acquisition (SCADA)
General Welding Criteria
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
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DOCUMENT NO.
APPENDIX-XIIB
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APP’D
SAUDI ELECTRICITY COMPANY
C. COMPANY Construction Standards
Rev.
01
Title
HVAC Systems and Equipment Installation
1
2
D. COMPANY Standard Drawings
3
NO.
DESCRIPTION
Standard
TCS-K-100.01
REVISIONS
Prepared By:
MIR
Approved By:
Standard
SA-421075
SA-421111
TA-800039
TA-800133
Rev.
TA-800134
TA-800135
TA-800137
00
00
00
TA-800138
00
TA-800151
TA-800152
00
00
00
00
00
Title
HVAC Miscellaneous Details
Plumbing Miscellaneous Details
Plans, Elevations & Sections For Gatehouse
Removable Crash Barrier Location Plan and Detail in
Substation
Septic Tank Installation Details For Non-Traffic Areas
Disposal System Layout and Seepage Pit Installation Details
Sanitary Sewer Manhole Precast Concrete Plan, Sections and
Details
Drainage Sump, Drainage Channel and Sewer Manhole
Cover Details
HVAC Construction Details
HVAC Construction Details
NAO
E. COMPANY 5 Star Safety Standards
Certified By:
Element 1.3
Element 1.4
Element 1.10
Ventilation
Workplace Hygiene Facilities
Color Coding: Plant and Pipelines
Fares Al-Amro
Division Manager(A)
F. HCIS Directives
ESD, E&DD
16-02-2021
SAF 2017
SEC 2017
Safety & Fire Protection Directives
Security Directives
THIS DRAWING IS NOT
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CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
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SAUDI ELECTRICITY COMPANY
1
2
3
NO.
DESCRIPTION
G. Industry Standards
ASME
American Society of Mechanical Engineers
ABMA
American Bearing Manufacturers Association
AHRI
Air Conditioning, Heating, and Refrigeration Institute
ANSI
American National Standards Institute
ASHRAE
American Society of Heating Refrigeration & Air Conditioning Engineers
ASTM
American Society of Testing & Materials
IMC
International Mechanical Code
IPC
International Plumbing Code
ISO
International Organization for Standardization
NFPA
National Fire Protection Association
SASO
Saudi Arabian Standards Organization
SBC
Saudi Building Code
UL
Underwriters Laboratories
UPC
Uniform Plumbing Code
REVISIONS
Prepared By:
MIR
Approved By:
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
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CHK’D
SECTION IV – DESIGN CRITERIA
4.01 HVAC DESIGN PARAMETERS
DESCRIPTION
Outdoor design data for HVAC system from sources indicated in Section VI shall be submitted
for SEC review and approval in coordination with Standards & Specification department as per
TES-K-100.01. The maximum values at 0.4% occurrence for the monthly design dry bulb and
design wet bulb temperatures as per latest ASHRAE Standard shall be submitted for review.
1
2
3
NO.
All air conditioning units shall be designed to operate satisfactorily at outdoor ambient
conditions at a given location.
REVISIONS
A. Design Ambient Condition
Summer (C)
Prepared By:
MIR
Approved By:
Winter (C)
Outdoor Temperature
Mean Daily Range
* - Refer to Section VI
* DB / * WB
* DB
* DB
Indoor Temperature
Relative Humidity
Equipment Operation
25C
TES-K-100.01R2
24 Hours / day (Continuous)
Basement/Tunnels (Cable Areas)
Ventilated
NAO
B. Noise Level
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
In Room
In open air at a distance of 2 meters
Refer to TES-K-100
60 dB (A)
C. Ambient Air Quality
The air conditioning system shall be designed for airborne dust concentration of 1.0
mg/m3 and sandstorm dust concentrations reaching 500 mg/m3 near the ground.
Dust particles sizes are as follows:
95% less than 20 micrometers (0.0008 inch)
50% less than 1.5 micrometers (0.00006 inch)
No continuous chemical air contamination is considered
D. Safety Factors
All safety factors to be used in the HVAC load calculations shall be minimum 10%.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
12
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APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
E. Duct Velocities as per ASHRAE Fundamentals Handbook
DESCRIPTION
Rectangular Duct
(Exposed)
Rectangular Duct
(Concealed)
Velocity in Main Ducts
mps (fpm)
At NC=45
At NC = 35
Velocity in Branch Ducts
mps (fpm)
At NC=45
At NC = 35
10.2 (2008)
7.4 (1457)
8.16 (1606)
5.92 (1165)
12.7 (2500)
8.9 (1752)
10.16 (2000)
7.12 (1402)
1
2
3
NO.
F: Duct design method: Equal Friction method
REVISIONS
G: Bell mouth opening shall be sized based on air velocity of 800 fpm maximum as per
SMACNA Table 4.3.3. 600fpm shall be considered for communication room & control
room.
H. Smoke Exhaust ducts shall be sized with air velocity of maximum 1400 fpm
Prepared By:
MIR
Approved By:
I. HVAC Load & Duct Sizing Calculations
Provide computerized HVAC load and duct sizing calculations
J. Lighting and Equipment Heat Dissipation Calculations
NAO
Certified By:
Fares Al-Amro
Consider Ballast factor allowance as per ASHRAE for high bay luminaries and
fluorescent type lighting fixtures (if any)
Provide manufacturer certified data as basis of calculations. Previously approved
manufacturer certified documents can be used only as reference. For Equipment heat
dissipation (electrical equipment / lighting) contractor shall submit the detailed heat
dissipation determination procedure accompanied with manufacturer duly signed &
stamped
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
13
OF
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APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
SECTION V – EQUIPMENT/MATERIALS & TECHNICAL SPECIFICATIONS
5.01 HVAC SYSTEM REQUIREMENTS
1
2
1.
3
NO.
DESCRIPTION
A. General
REVISIONS
2. All air distribution ducts for substations shall be double skin, factory insulated
duct work as per TES-K-100.01, rectangular / spiral as per SEC requirement.
3.
HVAC ducts in GIS Halls shall be above crane where GIB connections are
applicable. HVAC ducts in GIS halls may be proposed below crane if there are no
GIB connections for SEC review and approval. HVAC duct location and
arrangement shall be coordinated with overall substation architecture and
ensure to be inside or concealed.
4.
Fresh air make up shall be through the double skin mixing box section provided
in the PACUs equipped with sand trap louvers with air filtration, volume damper
and removable 13mm stainless steel wire mesh bird screen. Fresh Air intake
shall automatically close upon detection of smoke in air by motorized fire smoke
damper and system may work in recirculation mode. HVAC System shutdown
shall occur only when alarm is received from within the zone.
5.
Except for toilet and rooms provided with Mini Split AC, temperature and
humidity indicators (hygrometers) shall be installed in all rooms including one
outside the building near each main point of egress.
Prepared By:
MIR
Approved By:
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
Heating, Ventilating and Air Conditioning Systems shall be provided to maintain
the desired indoor temperature and environmental condition for efficient
equipment operation. HVAC Systems shall conform to the applicable
requirements of COMPANY Standard TES-P-119.19.
6. PACUs shall be located on reinforced concrete pad with all necessary vibration
isolators as per location / guidelines / notes in substation layout
ESD, E&DD
7.
Concrete stair access shall be provided when mechanical equipment are located
on roof.
8.
Separate power sources / feeders shall be used for duty and standby air
conditioning units. Redundant power supply is required for HVAC panel
9.
Provide motorized combination fire and smoke dampers to isolate areas
protected with clean agent fire extinguishing system and to isolate areas
provided with HVAC & purging system.
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
14
OF
50
REV.
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CERT.
‫الشركة السعودية للكهرباء‬
CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
10. All Ductwork accessories shall be applicable for double skin construction
1
2
3
NO.
DESCRIPTION
11. Provide permanent steel ladder and metal platform or catwalk ways with safety
guard & handrails to serve as an access for maintenance and repair of PACU
control panels, condenser fan motors, motorized volume dampers, actuators,
sensors, exhaust fans, smoke purging fans etc.
REVISIONS
Prepared By:
MIR
Approved By:
12. Voltage level monitors shall be provided to check for available voltage and shut
off the PACU in case the voltage is not in permissible range specified by unit
manufacturers. When voltage is revert to normal operating range, PACU shall
start automatically with consideration of set safety timers.
13. In case of disconnection of any existing duct detectors or any part of the fire
alarm system, ISD/FF&LPD should be notified. Also, after the reinstallation of
the same duct detectors or any part of the fire alarm system, a test should be
conducted and attended by ISD/FF&LPD representative.
14. All raised floor shall be provided with direct-ducted supply and return air
15. Supply air shall be provided to air lock room
NAO
Certified By:
Fares Al-Amro
16. HVAC Openings in Double-Tee or Hollow Core Roofs are not recommended
17. Outdoor exposed ducts shall be protected against weather conditions and
against rust, by painting as specified below. Painting color shall match building
color
a) Epoxy primer
b) Epoxy Intermediate Coat
c) Polyurethane Topcoat
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
18. Corrosion resistive coating shall meet the following for substations located in
areas that have severe conditions like those areas listed below, a multi coating
shall be applied for the complete unit including the casing, piping and headers
a) For units to be installed in areas listed below anti-corrosion coating shall
applied instead.
Area
Coastal
Corroding
elements
chloride and sulfur
Notes
Within 15km radial
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
15
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‫الشركة السعودية للكهرباء‬
environment
compounds
Industrial
environment
sulfur oxides (S20)
and nitrogen oxides(NO)
Agricultural
environment
Heavy polluted
urban
environment
fertilizer ,ammonia
distance from the
Coastline
Within 3.5 km radial
distance from the
industrial
Environment
( Power Plants ,
Desalination Plants ,
Sewage Plants,
Petrochemical
Plants , Refineries ,
industry Plants, oil
fields and rigs)
Areas around farms
Carbon dioxide (CO2),
sulfur oxides (S2O)
nitrogen oxides
(NOx) , and volatile
organic compounds (VOCs)
Areas having
pollution level
exceeding
(70) micrograms per
cubic meter (mcm)
1
2
3
NO.
DESCRIPTION
CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
REVISIONS
Prepared By:
MIR
Approved By:
* For other areas, an investigation shall be made to determine what atmospheric
Corrosion may exist. If any, the same special coating shall be applied.
NAO
Certified By:
b) For unit to be installed in the areas listed above , condenser and evaporator
coil shall be sprayed and coated with epoxy phenolic or better material
suitable for use in salt laden environment. Coils shall be coated during
manufacturing
c) For unit to be installed in the areas listed above , outdoor control panel shall
Fares Al-Amro
Division Manager(A)
be NEMA 4X enclosure
ESD, E&DD
d) The coating shall be factory or field applied. It shall meet the following
16-02-2021
durability test requirement :




THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
+ 2500 Hrs. (humidity resistance test) D 2247-68.
+ 3000 Hrs. (neutral-salt spray test) ASTM B 117.
+ 1500 Hrs. (acid-salt spray test) ASTM B-287
+ 250 Hrs. (Water immersion resistance) ASTM D870-92
Cross hatch adhesion of 4B-5B per ASTM D3359-93
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
16
OF
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APP’D
CHK’D












1
2
3
DESCRIPTION
NO.
‫الشركة السعودية للكهرباء‬
SAUDI ELECTRICITY COMPANY
REVISIONS
Up to 150 in./lb (Impact resistance) ASTM D2794-93
Superior hardness characteristics of 2H per ASTM D3363-92A
Compatible for Flexibility according to ISO 1520 Standard.
Compatible for abrasion test according to ASTM D 4060 Standard.
1000 Cycles abrasion test — ASTM D 4060 Standard.
25 Weeks Cycle aging test — ISO 20340 (for fins and Coils)
11 Weeks Cycle aging test — ISO 20340 (for other coated parts)
Smooth Surface Characteristic.
Good Cutting Edge Protection
Excellent Chemical Resistance
Pressure Drop: 0-5 % (depending on fin geometry)
Thermal Resistance: 0-3 % (depending on fin geometry)
e) The coating shall be UV resistant on the following components
Prepared By:
MIR
 Coil fin coating
 HVAC component and enclosure coating
 Drain pan coating
Approved By:
NAO
Certified By:
Fares Al-Amro
f) The effect of the Anti-corrosive coating on the thermal conductivity of the
coil shall be negligible. The same shall be guaranteed for air pressure drop
across the coil.
g) The corrosion resistive coating shall allow expansion and contraction for fins
and coils. It shall has the ability to comb out damaged and/or bent fins
without adhesion loss or flaking of coating.
h) The coating shall provide anti-microbial protection (against mould, fungus,
mildew and noxious bacteria).
Division Manager(A)
ESD, E&DD
i) The color of the coating system shall be suitable for heat rejection and
reflection.
16-02-2021
j) Coating for all Units shall tested.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
k) Anti-corrosion coating shall be applied on all sides of the specified parts . it
shall be maintainable at site
l) Anti-corrosion coating shall cover the entire Header and a complete
coverage of the coil
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
17
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‫الشركة السعودية للكهرباء‬
CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
m) Pre-coated sheet (before it is manufactured into fins) is not acceptable.
p) Coating products Material Safety Data Sheets (MSDS) shall be submitted and
confirm that usage of them are not harmful to health.
1
2
o) In case the coating got damaged during installation in site , Contractor shall
maintain the same at site
3
NO.
DESCRIPTION
n) Coating process shall guarantee total coverage and penetration to-reach
areas and sharp metal edges, especially for the coils in evaporator and
condenser , and fans blades.
REVISIONS
q) For other outdoor material/items and metal parts not covered in this
section, they shall be as follows:
 Weatherproof
 Corrosion and abrasion resistant
 IP54 as per IEC 60529 or NEMA Type 4X as per NEMA 250.
Prepared By:
MIR
r) All vibration mountings or spring isolator used in the PACUs and Fans shall
be stainless steel or protected with anti-corrosion coating
Approved By:
s) All fasteners (nuts, bolts and washers etc.) used in the PACUs and Fans shall
be zinc coated with a minimum average thickness as specified in Clause
6.1.2 of SEC Standard 01-TMSS-01.
NAO
t) All exposed items like handles and hinges shall be made of non-corrosive
material or shall be hot dip galvanized or stainless steel for outdoor
locations and cadmium or chromium plated for indoor equipment.
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
19. Coating layer thickness for different parts shall be as follows:
Item
1.
2.
3.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
4.
Equipment Part
Condenser and evaporator
coils
Casing
Compressors panels, fans,
grids, enclosures, pipes, etc.
Drain pans, water collectors,
PACU bottom panels
Thickness
25 - 30 micron
0.17 to 0.26 mm
0.17 to 0.26 mm
1 mm
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
18
OF
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‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
20. Heat Resistance of the coating shall exceed 150°C.
DESCRIPTION
21. The protection coating shall be maintainable in site and warrantied against
climate impact and galvanic corrosion for (10) ten years
22. The Energy Efficiency Ratio (EER) of new PACUs shall meet or exceed the values
in Table below, as applicable. It shall be verified thru a performance test (among FAT).
Rated cooling
capacity
(Tons)[kW]
Testing
method
EER(Btu/
W.h)
< 5.4 Tons
[19.05kW]
(excluding window,
split ducted, and
split non-ducted)
ANSI/AHRI
210/240
Or
ISO 5151
Or
ISO 13253
11.2
1
2
3
NO.
Equipment
Type
REVISIONS
Prepared By:
MIR
Approved By:
Air Conditioner,
air cooled
NAO
Certified By:
> 5.4 Tons
[19.05kW] and < 11
Tons [39.56kW]
> 11 Tons
[39.56kW] and < 20
Tons [70.32kW]
> 20 Tons
[70.32kW] and < 63
Tons [222.68kW]
> 63 Tons
[222.68kW]
11.2
ANSI/AHRI
340/360
Or
ISO 5151
Or
ISO 13253
11
10
9.7
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
19
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CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
B. HVAC Control System
DESCRIPTION
1. Supply of HVAC control system by a pre-qualified company specializing in HVAC
controls is acceptable. Refer to List of Technically Acceptable Manufacturers (LOTAM).
2. Controls shall be D.D.C. (Direct Digital Controls) type.
1
2
3
NO.
3. Interlock controls shall be provided with SAS to remotely monitor status of the HVAC
Systems at designated ECC, modification of set points & parameters.
REVISIONS
Prepared By:
MIR
Approved By:
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
4. Interlock controls shall be provided to receive an input signal from FPSP to shut down
the HVAC Systems in case of smoke / fire detection and also to close the motorized fire
/ smoke dampers associated with the operation of the Clean Agent Fire Suppression
System.
5. The Air conditioning units shall not trip up on manual checking of alarm.
6. HVAC Control Schematic Diagram shall be as per attached tender drawing WT-925440
sheet 01 to 08 for Substation Buildings. Dedicated Ventilation Control panel shall be
provided for Tunnels and it shall not be integrated with Building HVAC Control panel
7. HVAC Control system shall comply with applicable requirements of latest TES-P-107.02
and TES-P-119.27. Refer to attached tender drawing WT-925441 sheet 01 of 01:
Mechanical / HVAC Alarms Logic Diagram based on mentioned standards.
8. Control wiring diagram shall be submitted for review and approval; prior to fabrication
by control specialist.
9. HVAC panel shall be equipped with a 7-day / 24-hour timer switch to alternate the
operation of the duty and standby units. An automatic transfer switch, with an
adjustable time delay, 0 - 300 seconds (5 minutes), shall be provided to start the
standby unit in case the duty unit trips or fails to start.
10. Time delay (adjustment from 80 to 250 seconds) shall be provided for Evaporator fan
to start when motorized dampers for the units are in fully open positioned. Motorized
damper end-switch / limit switch shall be interlock with the Evaporator fan effectively.
11. The Direct Digital Control (D.D.C.) system shall be compact module type and shall
contain digital and analogue for input and output points.
12. All alarms and indications (such as pre-filter, bag filter, fans, etc.) shall be considered as
input points in D.D.C. system.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
20
OF
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‫الشركة السعودية للكهرباء‬
CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
13. Compact module D.D.C. shall be at least 16 points input and 16 points output.
1
2
15. Control unit shall have digital portable operator's terminal mounted on the panel door
at an elevation of 1.5m from finished floor level and shall also provide two
communication interface ports for Building Management System (BMS) connections
3
NO.
DESCRIPTION
14. D.D.C. shall be ready to communicate with computer system to BMS (Building
Management System).
REVISIONS
16. Control system shall also include all the necessary pressure and temperature control
protective devices as well as control relays, consisting of, but not limited to the
applicable requirements defined in COMPANY standards 73-TMSS-01 and in TES-P119.19
17. At least 20% free spare points shall be provided.
Prepared By:
MIR
Approved By:
18. D.D.C. test set shall be provided by the CONTRACTOR for maintenance purposes.
19. A maintenance tool set (lap top computer / accessories) shall be provided including the
software program copy / downloaded programming for future use
20. The control system shall have provision for management stations and/or service
terminal for future connections
NAO
Certified By:
21. The DDC shall have an alarm history log and capable of storing at least 20 last events.
The latest event(s) shall succeed the previous event(s) and shall have dates & times of
occurrences
22. During normal operation, the DDC shall display the Substation name, month, day, year
and time. Numeric display i.e., Temperature and hours shall have one decimal point.
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
23. All functions, devices, switches and indicating lights shall be clearly and permanently
labelled. All labels shall be in both English and Arabic language
24. HVAC along with all motorized fire dampers shall automatically close within specified
time in standards / codes during first stage alarm and / or as required by AHJ
25. As battery room is protected by clean agent fire protection system, duty & standby
exhaust fans in battery room along with MF/SD shall shutdown or closed automatically
in the event of fire before clean agent discharge
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
21
OF
50
REV.
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‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
26. Indoor / Outdoor HVAC Panels enclosure shall be NEMA Class 4 as per 73-TMSS-01 and
shall also comply with applicable requirements in COMPANY standard 31-TMSS-02.
1
2
28. Status indication lights (LED type) and switches to be provided in HVAC panel are listed
below:
3
NO.
DESCRIPTION
27. HVAC panels for control building shall be located in control room
REVISIONS
Prepared By:
MIR
Approved By:
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
1) Ammeter and voltmeter for each compressor motor
2) Ammeter and voltmeter for Evaporator fan motor
3) Ammeter and voltmeter for Electric duct heater
4) Control Switch for Evaporator fan
5) Control switch for Battery Room exhaust fan
6) Control switch for Toilet exhaust fan
7) Control switches for all tunnel ventilation fans
8) Control switches for dampers
9) Lamp Test switch
10) Reset switch for resetting the system back to normal after the faults are corrected.
11) Knob type Hand-Off-Auto selector switch for each A/C Unit
12) Silence Alarm switch
13) GREEN Indicating light for SCADA INTERLOCKED
14) GREEN Indicating light for FPSP INTERLOCKED
15) RED indicating light for HIGH TEMPERATURE
16) RED indicating light for HIGH HUMIDITY
17) RED indicating light for FIRE ALARM
18) RED indicating lights for compressor TRIP condition.
19) GREEN indicating lights for compressor ON or RUNNING (cooling stages).
20) YELLOW indicating lights for compressor OFF condition.
21) RED indicating lights for HIGH DISCHARGE PRESSURE from compressor
22) RED indicating lights for LOW SUCTION PRESSURE to compressor
23) RED indicating lights for HIGH OIL PRESSURE of compressor
24) RED indicating lights for LOW OIL PRESSURE of compressor
25) RED indicating lights for TRIP condition of Evaporator fan
26) GREEN indicating lights for ON or RUNNING condition of Evaporator fan.
27) YELLOW indicating light for NO AIR FLOW or BELT FAILURE condition
28) GREEN indicating lights for ON (heating stages) condition of electric duct heaters.
29) RED indicating lights for TRIP condition of electric heaters.
30) GREEN indicating lights for OPEN position of each motorized fire / smoke damper.
31) RED indicating lights for CLOSED position of each motorized fire / smoke damper.
32) GREEN indicating lights for OPEN position of each motorized volume damper.
33) RED indicating lights for CLOSED position of each motorized volume damper.
34) RED indicating lights for TRIP condition of Battery Room exhaust fan - A & B
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
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APP’D
CHK’D
1
2
3
DESCRIPTION
NO.
‫الشركة السعودية للكهرباء‬
SAUDI ELECTRICITY COMPANY
REVISIONS
Prepared By:
MIR
Approved By:
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
35) GREEN indicating lights for ON or RUNNING condition for Battery Room exhaust fan
–A&B
36) RED indicating lights for TRIP condition of Toilet exhaust fan
37) GREEN indicating lights for ON or RUNNING condition of Toilet exhaust fan
38) RED indication lights for TRIP condition of all ventilation & Jet fans (if any)
39) GREEN indication lights for ON or RUNNING condition of all ventilation & Jet fans
40) RED indication lights for TRIP condition of all condenser fans
41) GREEN indication lights for ON or RUNNING condition of all condenser fans
42) GREEN indication light for Power Supply: ON
43) GREEN indication light for EQUIPMENT-A DUTY
44) RED indicating light for EQUIPMENT-A FAULTY
45) GREEN indication light for EQUIPMENT-B DUTY
46) RED indicating light for EQUIPMENT -B FAULTY
47) YELLOW indication light for FRESH AIR FILTER DIRTY
48) YELLOW indication light for PRE-FILTER DIRTY
49) YELLOW indication light for BAG FILTER DIRTY
29. Reading ranges for Ammeter and Voltmeter shall be 0 to 150% of respective equipment
rating
30. Below conditions shall result in an Audible and Visual Alarm at HVAC Panel:
1) Power fail
2) Evaporator Fan Trip
3) No Air Flow
4) Filters Dirty
5) Room High Temperature
6) Room High Relative Humidity
7) High Discharge Pressure
8) Low Suction Pressure
9) High Oil Pressure
10) Low Oil Pressure
11) Compressor Trip
12) Condenser Fan Trip
13) Battery Room Exhaust Fan Trip
14) Electric Duct Heater Trip
15) Motorized Fire Smoke damper closed
16) Fire Alarm
17) Motorized volume damper closed.
31. All Audible and Visual alarms shall have latching circuits and they shall persist until
corrected or verified. The audible alarm shall be silenced by operating the SILENCE
ALARM Switch but the visual indication shall persist until the fault is repaired.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
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APP’D
CHK’D
32. The performance of HVAC system shall be controlled by a thermostat located in the
supply air stream at coil discharge OR in the return air stream within the conditioned
space.
33. Duct temperature sensors, one in supply and one in return shall be provided to monitor
operating air temperature via Portable Operator Terminal
DESCRIPTION
1
2
34. Temperature / Humidity room sensors, electronic type, for measuring and controlling
of temperature and relative humidity for all considered sensitive area shall be provided
and their readings shall be displayed in the Portable Operator Terminal
3
NO.
‫الشركة السعودية للكهرباء‬
SAUDI ELECTRICITY COMPANY
REVISIONS
Prepared By:
MIR
Approved By:
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
35. Room Thermostat:
1) Room or space thermostat shall be electronically programmable type,
microcomputer based, wall-mounted, one or multi-stage cooling and/or heating
and with provisions for preset operating schedules.
2) Programming based on weekdays
3) The thermostat shall have the capability to setup up to four (4) separate
temperatures per day
4) The thermostat shall have the capability of short cycle protection
5) The thermostat shall have the capability of automatically switching from cooling to
heating and vice versa (as applicable).
6) The thermostat shall have the capability of Instant override of set point for
continuous or timed period from one hour to thirty-one (31) days.
7) Instant override of set point for continuous or timed period from one hour to
thirty-one (31) days.
8) Preferential rate control to minimize overshoot and deviation from set point.
9) The thermostat shall be compatible with DDC controller.
10) A thermostat guard (transparent protective cover), tamper-proof clear plastic
cover shall be used for thermostat installation.
11) Switch selection features, including imperial or metric display, 12 to 24- hour clock,
keyboard disable, remote sensor, fan on/auto.
12) Display of Thermostat shall include the following:
a) Time of day
b) Actual room temperature
c) Programmed temperature
d) Programmed time
e) Duration of timed override
f) Day of week
g) System mode indication: heating, cooling, auto, off, fan auto, and fan on
h) Stage (heating or cooling) operation
36. Room Humidistat shall be provided for controlling room humidity and it shall include
the following:
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
24
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CERT.
APP’D
DESCRIPTION
CHK’D
1)
2)
3)
4)
Set point range of 20% - 80% RH (Relative Humidity), adjustment shall be external
Built-in temperature measuring element
Switching differential shall be fixed at 4% RH
Removable transparent set point knob cover. When the cover is mounted, the
selected set point can be read but cannot be adjusted externally
C. HVAC EQUIPMENT AND MATERIALS (As Applicable)
1
2
3
1.
NO.
‫الشركة السعودية للكهرباء‬
SAUDI ELECTRICITY COMPANY
REVISIONS
Prepared By:
MIR
Packaged Air Conditioning Units
Manufactured Units: Self-contained, single packaged, pre-wired units and pre-charged with
refrigerant complying to COMPANY Material Standard 73-TMSS-01, suitable for outdoor
installation consisting of cabinet, refrigerant compressors, condensing coil and fans, cooling
coil and fan, control wiring and piping, all factory assembled in a weather proof enclosure
mounted on a pressed steel base ready for field connections to utilities and ducts. Each unit
shall be equipped with hot gas bypass system.
Construction and Ratings: In accordance with AHRI 340/360. Testing shall be in accordance
with ASHRAE 16.
Approved By:
Performance Ratings: Energy Efficiency Rating (EER) and Coefficient of Performance (COP) shall
not be less than as prescribed in COMPANY Material Standard 73-TMSS-01.
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
Electrical and Componentss
i.
Motor: NEMA MG-1 and MG-2.
ii.
Wiring Termination: Provide terminal lugs to match branch circuit conductor
quantities, sizes and materials indicated. Enclose terminal lugs in terminal box sized
to NFPA 70.
iii. All main components of condensing units such as compressos and fan motors shall
be UL Listed and shall carry the UL label of approval
PACU shall be SASO certified
Drip eliminators shall be provided if the maximum velocity through coils exceeds 2.54mps (500
fpm). Whenever provided, the static pressure loss shall be considered in fan selection.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
For Air Conditioning Equipment located near shore, the unit shall be suitable for coastal
application and anti-corrosion protection shall be provided on equipment enclosure, coils,
compressors, fans and control devices as applicable.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
25
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
DESCRIPTION
CHK’D
Provide protective coatings on condenser and evaporator coils to minimize effect of
deterioration with no or little effect on heat exchange
2. Ventilation Supply and Exhaust / Purging Fans
Centrifugal fans complying with COMPANY Material Standard 73-TMSS-05.
1
2
3
NO.
Substation Tunnels Ventilation:
REVISIONS
Shall consist of exhaust and supply air fans complete with back draft dampers, fresh air
aluminum filters, fresh air intake louvers and control devices for each tunnel partition.
The supply air fans shall be filtered & louvered on all sides.
Prepared By:
MIR
Approved By:
NAO
Certified By:
Minimum TSP for supply fan: 1” wg.
Minimum TSP for exhaust fan: 0.5” wg.
Direct drive fans shall be preferred to minimize any maintenance issues of Belt tension,
adjustment or failure, etc.
Battery Rooms ventilation: Refer to COMPANY Standard TES-P-119.19, TES-K-100.01, 73TMSS-05 and TES-P-103.04. The Battery Room exhaust ductwork with its accessories such as
supply registers, exhaust grilles, combination motorized smoke dampers and volume dampers
shall be made of stainless steel materials
Toilet Ventilation: Refer to TES-K-100.01, TES-P-119.19 and 73-TMSS-05
Fire Pump Room Ventilation: Refer to 73-TMSS-05
Fares Al-Amro
Division Manager(A)
Disconnect Switch: Factory Wired, non-fusible, in-housing for thermal overload protected
motor and wall mounted multiple speed switch for direct driven fans
ESD, E&DD
16-02-2021
Wiring Termination: Provide terminal lugs to match branch circuit conductor quantities, sizes
and materials indicated. Enclose terminal lugs in terminal box sized to NFPA 70.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
26
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
3. Fresh Air Fans:
1
2
3
NO.
DESCRIPTION
Fan housing shall be of air-tight construction with scroll panel material formed and embedded
into the side panels. The housing and bearing supports shall be constructed of welded
structural steel members to prevent vibration and rigidly support the shaft and bearing.
REVISIONS
The fan wheel shall be of the non-overloading backward inclined or airfoil centrifugal type.
Wheel shall be statically and dynamically balanced. The wheel cone and fan inlet cone shall be
carefully matched and shall have precise running tolerances for maximum performance and
operating efficiency. Turned, precision ground and polished steel shaft shall be sized so the
first critical speed is at least 25% over the maximum operating speed for each pressure class.
Close tolerances shall be maintained when the shaft passes through the bearing.
Bearing shall be heavy duty grease lubricated, self-aligning or roller pillow block type. Bearing
shall be selected for basic rating fatigue life of 80,000 hours at maximum operating speed for
each pressure class.
Prepared By:
MIR
Approved By:
Each assembled fan shall be test run at the factory at the specified fan RPM and vibration
signatures shall be taken on each in the horizontal, vertical and axial direction. The unit shall be
mounted on vibration isolators.
4. Bleed Air Fans (Option for Inertial Air Filter System):
NAO
Centrifugal belt drive type designed primarily for continuous dust removal. Fan wheels shall be
made of steel of side plate type with one- piece cast malleable iron or fabricated steel spider.
Certified By:
5. Air Cleaning
Fares Al-Amro
Inertial Air Filter (For Make-up Air Intake System)
Division Manager(A)
ESD, E&DD
Components:
16-02-2021
All finished components shall be phosphatized and given a coat of zinc chromate primer and
finished with a coat of gray enamel.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
- Housing: Shall be constructed of not less than 11 gage steel. The housing shall be of all
welded construction and equipped with continuous standing flanges around periphery of both
air entering and air exiting sides. Flanges shall have pre-drilled bolt holes to facilitate field
installation.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
27
OF
50
REV.
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CERT.
‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
- Bleed Air Manifold: Shall have continuous standing flange with pre-drilled bolt holes to
facilitate field connection. Manifolds shall be sized to provide uniform airflow through each
cells dust bin for proper balance and dust removal.
DESCRIPTION
Blade packs: blade packs shall be constructed of not less than 20 gage steel with Heli-arc
welded construction. Blade packs vanes are to be individually formed and welded. Vanes shall
be arranged to provide a circuitous path to the air flow and redirect the air forward the clean
air outlet. The air passage ways shall have a minimum width of 48 mm. Blade pack shall be
removable to provide for inspection or service
1
2
3
NO.
- Bull nose: Shall be aerodynamically formed of 16 gage steel to provide air entry.
REVISIONS
Prepared By:
MIR
Approved By:
- Bleed Slot: Shall not be less than 16 gages steel. The bleed slot shall be a rounded entry
configuration to minimize destruction or plugging under heavy dust concentrations.
- Inlet Screen: Shall consist of 26 gages, four meshes, galvanized hardware cloth integrally
supported by a double layered 16 gage galvanized steel frame. Inlet screen shall be bolted to
the housing.
Performance:
Self-cleaning inertial air cleaner with a bleed rate of 11.1% of the clean airflow at ambient
temperature and dust specific gravity of 2.54 with minimum efficiency of 85% in accordance
with ASHRAE 52.1.
NAO
Certified By:
Basic Configuration System:
A small auxiliary bleed fan is the most practical method of attaining the recommended 11.1%
bleed airflow
High Efficiency Air Filters (Bag Filters)
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
Media: Ultra-fine fiberglass:
- Holding Frame: Galvanized Steel
Performance Rating
- ASHRAE 52.2-2017 / EUROVENT 4/5 Test Method
- Average Efficiency > 95%
- Rated Air Flow Capacity at 152 Pa: 1180 L/sec.
- Recommended Final Resistance: 250 Pa
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
28
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50
REV.
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APP’D
CHK’D
Washable Permanent Panel Filters
Media: 14 mesh aluminum, alternate layers of flat and herringbone crimp, four layers per
25mm, rod reinforced.
- Frame: 16 gage galvanized steel
- Thickness: 50mm thick as per TES-P-119.19
DESCRIPTION
1
2
Performance Rating:
- Initial Resistance at 2.54 m/sec. face air velocity: 25 Pa
- Recommended Final Resistance at 2.54 m/sec. face air velocity: 125 Pa
3
NO.
‫الشركة السعودية للكهرباء‬
SAUDI ELECTRICITY COMPANY
Filter Gages
REVISIONS
Direct Reading Dial: 90mm diameter diaphragm actuated dial in metal case, vent valves, black
figures on white background, front recalibration adjustment, ranging from 0 to 125 Pa, 2% of
full-scale accuracy.
Prepared By:
MIR
Accessories: Static pressure tips with integral compression fittings, 6.35mm aluminum or
plastic tubing, 2-way or 3-way vent valves.
Approved By:
6. Ductwork
Galvanized Steel Ducts:
NAO
ASTM A653 hot dipped galvanized steel sheet, lock-forming quality, having G60 zinc coating in
conformance with ASTM A90. All ductworks shall be insulated, double skin, factory fabricated.
Certified By:
Exhaust Duct for battery room shall be made of corrosion resistant material (stainless steel)
per TES-K-100.01
Fares Al-Amro
Insulated Flexible Ducts
Division Manager(A)
ESD, E&DD
UL listed, two-ply vinyl film supported by helically wound spring steel wire, fiberglass
insulation, and polyethylene vapor barrier film.
16-02-2021
Pressure Rating: 2.50 kPa positive and 250 Pa negative.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
Maximum Velocity: 2.03 m/sec.
Temperature Range: -23C to 71C.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
29
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50
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CERT.
APP’D
CHK’D
7. Ductwork Accessories
Air Turning Devices
i.
Fabricate in accordance with SMACNA HVAC Duct Construction
Standards.
ii.
Multi-blade device with blades aligned in short dimension, steel
construction, with individually adjustable blades, mounting straps.
iii. Multi-blade devices with radius blades attached to pivoting frame and
bracket, steel construction, with push / pull operator strap with 450
mm long removable key operator
1
2
3
DESCRIPTION
a.
NO.
‫الشركة السعودية للكهرباء‬
SAUDI ELECTRICITY COMPANY
REVISIONS
b. Motorized Volume Dampers
i.
Multi-Blade Damper: Fabricate of opposed blade pattern with
maximum blade sizes 200 x 1825mm. Assemble center and edge
crimped blades in prime coat or galvanized channel frame with
suitable hardware.
ii.
End Bearing: Except in round duct 300mm and smaller, provide end
bearing. On multiple blade dampers, provide oil impregnated nylon or
sintered bronze bearing.
Prepared By:
MIR
Approved By:
NAO
iii. Operator: UL listed and labeled spring return electric type suitable for
available power supply. Provide end switches to indicate damper
position. Locate damper operator on exterior of duct and link to
damper operating shaft. Actuators located outdoors shall be
suitable for outdoor weather application.
Certified By:
iv. Casing: Double Skin construction
Fares Al-Amro
Division Manager(A)
ESD, E&DD
c.
Combination Fire and Smoke Dampers
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
i.
Fabricate in accordance with NFPA 90A, UMC and SMACNA
ii.
Provide factory sleeve and collar for each damper.
v.
Multiple Blade Dampers: Fabricate with 16 gage (1.5mm) galvanized
steel frame and blades, oil impregnated bronze or stainless steel
sleeve bearings and plated steel axles, stainless steel jamb seals, 3.2 x
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
30
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
1
2
v. Combination fire and smoke damper shall comply with the
requirements of UL 555 for Fire Resistance Rating of 3 hours and UL
555S for Leakage Class I.
3
DESCRIPTION
vi. Operators: UL listed and labeled spring return electric type suitable
for available power supply. Provide end switches to indicate damper
position. Locate damper operator on exterior of duct and connect to
damper operating shaft. Actuators located outdoors shall be suitable
for outdoor weather application
NO.
CHK’D
13 mm plated steel concealed linkage, stainless steel closure spring,
blade stops and lock, and 13mm actuator shaft.
REVISIONS
d.
Duct Access Doors
Prepared By:
MIR
i.
Fabricate in accordance with SMACNA HVAC Duct Construction
Standards - Metal and Flexible.
ii.
Fabrication
Approved By:
Rigid and close fitting of galvanized steel with sealing gaskets and
quick fastening locking devices. For insulated ductwork, install
minimum 25mm thick insulation with sheet metal cover:
- Less than 300mm Square: Secure with sash locks.
- Up to 450mm Square: Provide two hinges and two sash locks.
- Up to 600 x 1200mm: Three hinges and two compression latches
with outside and inside handles.
- Larger Sizes: Provide an additional hinge.
NAO
Certified By:
iii. Access door shall be connected to the frame using continuous (piano)
hinge
Fares Al-Amro
Division Manager(A)
iv Access doors with sheet metal screw fasteners are not acceptable.
ESD, E&DD
16-02-2021
e.
Duct Test Holes
Drill test holes about 6 to 10 diameter of straight duct upstream from its
location. Required number of holes and size shall be in conjunction with
TAB CONTRACTOR’S requirements. Cap with neat patches, neoprene plugs,
threaded plugs, or threaded or twist on metal caps.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
f.
Fire Dampers
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
31
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
REVISIONS
Fabricate in accordance with NFPA 90A and UL 555.
ii.
Horizontal Dampers: Galvanized Steel, 22 gage (0.76mm) frame,
stainless steel closure spring.
ii.
Curtain Type Dampers: Galvanized steel with interlocking blades.
Provide stainless steel closure springs and latches for closure under
airflow conditions. Configure with blades out of air stream except for
250 Pa pressure class ducts up to 300 mm in height.
vii. Fusible Links: UL 33, separate at 71°C with adjustable link straps for
combination fire/balancing dampers.
Prepared By:
MIR
Approved By:
i.
iv. Multiple Blade Dampers: 16 gage (1.5 mm) galvanized steel frame
and blades, oil impregnated bronze or stainless steel sleeve bearings
and plated steel axles, 3.2 x 13mm plated steel concealed linkage,
stainless steel closure spring, blade stops and lock.
1
2
3
NO.
DESCRIPTION
CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
g.
Flexible Duct Connections
Fabricate in accordance with SMACNA HVAC Duct Construction Standards - Metal and Flexible.
NAO
Certified By:
Connector: Fabric crimped into metal edging strip.
Fabric: UL listed fire retardant neoprene coated woven glass fiber fabric to NFPA 90A,
minimum density 1.0 kg/m2.
Net Fabric Width: Approximately 75mm wide
Fares Al-Amro
Division Manager(A)
-Leaded Vinyl Sheet: Minimum 14mm thick, 4.2 kg/sq. m, 10dB attenuation in 10 to 10,000 Hz
range.
ESD, E&DD
16-02-2021
-Materials: Flame spread/smoke developed rating of 25/50 or less in accordance with NFPA
255.
h.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
Manual Volume Dampers
Fabricate in accordance with SMACNA HVAC Duct Construction Standards - Metal and Flexible.
Single Blade Dampers: Fabricate for duct sizes up to 150 x 760mm.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
32
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50
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‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
Multi-Blade Damper: Fabricate of opposed blade pattern with maximum blade sizes 200 x
1825mm. Assemble center and edge crimped blades in prime coated or galvanized channel
frame with suitable hardware.
DESCRIPTION
End Bearings: Except in round ductwork 300mm and smaller, provide end bearings. On
multiple blade dampers, provide oil impregnated nylon or sintered bronze bearings.
Casing shall be double skin construction
1
2
3
NO.
Quadrants
-
Provide locking, indicating quadrant regulators on single and multi-blade dampers.
REVISIONS
On insulated ducts mount quadrant regulators on standoff mounting brackets, bases or
adapters.
-
Where rod lengths exceed 750mm, provide regulator at both ends.
Prepared By:
MIR
Approved By:
i. Back Draft Damper
Fabrication in accordance with SMACNA HVAC Duct Construction Standards - Metal and
Flexible.
NAO
Channel Frame: Galvanized steel gauge 16, 50mm width x 13 mm height.
Shafting: 13mm diameter round rod, continuous length per blade.
Certified By:
Fares Al-Amro
Blades: Gravity shutter blades made up of galvanized steel gauge 26 with sponge foam gasket
on edges.
Blade Stopper: Made of gauge 18 galvanized steel.
Division Manager(A)
ESD, E&DD
Type of Construction: Duct mounted, applicable for double skin
16-02-2021
j.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
Splitter Dampers
Material: Same gage as duct to 600mm size in either direction and two gages heavier for sizes
over 600mm.
Blade: Fabricate of double thickness sheet metal to streamline shape, secured with
continuous hinge or rod.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
33
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
Operator: Minimum 6mm diameter, rod in self-aligning, universal joint action, flanged bushing
with setscrew.
DESCRIPTION
k.
Duct Smoke Detectors
Photoelectric type smoke detector designed for air handling use in system with air velocity
from 2.54 to 15.74 m/sec range, installed with sampling tube.
1
2
3
NO.
Unit contains red alarm LED, self-contained to trip fan unit when unit senses product of
combustion, reset type.
REVISIONS
Install as per NFPA 90A, IMC and manufacturer recommendation
l.
Prepared By:
MIR
Approved By:
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
Electric Duct Heater
Type: Flanged-type mounted in a duct section with heater control access door on the side of
the unit.
Heating Element: Open coil 80% nickel, 20% chromium, type A resistance wire, type C alloys
containing iron and other alloys are not acceptable. Coil shall be machine crimped into
stainless steel. Coils shall be supported by ceramic bushings.
Frame and Box: Shall be heavy gage galvanized steel, Terminal box shall be NEMA 1 (for indoor
use) and NEMA 4 (for outdoor use) construction and shall be provided with hinged, latching
cover and multiple concentric knockout for field wiring.
Protection: Furnished with a disk type, automatic reset thermal cutout for primary over
temperature protection and load carrying manual reset thermal cutouts, factory wired in series
with heater stages for secondary protection.
Control: Thermal cutouts, airflow switch, magnetic contactors, fuses, control circuit
transformers and built-in snap-acting door interlocked disconnect switch. Provide each stage
with monitoring pilot lights.
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
Electrical: Rated for the voltage, phase, and minimum of 2 stages. 3-phase heaters shall have
equal, balanced, 3-phase stages. All internal wiring shall be stranded copper with 105C
insulation.
Heater components shall be pre-wired and in most cases, field wiring shall only be limited to
making connections to the line voltage, fan interlocked and control terminal blocks from
supplied controller, thermostat and other control devices.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
34
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
Heater shall be provided with protective screen, 3/8" (9.5mm) stainless steel wire mesh, to be
mounted on both sides of the heater. Pressure drop shall be included in fan selection
DESCRIPTION
Equipped with door interlock disconnect switch
8. Air Outlets/Inlets
1
2
3
NO.
a.
Ceiling Diffusers
Type: Square, adjustable pattern, stamped, multi-core to discharge air in 360 degrees, fourway pattern with sectorizing baffles where indicated.
REVISIONS
Fabrication: Aluminum with baked enamel off white finish.
Accessories: Radial opposed blade damper and multi-louvered equalizing grid with damper
adjustable from diffuser face.
Prepared By:
MIR
Approved By:
Select 600 mm x 600 mm ceiling diffusers for air outlets located in open areas
b.
Supply Registers/Grilles
Type: Streamlined and individually adjustable blades, 19mm minimum depth, 19mm maximum
spacing with spring or other device to set blades, horizontal face, double deflection.
NAO
Certified By:
Fabrication: Steel with 20 gage (0.90mm) minimum frames and 22 gage (0.80mm) minimum
blades, steel and aluminum with 20 gage (0.90mm) minimum frame or aluminum extrusions
with factory off-white enamel prime coat finish.
Damper: Integral, gang operated opposed blade type with removable key operator, operable
from face.
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
c.
Exhaust and Return Grilles
Type: Streamlined blades, 20mm minimum depth, 20mm maximum spacing, with spring or
other device to set blades, horizontal face.
Fabrication: Steel with 20 gage (0.90mm) minimum frames and 22 gage (0.80mm) minimum
blades, aluminum extrusions with factory off-white enamel prime coat finish.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
35
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
d.
Sand Trap Louvers
DESCRIPTION
Designed for intake applications to separate sand from intake air. Test dust distribution
efficiency at 80% on 20 to 200 microns and 50% on 1 to 70 microns.
Aluminum Construction: Frame 2mm thick, blades 1.5mm thick. Provided with self-emptying
sand drain holes from the base.
Size designed at 1.52 m/sec maximum face air velocity.
1
2
3
NO.
Louvers
REVISIONS
Designed for intake applications to prevent rain penetration into the louver
Design characteristics: Close blade spacing, low free area, with effective water rejection
properties and meets AMCA wind driven rain requirements
Prepared By:
MIR
Approved By:
Linear Bar Grilles
Type: Streamlined blades, 20mm minimum depth, 12.5 mm typical blade spacing, zero
deflection with minimum 3mm bar thickness
Fabrication: Steel with minimum 1.5mm thick frames and 6mm thick blades (minimum),
extruded aluminium ally with factory off white enamel prime coat finish, powder coated.
NAO
9. Instrumentation
Certified By:
a.
Pressure Gauge
Glacier filled, ASME B40.1, 65mm diameter drawn steel case, phosphor
bronze bourdon tube, rotary brass movement, brass socket, with front
recalibration adjustment, black scale on white background, 1% mid-scale
accuracy, scale calibrated in both psi and kPa.
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
b.
Temperature and Humidity Indicators (Combination)
Wall mount, 300mm diameter dial, for indoor and outdoor service, bi-metal
sensing mechanism protected by weatherproof aluminum case,
temperature range -46 to 60C relative humidity range 20 to 90%.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
36
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50
REV.
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CERT.
APP’D
CHK’D
c.
Thermostat
DESCRIPTION
Low voltage, adjustable to control compressor stages and heating stages in
sequence with delay. Minimum two (2) stages for cooling and two (2)
stages for heating.
d.
Humidistat
3-point, control heating or, in conjunction with an impulse relay, floating
step control. Low voltage.
1
2
3
e.
NO.
‫الشركة السعودية للكهرباء‬
SAUDI ELECTRICITY COMPANY
Duct Type Thermometer (for main Supply, Return, Exhaust & Fresh Air
Ducts)
REVISIONS
100 mm dial face with raised black numbers on silver face, with red pointer.
Scale ranges shall be -5 to 85C. Complete with insertion element and duct
mounting screws
Prepared By:
MIR
Approved By:
NAO
10. Ductwork Insulation
a.
Materials: Flame spread/smoke developed rating of 25/50 or less in
accordance with ASTM E84, NFPA 255 and UL 723.
b.
Type: Glass fiberboard, rigid.
c.
Insulation
ESD, E&DD
ASTM C612 – Mineral Fiber Block & Board Thermal Insulation, noncombustible.
- Thermal Conductivity: 0.033 w/m C at 24 C mean temperatures
- Maximum Service Temperature: 121 C
- Maximum Moisture Absorption: 0.20% by volume
- Thickness: 25mm indoor / 50mm outdoor
- Density for Indoor / outdoor rectangular duct: 56 kg/m3
- Density for Indoor spiral duct: 48 kg/m3
16-02-2021
Facing: Factory applied foil reinforced kraft (FRK) vapor barrier
Certified By:
Fares Al-Amro
Division Manager(A)
d.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
Adhesive
Waterproof, mildew resistant, fire retardant type, apply vapor-seal pressure
sensitive patches and joint sealing tape.
e.
Joint and Protrusion
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
37
OF
50
REV.
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CERT.
‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
75mm wide tape shall be used.
11. Vibration Isolators
DESCRIPTION
Equipment shall be mounted on Vibrational isolators that are combination of
mechanical spring & neoprene rubber pad regardless of the components of
equipment are already fitted with such items
a.
Restrained Spring Isolators
Spring Isolators
1
2
3
NO.
i.
-
Provide hot dipped galvanized housings and neoprene coated
springs.
- Code: Color code springs for load carrying capacity.
REVISIONS
ii.
Prepared By:
MIR
Minimum horizontal stiffness equal to 75% vertical stiffness, with
working deflection between 0.30 and 0.60 maximum deflection.
Approved By:
- Spring Mounts: Provide with leveling devices, minimum 0.6mm
thick neoprene sound pads and zinc chromate plated hardware.
- Sound Pads: Size for minimum deflection of 1.3mm, meet
requirements for neoprene pad isolators.
- Restraint: Provide heavy mounting frame and limit stops.
NAO
Certified By:
Springs
b.
Neoprene Pad Isolators
i. Rubber or Neoprene Waffle Pads
- 30 durometer
- Minimum 13mm thick
- Maximum loading 275 kPa
- Height of ribs shall not exceed 0.7 times width.
ii. Configuration
Single layer, 13mm thick waffle pads bonded each side of 6mm thick
steel plate.
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
38
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50
REV.
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APP’D
CHK’D
D. Execution and Installation
1.
General
Install the system and equipment in accordance with TCS-K-100, TES-P-119.19 and
manufacturer’s instructions.
DESCRIPTION
1
2
Provide access around equipment for service not less than the manufacturer’s minimum
requirement and/or TCS-K-100.01
3
NO.
‫الشركة السعودية للكهرباء‬
SAUDI ELECTRICITY COMPANY
Install Air Conditioning units on a reinforced concrete foundation above finish grade as
specified in TES-P-119.19 with necessary vibration isolation.
REVISIONS
Smoke purging fans installation on return air duct of HVAC system shall be avoided wherever
possible.
Prepared By:
MIR
Approved By:
Wall-mounted combination, temperature/humidity indicators (hygrometers) shall be provided
inside and outside the building.
Basement & Tunnel ventilation fans shall be located to have a minimum clearance of 1.5-meter
from building wall or tunnel internal firewall.
Registers / Grilles in tunnel or basement wall opening, if any, shall be coordinated with cable
tray arrangement and be accessible for commissioning & maintenance.
NAO
All duct joints along transversal axis shall be slip-on-flanges clamped / bolted with necessary
gasket for leak prevention as per TES-K-100.01
Certified By:
Fares Al-Amro
Division Manager(A)
Locate HVAC Equipment and Design ductwork considering the possibility of building
expansions in future mainly for GIS and SWGR Buildings.
Install Electric duct heater as per manufacturer’s recommendation but shall not be less than
the requirement specified in TES-K-100.01
ESD, E&DD
Sleeve duct passing through walls & floors
16-02-2021
2.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
Ductwork and Duct Accessories
Perform WORK in accordance with SMACNA HVAC Duct Construction Standards - Metal and
Flexible, NFPA 90A Standards, TES-K-100 and TCS-K-100.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
39
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50
REV.
0
CERT.
APP’D
CHK’D
Fabricate and support in accordance with SMACNA HVAC Duct Construction Standards - Metal
and Flexible.
Provide motorized combination fire and smoke dampers in the main supply and return duct
penetrations through the walls of the building, to isolate areas protected with clean agent fire
extinguishing system and to isolate areas provided with HVAC & purging system.
DESCRIPTION
1
2
Provide fusible link operated fire dampers in all other fire duct penetrations and opening for
louvers and grilles in fire rated walls and partitions.
3
NO.
‫الشركة السعودية للكهرباء‬
SAUDI ELECTRICITY COMPANY
REVISIONS
Provide duct access doors for inspection and cleaning, before and after filters, coils, fans,
motorized dampers, fire dampers, combination fire and smoke dampers, electric duct heater
and elsewhere as required.
Provide duct test holes where required for testing and balancing purposes.
Prepared By:
MIR
Approved By:
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
Duct access doors for dampers shall be at least 600 x 600mm, large enough to permit body
movement for maintenance.
Provision shall be made to conduct inspection and maintenance to air ducts near bus bar and
energized equipment without power outage.
Prior to installation, ductwork and duct accessories delivered to site shall be protected from
weather extremes. Suitable storage facilities for protection, especially for the factory insulated,
factory fabricated ductworks, shall be provided as per the requirements of TCS-K-100.01
Factory fabricated ducts and duct components, ventilation equipment, and HVAC control
systems delivered at site shall be protected with plastic duct wrap made of 3.0 mil
polyethylene sheet with a high-tack adhesive for protection against moisture, dust, and debris
For GIS halls where GIB / GIL is not used for GIS to Gantry connections, HVAC ducts may be
installed below crane level subject to meeting the adequate clearance from GIS Equipment /
components.
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
For GIS halls having GIS to Gantry connections through GIB / GIL, the HVAC ducts shall be
located above crane level to avoid clearance & coordination issues
HVAC Duct & Air Inlet / Outlet devices location shall be avoided over GIS LCC / Electromechanical / communication panels as much as possible
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
40
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
3.
Air Inlet/Air Outlet
Provide balancing dampers on duct take-off to diffusers, grilles and
registers, despite whether dampers are specified as part of the grille and
registers assembly.
1
2
a. Paint ductwork visible behind air outlets and inlets back.
b. In Battery room, exhaust grilles shall be located at 3 levels – Near Floor,
Middle portion and Below Roof
3
NO.
DESCRIPTION
a.
4.
Ductwork Insulation
REVISIONS
Verify that ductwork has been air leak tested before applying insulation materials.
Provide ductwork with external insulation with vapor barrier jackets. Use 25 mm thick
insulation for ducts installed inside the building and 50 mm thick insulation for outside ducts.
Prepared By:
MIR
Approved By:
For exterior applications, provide vapor barrier jacket. Cover with aluminum jacket with seams
located on bottom side of horizontal equipment.
5.
NAO
Provide vibration isolation on motor driven equipment over 0.35kW, plus connected piping
and ductwork, as required.
6.
Certified By:
Fares Al-Amro
Vibration Isolation
Mechanical Identification
Identify Mechanical equipment, Piping, ductwork, control panels and major control
components outside panels with plastic nameplates.
7.
Air Cleaning
Division Manager(A)
ESD, E&DD
Install filter gage static pressure tips upstream and downstream of filters. Mount filter gages
on outside of filter housing or filter plenum, in accessible position. Adjust and level.
16-02-2021
Provide filter gages on banks, installed with separate static pressure tips upstream and
downstream of filters.
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
41
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
8.
Submittals
DESCRIPTION
Submit diagrams indicating mechanical system controlled and control system components.
Label with settings, adjustable range of control and limits. Include written description of
control sequence.
Include flow diagrams for each control system, graphically depicting control logic.
1
2
3
NO.
Shop drawings indicating components, assembly, dimensions, weights and loading, required
clearances, and location and size of field connections.
REVISIONS
Include schematic layouts showing Air conditioning equipment, supply and return air ducting
with accessories required for complete system.
Submit product data indicating rated capacities, weights specialties and accessories, electrical
nameplate data and wiring diagrams.
Prepared By:
MIR
Approved By:
Submit test reports. Indicate pressure tests performed. Include data/duct section tested, test
pressure and leakage rate following SMACNA HVAC Air Duct Leakage test manual
NAO
The contractor shall submit coordination drawings between electrical, civil and mechanical
works and confirmation of no conflict between them along with the first submission of the
detailed design to avoid any site modifications. The design and drawings of HVAC shall be
subject to COMPANY Approval
Certified By:
All design calculation and drawing submittal shall be stamped and certified by both the design
consulting office and the contractor
E.
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
Start-up Testing and Commissioning
Testing and commissioning work required herein shall be in accordance with the applicable
requirement of TCS-K-100.01. The WORK includes the following tests:
i. Duct Leakage Test
ii. Sound Level Test
iii. Vibration Test
Submit name of Testing and Commissioning Agency for approval within thirty (30) days after
award of CONTRACT.
Agency shall be specialized in Testing and Commissioning of HVAC systems with minimum
three (3) years documented experience. Perform WORK under supervision of NEBB or any
other Certified Testing & Commissioning Supervisor acceptable to the COMPANY.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
42
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
Total system balance shall be performed in accordance to ASHRAE System handbook or NEBB
procedural Standards for testing, adjusting and balancing of Environmental systems
DESCRIPTION
Prior to commencing WORK, submit detailed test and commissioning procedures, agenda
and draft reports on applicable NEBB forms indicating adjusting, balancing & equipment data
required.
1
2
3
NO.
Submit draft copies of the report for review prior to final acceptance of the PROJECT.
Provide final copies for COMPANY REPRESENTATIVE and for inclusion in operating and
maintenance manuals.
REVISIONS
Prepared By:
MIR
Provide reports in hard cover, A4 size, 3-ring or 4-ring binder manuals, complete with index
page and colored indexing tabs, with cover identification at front and side.
Include set of reduced drawings in all material submittals with all equipment identified to
correspond with data sheets and indicating thermostat locations.
Approved By:
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
43
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
5.02 PLUMBING SYSTEMS
S.no.
1
Service
Compliance
Water
Piping, PVC Pipe:
Buried & Concealed 75-TMSS-01 /
per ASTM D1785,
Schedule 80
2
Rain
Downspout
1
2
Plumbing Piping
3
NO.
DESCRIPTION
Plumbing system shall be in accordance with COMPANY Standard TES-P-119.19
requirements and as specified below:
REVISIONS
Prepared By:
MIR
Approved By:
3
4
NAO
Certified By:
5
Fares Al-Amro
Fittings
Same
as
pipe
materials &
suit
pipe
size & end
design
Water PVC Pipe:
TA-800024R0
75-TMSS-01 /
per ASTM D1785,
Schedule 80
Water Piping, Above Steel Pipe: per ASTM Malleable
Grade & Exposed
A53, Schedule 40, iron,
per
galvanized
AN/ASME
B16.3
Water Piping, Hot CPVC pipes
Same
as
Water
75-TMSS-01 /
pipe
per ASTM F441 Sch. materials &
80
suit
pipe
size & end
design
Sanitary
Sewer PVC Pipe: per ASTM Same
as
Piping
D1785, Schedule 40 pipe
materials
Joining
per
ASTM
D2855,
solvent weld
with
ASTM
D2564 solvent
cement
Threaded up
to 50 mm NPS
As
per
manufacturer
Standard
&
Procedures
Solvent weld.
Division Manager(A)
ESD, E&DD
Refer to TES-P-119.19 for specification of Valves, Flanges and Unions
16-02-2021
Plumbing Fixtures
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
Plumbing Fixtures to be provided shall be as per COMPANY Standards TES-P-119.19, 75-TMSS02. Plumbing fixtures to be provided shall include Western Water Closets, Eastern Water
Closets, Lavatories, Urinals, Ablution faucet and Plumbed Eyewash with hand held hose spray
Minimum working pressure for urinal = 173 kpa
Refer to 90-TMSS-08 for specification of Eyewash Equipment.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
44
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
Plumbing Specialties
1
2
Plumbing Equipment
3
NO.
DESCRIPTION
Plumbing Specialties to be provided shall be as per COMPANY Standards TES-P-119.19.
Plumbing specialties to be provided shall include Floor Drains, Clean outs, Hose bibs, Water
hammer Arrestor, etc.
Plumbing Equipment to be provided shall be as per below mentioned COMPANY Standards.
Plumbing Equipment to be provided shall include Water Transfer Pump & Booster Pump;
Electric Water Heater; Water Storage Tanks; Sump Pumps for Basement, Tunnels & Trenches
and Sump Pump for Oil Catch Basin of Transformer & Reactors
REVISIONS
Water Transfer Pump
The pump shall be close-coupled and designed for horizontal installation. Pump parts material
specifications shall be as follows:
Prepared By:
MIR
Approved By:
Casing:
Case Wearing Ring:
Impeller:
Shaft:
Mechanical Seal:
Cast Iron
Bronze
Bronze
Stainless Steel
Buna N Bellows, Stainless Steel Metal Parts, Ni-Resist
Seat and Carbon Washer
NAO
Certified By:
The pump for the Control Building & SEB Toilet shall be designed to deliver 1.58 liters per
second & 0.79 liters per second of water respectively. Pump motor shall have a TEFC enclosure
and operable at 230 volts/ 1-phase / 60 Hz. with a speed of 3450 rpm.
The pump shall be equipped with a complete safety and manual operational controls and shall
be provided with galvanized steel sun shed.
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
Booster Pump
The pump shall be close-coupled and designed for horizontal installation. Pump parts material
specifications shall be as follows:
Casing:
Cast Iron
Case Wearing Ring:
Bronze
Impeller:
Bronze
Shaft:
Stainless Steel
Mechanical Seal:
Buna N Bellows, Stainless Steel Metal Parts, Ni-Resist
Seat and Carbon Washer
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
45
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
DESCRIPTION
CHK’D
The pump shall be designed to deliver water as required by the system, including the
emergency eyewash and hand spray equipment with an inlet supply pressure of 276 kPa.
Pump motor shall have a TEFC enclosure and operable at 230 volts, 1-phase, 60 Hz. with a
speed of 3450 rpm.
The booster system shall be skid mounted and provided with shed when installed outside the
building. The skid shall include control panel, pressure tank, pressure gauge and pressure
switch.
1
2
3
NO.
Install the pump in such a way that its inlet line is facing directly towards the O/H Water
Storage Tank outlet at the same elevation, connected through a straight pipe without an elbow
REVISIONS
Sump Pump for Basement, Tunnels & Trenches
Refer to 83-TMSS-01 and TES-P-119.19.
Prepared By:
MIR
Approved By:
NAO
Certified By:
Fares Al-Amro
Sump Pump Main control panel: Refer to TES-P-119.19
Sump Pump Local control panel: Refer to TES-P-119.19
Main Control panel shall provide “SUMP PUMP OPERATE” and “SUMP PUMP FAULTY” alarms
at SAS Interface as shown in Mechanical / HVAC Alarm Logic Diagram
Indoor Main Control Panel – IP 55 or NEMA 3 Enclosure, Aluminium nameplate, HAND-OFFAUTO Switch, RUN, TRIP & Power LEDs, all applicable motor protection, controls & wiring
conforming to NEC.
Indoor or Outdoor Local Control panel – IP 67 or NEMA 6 Enclosure, Stainless steel nameplate,
ON – OFF Isolation Switch, HAND-OFF-AUTO Switch, RESET Push Button, local SILENCE Push
Button, HORN, HIGH / LOW WATER LEVEL, RUN, TRIP & POWER ON LEDs, all applicable motor
protection, controls & wiring conforming to NEC.
Panel manufacturer / supplier details shall be fixed on the panel door
Division Manager(A)
ESD, E&DD
Sump Pump for Oil Catch Basin of Transformers & Reactors
16-02-2021
Refer to TES-P-119.21
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
Outdoor Local Control panel –NEMA 4X Enclosure, ON – OFF Isolation Switch, Stainless steel
nameplate, RUN, TRIP & Power LEDs, all applicable motor protection, controls & wiring
conforming to NEC.
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
46
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
The pump shall be self-priming type designed for horizontal installation. Pump parts material
specifications shall be as follows:
DESCRIPTION
Casing:
Ductile Iron
Impeller:
Ductile Iron
Shaft:
SAE 4140
Mechanical Seal: Silicon/Silicon
Painting/Coating: Refer to TES-H-107.01 requirements.
1
2
3
NO.
The pump shall have a discharge capacity of 4.0 lps at rotational speed of 3450 rpm. Pump
motor shall have a TEFC enclosure.
REVISIONS
The pump shall be equipped with complete safety operational controls and shall be provided
with a galvanized steel sun shed.
Electric Water Heater
Prepared By:
MIR
Approved By:
The water heater shall conform to the requirements of COMPANY Standard TES-P-119.19 &
94-TMSS-01. Minimum capacity shall be 57 liters.
Water Storage Tank
Refer to TES-P-19.19
NAO
Drinking Water Cooler
Refer to 94-TMSS-02
Certified By:
Plumbing Systems Commissioning:
Fares Al-Amro
Division Manager(A)
Hydro-testing shall be performed for all piping & plumbing systems to meet the requirements
of TES-P-119.19 & Plumbing codes
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
47
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
APP’D
SAUDI ELECTRICITY COMPANY
CHK’D
5.03 WEIGHT HANDLING SYSTEMS
A. EOT Crane
DESCRIPTION
Refer to TES-P-119.19R3
B. Hoist for Pump House
1
2
3
NO.
1.
Hand Chain Hoist
a. Provide hoist with lifting capacity to handle the heaviest load during
maintenance of the equipment.
REVISIONS
b. The hoist shall have enclosed construction, surfaced hardened gears, anti
corrosive finish on grade 80 chain, self sustaining maintenance free friction
brake, safety hook of alloy steel and protection against overload.
Prepared By:
MIR
c.
The hoist shall be hung into hand-geared traveling trolley
Approved By:
SECTION VI - PROJECT DESIGN DOCUMENTS, CALCULATIONS AND DRAWINGS
NAO
A list of documents that contractor shall submit at prescribed project phases is
attached. Any other documents not mentioned here, but is a requirement shall be
provided by contractor at respective PHASE.
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
48
OF
50
REV.
0
CERT.
APP’D
CHK’D
SECTION VII - HVAC CONTROL SCHEMATIC DIAGRAMS & HVAC ALARMS LOGIC DIAGRAM
The HVAC control schematic diagrams WT-925440 Sheet 01 to 08 and Mechanical /
HVAC Alarms Logic Diagram WT-925441 Sheet 01 of 01 attached with PTS are for
guidance of contractor. Contractor shall follow the diagrams for HVAC system design. Any
changes necessary during project execution due to changes in substation layout or higher
capacity units or any such other reasons shall be incorporated with SEC approval.
1
2
3
DESCRIPTION
NO.
‫الشركة السعودية للكهرباء‬
SAUDI ELECTRICITY COMPANY
REVISIONS
Prepared By:
MIR
Approved By:
NAO
Certified By:
1.
2.
3.
4.
5.
6.
7.
8.
WT-925440 Sheet 01 of 08: HVAC Control Schematic Diagram – 380kV GIS Building
WT-925440 Sheet 02 of 08: HVAC Control Schematic Diagram – 380kV GIS Building
WT-925440 Sheet 03 of 08: HVAC Control Schematic Diagram – 380kV GIS Building
WT-925440 Sheet 04 of 08: HVAC Control Schematic Diagram – 132kV GIS Building–I
WT-925440 Sheet 05 of 08: HVAC Control Schematic Diagram – 132kV GIS Building–II
WT-925440 Sheet 06 of 08: HVAC Control Schematic Diagram–Control Room
WT-925440 Sheet 07 of 08: HVAC Control Schematic Diagram–Control Building
WT-925440 Sheet 08 of 08: HVAC Control Schematic Diagram–SEC Transmission
Room
9. WT-925441 Sheet 01 of 01: MECHANICAL / HVAC ALARM LOGIC DIAGRAM
SECTION VIII - ANNEXURES
The BIDDER shall review PTS and fill the annexures (attached herewith in Appendix XIIB)
with signature, stamp and submit the same to serve as Scope of Supply document for
Mechanical works as Bid Stage Submission for COMPANY review.
Annexure-XIIB-I: HVAC SOW requirement
Annexure-XIIB-II: Plumbing SOW requirement
Annexure-XIIB-III: Weight handling SOW requirement
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
49
OF
50
REV.
0
CERT.
‫الشركة السعودية للكهرباء‬
CHK’D
APP’D
SAUDI ELECTRICITY COMPANY
1
2
3
NO.
DESCRIPTION
SECTION IX - DATA SCHEDULES
The following data schedules are attached to Scope of Work and Technical Specifications
PTS / Appendix XIIB:
REVISIONS
Prepared By:
MIR
73-TMSS-01
(Rev. 01)
Air Conditioning Units, Packaged
73-TMSS-05
(Rev. 0)
75-TMSS-01
(Rev. 0)
83-TMSS-01
(Rev. 0)
Centrifugal Exhaust Fans
94-TMSS- 01
(Rev. 0)
Automatic Electric Heaters
94-TMSS- 02
(Rev. 0)
Drinking Water Coolers
Plastic Piping for Plumbing System
Submersible Sump Pumps
Approved By:
NAO
Certified By:
Fares Al-Amro
Division Manager(A)
ESD, E&DD
16-02-2021
THIS DRAWING IS NOT
TO BE USED FOR
CONSTRUCTION
OR
FOR
ORDERING
MATERIALS
UNTIL
CERTIFIED AND DATED
PTS-20WN374, 16-02-2021
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR
CONSTRUCTION OF 380/132kV NIC CIRCLE BSP
JOB ORDER NO.
PLANT NO.
SE0514
NORTH WEST OPERATING AREA
SAUDI ARABIA
INDEX
A
DOCUMENT NO.
APPENDIX-XIIB
PTS-20WN374
PAGE NO.
50
OF
50
REV.
0
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR CONSTRUCTION OF 380/132KV NIC CIRCLE BSP
ATTACHMENT TO APPENDIX XII-B: DOCUMENT REQUIREMENTS FOR ELECTRO-MECHANICAL SYSTEMS
SECTION VI - PROJECT DESIGN DOCUMENTS, CALCULATIONS AND DRAWINGS
A.
The CONTRACTOR shall submit all design documents, calculations, studies and drawings at various stages of the PROJECT as per below Appendix XIIB Table, as a minimum for Electro-mechanical Systems.
Phase 01
Discipline
Work Packages
Electrical
General
Submittals
Drawing Control Sheet
Overall Substation Layout (Equipment arrangement Plan & Sections)
Mechanical
Others (if any)
General
Work Packages
Prequalification
Topics
Stage
Stage
Markup/
As Built
Stage
WP
EHV & HV
EHV & HV
WP
WP
☐
☐
☒
☐
☐
☒
☐
☒
☒
☐
☐
☐
☐
☒
☒
☐
☐
☐
☐
☒
☐
Plumbing General Notes & Legend Drawings
EHV
☐
☒
☒
HVAC General Notes & Legend Drawings
EHV
☐
☒
☒
WP
☐
☐
☐
EHV or HV
Bid
Design
Submittals
Topics
Stage
Stage
Markup
/As Built
Stage
Prequalification of Electro-Mechanical Sub-contractors / Vendors
WP
EHV
☐
☐
☐
☒
☐
☐
EHV GIS Room- Technical Submittal for EOT Crane
WP
EHV
☐
☐
☐
☒
☐
☐
HV GIS Room- Technical Submittal for EOT Crane
EHV
☐
☒
☐
☐
☐
☐
EOT Crane
Others (if any)
Design
EHV
Phase 02
Mechanical
Bid
Scope of Supply for Electromechanical controls, HVAC, Plumbing & Weight Handling
systems
HVAC System Design Criteria
Others (if any)
Discipline
EHV or HV
1 of 7
Submittal Contents / Document or Drawing Titles / Remarks
Submittal to include all electro-mechanical documents & Drawings
Locations of all outdoor electro=mechanical equipment to be indicated in overall substation layout.
Refer to Annexures attached in PTS/Appendix XIIB. The BIDDER shall fill in these annexures with stamp and submit
along with the Technical Proposal.
1. TES-K-100.01 selection criteria
2. ASHRAE references
3. PME / MODA references
4. Other local references
1. General Notes
2. Abbreviations
3. Symbols/Legends
4. Other if any
1. General Notes
2. Abbreviations
3. Symbols/Legends
4. Other if any
Submittal Contents / Document or Drawing Titles / Remarks
1.
2.
3.
4.
5.
6.
7.
8.
Subcontractor PQ Documents
List of similar works completed
List of equipment owned or rented
Subcontractor ongoing projects list, etc.
Subcontractors Schedule (Including Design, material delivery, construction, testing & commissioning, etc.)
Subcontractor proposed Manpower chart for project with resumes
Subcontractor organization chart
Other (if any)
1.
2.
3.
4.
5.
6.
1.
2.
3.
4.
5.
6.
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Equipment Dimensional / Arrangement drawings
Equipment wiring diagrams
Compliance Statements (PTS, Standards)
Other if any
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Equipment Dimensional / Arrangement drawings
Equipment wiring diagrams
Compliance Statements (PTS, Standards)
Other if any
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR CONSTRUCTION OF 380/132KV NIC CIRCLE BSP
ATTACHMENT TO APPENDIX XII-B: DOCUMENT REQUIREMENTS FOR ELECTRO-MECHANICAL SYSTEMS
EHV or HV
Bid
Design
Submittals
Topics
Stage
Stage
Markup/
As Built
Stage
Material Submittal for Pump House Monorail Crane
WP
EHV
☐
☐
☐
☒
☐
☐
Material Submittal for Sliding Gate
EHV
☐
☒
☐
Material Submittal for Submersible Sump Pumps
EHV & HV
☐
☒
☐
Technical Submittal for Air Conditioning Units for all rooms / Building(s)
EHV & HV
☐
☒
☐
Technical Submittal for JIB CRANE / HOIST
EHV & HV
☐
☐
☐
Technical Submittal for HVAC DDC Control Panel
EHV & HV
☐
☒
☐
Material Submittal for HVAC Installation Material
EHV & HV
☐
☒
☐
Technical Submittal for Ventilation Fans (Basement / Tunnels / Battery Room / Toilets
/ etc.) & Smoke Purge Fans - Substation
EHV & HV
☐
☒
☐
Material Submittal for Bleed air fan and Inertial air filter (where applicable)
EHV & HV
☐
☒
☐
Phase 03
Discipline
Mechanical
Work Packages
Mechanical Material
2 of 7
Submittal Contents / Document Titles / Remarks
1.
2.
3.
4.
5.
6.
1.
2.
3.
4.
5.
6.
1.
2.
3.
4.
1.
2.
3.
4.
5.
6.
7.
8.
9.
1.
2.
3.
4.
5.
6.
1.
2.
3.
4.
5.
1.
2.
3.
4.
1.
2.
3.
4.
5.
6.
7.
8.
1.
2.
3.
4.
5.
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Equipment Dimensional / Arrangement drawings
Equipment wiring diagrams
Compliance Statements (PTS, Standards)
Other if any
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Compliance Statements (PTS, Standards)
Panel Internal & External Layout
Wiring Diagram
Other if any
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets, etc.
Compliance Statements (PTS, Standards)
Other if any
Original Equipment (PACU) catalogues
PACU Auxiliary Equipment / Component catalogues / data sheets
Equipment Dimensional / Arrangement drawings
Equipment computer selection sheets
Data schedules as per PTS/TMSS
Equipment Internal wiring diagrams
Equipment Panel Internal Layout
Compliance Statements (73-TMSS-01, PTS, 01-TMSS-01, etc.)
Other if any
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Equipment Dimensional / Arrangement drawings
Equipment wiring diagrams
Compliance Statements (PTS, Standards)
Other if any
Original DDC Equipment catalogues / datasheets
Field Installation devices catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Compliance Statements (PTS, Standards)
Other if any
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Compliance Statements (PTS, Standards)
Other if any
Original Equipment (Supply, Exhaust & Smoke Purge Fans) catalogues
Fans Auxiliary Equipment / Component catalogues / data sheets
Equipment Dimensional / Arrangement drawings
Equipment computer selection sheets
Data schedules as per PTS/TMSS
Equipment wiring diagrams
Compliance Statements (73-TMSS-05, PTS, 01-TMSS-01, etc.)
Other if any
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Compliance Statements (PTS, Standards)
Conformance Certificates, Approvals, Statements & Reports (as applicable)
Other (if any)
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR CONSTRUCTION OF 380/132KV NIC CIRCLE BSP
ATTACHMENT TO APPENDIX XII-B: DOCUMENT REQUIREMENTS FOR ELECTRO-MECHANICAL SYSTEMS
Material Submittal for Electric Duct Heaters
EHV
☐
☒
☐
Plumbing Bulk Materials (Pipes, Fittings, Joining, Tanks, Eyewash, Water Cooler, etc.)
EHV & HV
☐
☒
☐
Material Submittal for Toilet Fixture & Accessories Including Electrical Water Heater
EHV
☐
☒
☐
WP
☐
☐
☐
EHV or HV
Bid
Design
Topics
Stage
Stage
Markup/
As Built
Stage
WP
☐
☐
☐
EHV GIS Room- HVAC System Design Calculation and Drawing
EHV
☐
☒
☒
EHV GIS Room- Plumbing Design Calculations & Drawings
EHV
☐
☒
☒
EHV GIS Room- Material Submittal for HVAC Control Panels
EHV
☐
☒
☒
WP
☐
☐
☐
HV GIS Room I- HVAC System Design Calculation and Drawing
EHV
☐
☒
☒
HV GIS Room II- HVAC System Design Calculation and Drawing
EHV
☐
☒
☒
Others (if any)
Phase 04
Discipline
Work Packages
Mechanical
EHV GIS Room /
building
Submittals
HV GIS Room /
building
3 of 7
1.
2.
3.
4.
1.
2.
3.
4.
5.
6.
7.
8.
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Compliance Statements (PTS, Standards)
Other if any
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Compliance Statements (PTS, Standards)
Other if any
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Compliance Statements (PTS, Standards)
Other if any
Submittal Contents / Document Titles / Remarks
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
1.
2.
3.
4.
1.
2.
3.
HVAC System Design Calculations
HVAC Duct & Equipment Layout– Roof
HVAC Duct Layout– Ground Floor
HVAC Sections
HVAC Air Flow Diagram
HVAC Control Schematic Diagram
HVAC Control Panel Layout
HVAC Power Layout (PACU, SPF, Ventilation Fan, EDH, MVD, MFSD, etc.)
HVAC Equipment Schedule
Other if any
Design calculations
Roof Drainage System, Layout, Section & Details
Equipment Schedules
Other if any
Panel Internal & External Layout
Wiring Diagram
Other if any
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
HVAC System Design Calculations
HVAC Duct & Equipment Layout– Ground Floor
HVAC Duct Layout– Ground Floor
HVAC Duct Layout–Basement
HVAC Sections
HVAC Air Flow Diagram
HVAC Control Schematic Diagram
HVAC Control Panel Layout
HVAC Power Layout (PACU, SPF, Ventilation Fan, EDH, MVD, MFSD, etc.)
HVAC Equipment Schedule
Other if any
HVAC System Design Calculations
HVAC Duct & Equipment Layout– Ground Floor
HVAC Duct Layout– Ground Floor
HVAC Duct Layout–Basement
HVAC Sections
HVAC Air Flow Diagram
HVAC Control Schematic Diagram
HVAC Control Panel Layout
HVAC Power Layout (PACU, SPF, Ventilation Fan, EDH, MVD, MFSD, etc.)
HVAC Equipment Schedule
Other if any
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR CONSTRUCTION OF 380/132KV NIC CIRCLE BSP
ATTACHMENT TO APPENDIX XII-B: DOCUMENT REQUIREMENTS FOR ELECTRO-MECHANICAL SYSTEMS
HV GIS Room I- Plumbing Design Calculations & Drawings
EHV
☐
☒
☒
HV GIS Room II- Plumbing Design Calculations & Drawings
EHV
☐
☒
☒
HV GIS Room I- Material Submittal for HVAC Control Panels
EHV
☐
☒
☒
HV GIS Room II- Material Submittal for HVAC Control Panels
EHV
☐
☒
☒
MV GIS Room /
building
MV Metal-Clad
Switchgear Room /
building
WP
☐
☐
☐
WP
☐
☐
☐
Transformers &
Reactors
WP
☐
☐
☐
Oil Filled Equipment (Plumbing & Drainage) System Design Calculation & Drawings
EHV
☐
☒
☒
Technical Data of Transformer & Reactor Oil Pit Pump with local control panel
EHV
☐
☒
☐
WP
☐
☐
☐
EHV or HV
Bid
Design
Topics
Stage
Stage
Markup
/As Built
Stage
WP
☐
☐
☐
HVAC System Design Calculation and Drawings for Control Building Including
Ventilation in Battery Room and Toilet
EHV
☐
☒
☒
HVAC System Design Calculation and Drawings for Control Room
EHV
☐
☒
☒
1.
2.
3.
4.
5.
1.
2.
3.
4.
5.
1.
2.
3.
1.
2.
3.
Design calculations
Roof Drainage System, Layout, Section & Details
Basement Drainage System, Layout, Section & Details
Equipment Schedules
Other if any
Design calculations
Roof Drainage System, Layout, Section & Details
Basement Drainage System, Layout, Section & Details
Equipment Schedules
Other if any
Panel Internal & External Layout
Wiring Diagram
Other if any
Panel Internal & External Layout
Wiring Diagram
Other if any
1.
Others (if any)
Phase 05
Discipline
Work Packages
Mechanical
Control Room /
building
Submittals
4 of 7
1.
2.
3.
1.
2.
3.
4.
5.
6.
Design Calculation
Layout, Section, Isometric & Details
Other if any
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Compliance Statements (PTS, Standards)
Panel Internal & External Layout
Wiring Diagram
Other if any
Submittal Contents / Document Titles / Remarks
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
1.
2.
3.
4.
5.
6.
7.
8.
9.
HVAC System Design Calculations
HVAC Duct & Equipment Layout-t– Ground Floor
HVAC Duct Layout– Ground Floor
HVAC Sections
HVAC Air Flow Diagram
HVAC Control Schematic Diagram
HVAC Control Panel Layout
HVAC Power Layout (PACU, SPF, Fan, EDH, MVD, MFSD, etc.)
HVAC Equipment Schedule
Other if any
HVAC System Design Calculations
HVAC Duct & Equipment Layout– Ground Floor
HVAC Sections
HVAC Air Flow Diagrams
HVAC Control Schematic Diagrams
HVAC Control Panel Layouts
HVAC Power Layouts (PACU, SPF, Ventilation Fan, EDH, MVD, MFSD, etc.)
HVAC Equipment Schedule
Other if any
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR CONSTRUCTION OF 380/132KV NIC CIRCLE BSP
ATTACHMENT TO APPENDIX XII-B: DOCUMENT REQUIREMENTS FOR ELECTRO-MECHANICAL SYSTEMS
Control Building & Site - Plumbing Design Calculations & Drawings
EHV
☐
☒
☒
HVAC Duct Factory Submittal
EHV
☐
☒
☐
Material Submittal for HVAC Control Panel for Control Building
EHV
☐
☒
☒
Material Submittal for HVAC Control Panel for Control Room
EHV
☐
☒
☒
Material Submittal for Water Transfer & Booster Pumps with Local Control Panel
EHV
☐
☒
☐
WP
☐
☐
☐
Substation Tunnels Drainage System Design Calculations & Drawings
EHV
☐
☒
☒
Substation Tunnels Ventilation System Design Calculations & Drawings
EHV
☐
☒
☒
EHV GIS Room Tunnels - Material Submittal for Ventilation Control Panel
EHV
☐
☒
☒
HV GIS Room I Tunnels - Material Submittal for Ventilation Control Panel
EHV
☐
☒
☒
HV GIS Room II Tunnels - Material Submittal for Ventilation Control Panel
EHV
☐
☒
☒
HVAC System Design Calculation and Drawings for SEC Transmission Room Building
EHV
☐
☒
☒
Tunnels & Outdoor
Rooms
5 of 7
1.
2.
3.
4.
5.
6.
7.
8.
9.
1.
2.
3.
4.
5.
6.
7.
8.
1.
2.
3.
1.
2.
3.
1.
2.
3.
4.
5.
6.
Design calculations
Roof Drainage System, Layout, Section & Details
Basement Drainage, Layout Section, Isometric & Details
Water Supply System, Overall Layout, Isometric & Details
Riser Diagrams
Sewerage and vent system, Layout, Isometric & Details
Equipment Schedules
Yard Piping Layout & Details
Other if any
Duct factory PQ Documents
Duct factory ongoing projects list, etc.
Duct factory Schedule (Including Design, manufacture, material delivery, etc.)
Duct factory Manpower chart
Conformance Certificates, Approvals, Statements & Reports (as applicable)
Fabrication drawings for HVAC Duct work
Fabrication drawings for HVAC Duct Fittings
Other (if any)
Panel Internal & External Layout
Wiring Diagram
Other if any
Panel Internal & External Layout
Wiring Diagram
Other if any
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Compliance Statements (PTS, Standards)
Panel Internal & External Layout
Wiring Diagram
Other if any
1.
2.
3.
4.
5.
6.
1.
2.
3.
4.
5.
1.
2.
3.
1.
2.
3.
1.
2.
3.
1.
2.
3.
4.
5.
6.
7.
8.
9.
Tunnels Drainage System Design calculations
380kV Building Tunnels Drainage System – Layout, Section & Details
132kV Building Tunnels Drainage System – Layout, Section & Details
13.8kV Building Tunnels Drainage System – Layout, Section & Details
Equipment Schedules
Other if any
Ventilation System Design calculations
380kV Building Tunnels Ventilation System –Layout, Section & Details
132kV Buildings Tunnels Ventilation System –Layout, Section & Details
Equipment Schedules
Other if any
Panel Internal & External Layout
Wiring Diagram
Other if any
Panel Internal & External Layout
Wiring Diagram
Other if any
Panel Internal & External Layout
Wiring Diagram
Other if any
HVAC System Design Calculations
HVAC Duct & Equipment Layout– Ground Floor
HVAC Sections
HVAC Air Flow Diagrams
HVAC Control Schematic Diagrams
HVAC Control Panel Layouts
HVAC Power Layouts (PACU, SPF, Ventilation Fan, EDH, MVD, MFSD, etc.)
HVAC Equipment Schedule
Other if any
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR CONSTRUCTION OF 380/132KV NIC CIRCLE BSP
ATTACHMENT TO APPENDIX XII-B: DOCUMENT REQUIREMENTS FOR ELECTRO-MECHANICAL SYSTEMS
Material Submittal for HVAC Control Panel for SEC Transmission Room Building
EHV
☐
☒
☒
HVAC Electrical Material Submittal
EHV
☐
☒
☐
Technical submittal of Main Control Panel for Submersible Sump Pumps in 380kV GIS
Building Tunnels & Trenches.
EHV
☐
☒
☒
Technical submittal of Main Control Panel for Submersible Sump Pumps in 132kV GIS
Building I Tunnels & Trenches.
EHV
☐
☒
☒
Technical submittal of Main Control Panel for Submersible Sump Pumps in 132kV GIS
Building II Tunnels & Trenches.
EHV
☐
☒
☒
Technical submittal of Main Control Panel for Submersible Sump Pumps in Control
Room Building Basement, Tunnels & Trenches-If any)
EHV
☐
☒
☒
WP
☐
☐
☐
EHV or HV
Bid
Design
Topics
Stage
Stage
Markup
As Built/
Stage
WP
☐
☐
☐
HVAC Design Calculation and Drawings for Security Equipment Building
EHV
☐
☒
☒
HVAC Control Panel for Security Equipment Building
EHV
☐
☒
☒
HVAC System Design Calculation, Drawings and material submittal for Split Units
EHV
☐
☒
☒
HVAC Construction Details
Plumbing Constructions Details
Pump House Ventilation System Design Calculation and Drawings
EHV
EHV
EHV
☐
☐
☐
☒
☒
☒
☒
☒
☒
Plumbing System Design Calculation and Drawings for Security Equipment Building
EHV
☐
☒
☒
WP
☐
☐
☐
Others (if any)
Phase 06
Discipline
Work Packages
Mechanical
Design Calculations &
Drawings
Others (if any)
Submittals
6 of 7
1.
2.
3.
1.
2.
3.
4.
1.
2.
3.
1.
2.
3.
1.
2.
3.
1.
2.
3.
1.
Panel Internal & External Layout
Wiring Diagram
Other if any
Original Equipment catalogues / datasheets
Auxiliary Equipment / Component catalogues / data sheets
Compliance Statements (PTS, Standards)
Other if any
Panel Internal & External Layout
Wiring Diagram
Other if any
Panel Internal & External Layout
Wiring Diagram
Other if any
Panel Internal & External Layout
Wiring Diagram
Other if any
Panel Internal & External Layout
Wiring Diagram
Other if any
Submittal Contents / Document Titles / Remarks
1. HVAC System Design Calculations
2. HVAC Duct & Equipment Layout
3. HVAC Sections
4. HVAC Control Panel Layout
5. HVAC Power Layout (AHU, ACCU, Exhaust Fan, MFSD, etc. as applicable)
6. HVAC Equipment Schedule
7. Other if any
1. Panel Internal & External Layout
2. Wiring Diagram
3. Other if any
1. HVAC System Design Calculations
2. HVAC Power & Equipment Layout
3. HVAC Sections
4. HVAC Equipment Schedules
5. Other if any
HVAC Construction Details
Plumbing Construction Details
1. Ventilation System Design Calculations
2. Ventilation Equipment Layout, Sections, & Details
3. Other if any
1. Design Calculation
2. Roof Drainage System, Layout, Section & Details
3. Cold & Hot Water Supply System, Layout, Isometric & Details
4. Riser Diagrams
5. Sewerage, Drainage and vent system, Layout, Isometric & Details
6. Equipment Schedules
7. Other (if any)
MECHANICAL SCOPE OF WORK & TECHNICAL SPECIFICATIONS FOR CONSTRUCTION OF 380/132KV NIC CIRCLE BSP
ATTACHMENT TO APPENDIX XII-B: DOCUMENT REQUIREMENTS FOR ELECTRO-MECHANICAL SYSTEMS
EHV or HV
Bid
Design
Topics
Stage
Stage
Markup
As Built /
Stage
WP
☐
☐
☐
FAT for Air Conditioning Units (PACU / AHU-ACCU, etc)
FAT for Control Panels
FAT for Weight handling equipment
HVAC Systems Method Statement
EHV & HV
EHV & HV
EHV & HV
EHV & HV
WP
☐
☐
☐
☐
☐
☒
☒
☒
☒
☐
☐
☐
☐
☐
☐
Test Procedure documents
Test Procedure documents
Test Procedure documents
Testing, Adjusting & balancing Method Statement
FATR for Air Conditioning Unit (PACU / AHU-ACCU, etc)
FATR for Control Panels
FATR for Weight handling equipment
HVAC Systems TAB Report
EHV & HV
EHV & HV
EHV & HV
EHV & HV
☐
☐
☐
☐
☐
☐
☐
☐
☒
☒
☒
☒
Test Reports
Test Reports
Test Reports
Balancing Report
WP
☐
☐
☐
EHV or HV
Bid
Design
Topics
Stage
Stage
Markup
As Built /
Stage
WP
☐
☐
☐
EHV & HV
☐
☐
☐
Phase 07
Discipline
Work Packages
Mechanical
ITP submission for
Electro-mechanical
Equipment
Submittals
FAT reports for
Electro-Mechanical
Equipment
Others (if any)
Phase 08
Discipline
Work Packages
Mechanical
REMOTE END
WORKS
MECHANICAL
Submittals
Submittal Contents / Document Titles / Remarks
Submittal Contents / Document Titles / Remarks
☒ - Indicates requirement for submission under this Project.
The time schedule for the submittal of each phase shall be finalized prior/during initiating the submission of the design submittals. Partial submittal of calculations/drawings for any submittal in any phase will not be accepted.
7 of 7
OW NER.
K
NOTES
JOB ORDER NO.
INDEX
SE0514
WT-925440
DRAWING NUMBER
PLANT NO.
01 OF 08
SHEET NO.
00
REV. NO.
1. THE DRAWING IS FOR GUIDANCE ONLY. ANY CHANGE
OF I
TS
NECESSARY DURING PROJECT EXECUTION SHALL BE
INCORPORATED WITH SEC APPROVAL
CONSENT
2. PLUS SIGN INDICATES ADDITIONAL POINTS PER
PROJECT REQUIREMENT / APPROVED CALCULATION
SHALL BE INCORPORATED
LEGEND
RETURN
DX COOLING
COIL
DPS
DIFFERENTIAL PRESSURE SWITCH
DSD
DUCT SMOKE DETECTOR
DTS
DUCT TEMPERATURE SENSOR
EF
EXHAUST FAN
EDH
DPS
ELECTRIC DUCT HEATER
FACP FIRE ALARM CONTROL PANEL
S.A
DAMPER
FD
FIRE DAMPER
HDP
SUPPLY FAN
HP
FROM
BAG
FILTER
CONROL CABLE TUNNEL
HIGH DISCHARGE PRESSURE
HIGH OIL PRESSURE
SHALL BE OBTAI
NED
PREFILTER
CCT
HVAC HEATING, VENTILATING & AIR CONDITIONING
FRESH
AIR
MB
M
M
FROM FACP
MOORIZED DAMPER
MB
MIXING BOX
MF/SD MOTORIZED FIRE/SMOKE DAMPER
M
DPS
EDH
DPS
R.A.
DAMPER
SUPPLY
M
PREFILTER
BAG
FILTER
CONDENSER
FRESH AIR
FILTER (STL)
DX COOLING
COIL
AIR
SECTION (
FANS)
STANDBY / DUTY
DSD
DTS
S.A
DAMPER
ZONE # 1
MF/SD
SUPPLY FAN
RA
RETURN AIR
RHS
ROOM HUMIDITY SENSOR
RTS
ROOM TEMPERATURE SENSOR
SAS
SUBSTATION AUTOMATION SYSTEM
SF
SUPPLY FAN
SPF
SMOKE PURGE FAN
STL
SAND TRAP LOUVER
STATUS
I
N
RHS
M
M
TIHI
M
FIRE SM OKE DAM PERS STATUS
REFERENCE DRAWINGS
DRAWING TITLE
DRAWING NO.
DRAWING CONTROL SHEET
WT-925429
SUBSTATION LAYOUT
WT-925438
SAUDIELECTRI
CI
TY
FIRE SM OKE DAM PERS COM M AND
(
OPEN / CLOSE)
SPF ISOLATION DAM PER STATUS
SPF ISOLATION DAM PER COM M AND
STATUS
SPF COM M AND
HUM IDITY
ROOM
SPF ON-OFF/TRIP
TEM PERATURE
SPF
ROOM
FIRE SM OKE DAM PERS STATUS
FIRE SM OKE DAM PERS COM M AND
EDH ON-OFF/TRIP/STAGES STATUS
HEATER COM M AND
RETURN AIR TEM PERATURE (
DUCT)
SUPPLY AIR TEM PERATURE (
DUCT)
(
OPEN / CLOSE)
SUPPLY AIR DAM PER COM M AND
SUPPLY AIR DAM PER STATUS
M
SUPPLY FAN ON-OFF/TRIP/FLOW
SUPPLY FAN COM M AND
CONDENSER FAN ON-OFF/TRIP STATUS
HDP/LSP STATUS
COM PRESSOR-1&2 COM M AND
BAG FILTERS DIRTY STATUS
PRE-FILTERS DIRTY STATUS
(
OPEN / CLOSE)
RETURN AIR DAM PER STATUS
RETURN AIR DAM PER COM M AND
FIRE SM OKE DAM PERS STATUS
DPS
COM PRESSOR-1&2 ON-OFF/TRIP/LP/HP/
RTS
DPS
FIRE SM OKE DAM PERS COM M AND
FRESH AIR FILTERS DIRTY STATUS
MB
DPS
POWER CABLE TUNNEL
ECC ENERGY CONTROL CENTER
MF/SD
M
PCT
TIHI TEMPERATURE & HUMIDITY INDICATOR
TIHI
FRESH
AIR
LOW OIL PRESSURE
SCADA SUPERVISORY CONTROL & DATA ACQUISTION
380kV GIS HALL (33.3%)
DPS
LP
I
N
DPS
LOW SUCTION PRESSURE
FULL OR
DUTY / STANDBY
LSP
PART
MVD MOTORIZED VOLUME DAMPER
DDC MODULES
DIGITAL INPUT (DI)
2+
1
2
2
2
2
2
3
24+
16+
4+
6
2
4+
1
1
1
1
2
2
4+
1
1
1
1
ANALOG INPUT (AI)
ARE THE SOLE PROPERTY
OF
DIGITAL OUTPUT (DO)
2
REPRODUCTI
ON
FRESH AIR
FILTER (STL)
16 POINT
NO
M
16P
CO.
CONDENSER
R.A.
DAMPER
SECTION (
FANS)
DTS
TO FACP
THI
S
AIR
DSD
DOCUMENT
WI
THOUT
THE W RI
TTEN
HVAC CONTROL SCHEMATIC DIAGRAM - 380kV GIS BUILDING
2
2
AS-BUILT
BY
DATE
}
DO
AI
MIR
DRAWN BY
80
32
16
16
DATE STARTED
CHECKED BY
04-01-2021
ENG. DEPT.
MODULES (MIN.)
THIS DRAWING IS NOT TO BE USED FOR
5
2
1
1
NAO
CERT.
APPD.
NTS
SCALE:
16-02-2021
DATE COMPLETED
OPR'G. DEPT.
NO. OF 16P DDC
CHKD.
DESCRIPTION
AO
NO. OF DDC
POINTS (MIN.)
BY
THE I
NFORMATI
ON
DI
DATE
EHV-E&DD/ESD
APPROVAL/CERTIFICATION INFORMATION
CONSTRUCTION OR FOR ORDERING
MATERIAL UNTIL CERTIFIED AND DATED
DDC NO.
REV. NO.
DRAW I
NG
DDC EQUIPMENT
REV.
NO.
HVAC CONTROL SCHEMATIC DIAGRAM
380KV GIS BUILDING
380/132KV NIC CIRCLE BSP
NWOA
JOB ORDER NO.
SAUDI ARABIA
INDEX
PLANT NO.
DRAWING NUMBER
SHEET NO.
K
SE0514
WT-925440
01 OF 08
REV. NO.
00
SEC-A (2004/10)
DMS
VECTOR
AND
DDC EQUIPMENT SCHEDULE
CONTAI
NED
HEREI
N
FOR MORE DETAILS REFER TO ATTACHED HVAC ALARMS LOGIC DIAGRAM
SECA00
THI
S
TO SAS
FROM
FACP
ANALOG OUTPUT (AO)
OW NER.
K
NOTES
JOB ORDER NO.
INDEX
SE0514
WT-925440
DRAWING NUMBER
PLANT NO.
02 OF 08
SHEET NO.
00
REV. NO.
1. THE DRAWING IS FOR GUIDANCE ONLY. ANY CHANGE
OF I
TS
NECESSARY DURING PROJECT EXECUTION SHALL BE
INCORPORATED WITH SEC APPROVAL
CONSENT
2. PLUS SIGN INDICATES ADDITIONAL POINTS PER
PROJECT REQUIREMENT / APPROVED CALCULATION
SHALL BE INCORPORATED
LEGEND
RETURN
DX COOLING
COIL
DPS
DIFFERENTIAL PRESSURE SWITCH
DSD
DUCT SMOKE DETECTOR
DTS
DUCT TEMPERATURE SENSOR
EF
EXHAUST FAN
EDH
DPS
ELECTRIC DUCT HEATER
FACP FIRE ALARM CONTROL PANEL
S.A
DAMPER
FD
FIRE DAMPER
HDP
SUPPLY FAN
HP
FROM
BAG
FILTER
CONROL CABLE TUNNEL
HIGH DISCHARGE PRESSURE
HIGH OIL PRESSURE
SHALL BE OBTAI
NED
PREFILTER
CCT
HVAC HEATING, VENTILATING & AIR CONDITIONING
FRESH
AIR
MB
M
M
FROM FACP
MOORIZED DAMPER
MB
MIXING BOX
MF/SD MOTORIZED FIRE/SMOKE DAMPER
M
DPS
EDH
DPS
R.A.
DAMPER
SUPPLY
M
PREFILTER
BAG
FILTER
CONDENSER
FRESH AIR
FILTER (STL)
DX COOLING
COIL
AIR
SECTION (
FANS)
STANDBY / DUTY
DSD
DTS
S.A
DAMPER
ZONE # 2
MF/SD
SUPPLY FAN
RA
RETURN AIR
RHS
ROOM HUMIDITY SENSOR
RTS
ROOM TEMPERATURE SENSOR
SAS
SUBSTATION AUTOMATION SYSTEM
SF
SUPPLY FAN
SPF
SMOKE PURGE FAN
STL
SAND TRAP LOUVER
STATUS
I
N
RHS
M
M
M
FIRE SM OKE DAM PERS STATUS
REFERENCE DRAWINGS
DRAWING TITLE
DRAWING NO.
DRAWING CONTROL SHEET
WT-925429
SUBSTATION LAYOUT
WT-925438
SAUDIELECTRI
CI
TY
FIRE SM OKE DAM PERS COM M AND
(
OPEN / CLOSE)
SPF ISOLATION DAM PER STATUS
SPF ISOLATION DAM PER COM M AND
STATUS
SPF COM M AND
HUM IDITY
ROOM
SPF ON-OFF/TRIP
TEM PERATURE
SPF
ROOM
FIRE SM OKE DAM PERS STATUS
FIRE SM OKE DAM PERS COM M AND
EDH ON-OFF/TRIP/STAGES STATUS
HEATER COM M AND
RETURN AIR TEM PERATURE (
DUCT)
SUPPLY AIR TEM PERATURE (
DUCT)
(
OPEN / CLOSE)
SUPPLY AIR DAM PER COM M AND
SUPPLY AIR DAM PER STATUS
M
SUPPLY FAN ON-OFF/TRIP/FLOW
SUPPLY FAN COM M AND
CONDENSER FAN ON-OFF/TRIP STATUS
HDP/LSP STATUS
COM PRESSOR-1&2 COM M AND
BAG FILTERS DIRTY STATUS
PRE-FILTERS DIRTY STATUS
(
OPEN / CLOSE)
RETURN AIR DAM PER STATUS
RETURN AIR DAM PER COM M AND
FIRE SM OKE DAM PERS STATUS
DPS
COM PRESSOR-1&2 ON-OFF/TRIP/LP/HP/
RTS
DPS
FIRE SM OKE DAM PERS COM M AND
FRESH AIR FILTERS DIRTY STATUS
MB
DPS
POWER CABLE TUNNEL
ECC ENERGY CONTROL CENTER
MF/SD
M
PCT
TIHI TEMPERATURE & HUMIDITY INDICATOR
TIHI
FRESH
AIR
LOW OIL PRESSURE
SCADA SUPERVISORY CONTROL & DATA ACQUISTION
380kV GIS HALL (33.4%)
DPS
LP
I
N
DPS
LOW SUCTION PRESSURE
FULL OR
DUTY / STANDBY
LSP
PART
MVD MOTORIZED VOLUME DAMPER
DDC MODULES
DIGITAL INPUT (DI)
2+
1
2
2
2
2
2
3
24+
16+
4+
6
2
4+
1
1
1
1
2
2
4+
1
1
1
1
ANALOG INPUT (AI)
ARE THE SOLE PROPERTY
OF
DIGITAL OUTPUT (DO)
2
REPRODUCTI
ON
FRESH AIR
FILTER (STL)
16 POINT
NO
M
16P
CO.
CONDENSER
R.A.
DAMPER
SECTION (
FANS)
DTS
TO FACP
THI
S
AIR
DSD
DOCUMENT
WI
THOUT
THE W RI
TTEN
HVAC CONTROL SCHEMATIC DIAGRAM - 380kV GIS BUILDING
2
2
AS-BUILT
BY
DATE
}
DO
AI
MIR
DRAWN BY
80
32
16
16
DATE STARTED
CHECKED BY
04-01-2021
ENG. DEPT.
MODULES (MIN.)
THIS DRAWING IS NOT TO BE USED FOR
5
2
1
1
NAO
CERT.
APPD.
NTS
SCALE:
16-02-2021
DATE COMPLETED
OPR'G. DEPT.
NO. OF 16P DDC
CHKD.
DESCRIPTION
AO
NO. OF DDC
POINTS (MIN.)
BY
THE I
NFORMATI
ON
DI
DATE
EHV-E&DD/ESD
APPROVAL/CERTIFICATION INFORMATION
CONSTRUCTION OR FOR ORDERING
MATERIAL UNTIL CERTIFIED AND DATED
DDC NO.
REV. NO.
DRAW I
NG
DDC EQUIPMENT
REV.
NO.
HVAC CONTROL SCHEMATIC DIAGRAM
380KV GIS BUILDING
380/132KV NIC CIRCLE BSP
NWOA
JOB ORDER NO.
SAUDI ARABIA
INDEX
PLANT NO.
DRAWING NUMBER
SHEET NO.
REV. NO.
K
SE0514
WT-925440
02 OF 08
00
SEC-A (2004/10)
DMS
VECTOR
AND
DDC EQUIPMENT SCHEDULE
CONTAI
NED
HEREI
N
FOR MORE DETAILS REFER TO ATTACHED HVAC ALARMS LOGIC DIAGRAM
SECA00
THI
S
TO SAS
FROM
FACP
ANALOG OUTPUT (AO)
OW NER.
K
NOTES
JOB ORDER NO.
INDEX
SE0514
WT-925440
DRAWING NUMBER
PLANT NO.
03 OF 08
SHEET NO.
00
REV. NO.
1. THE DRAWING IS FOR GUIDANCE ONLY. ANY CHANGE
OF I
TS
NECESSARY DURING PROJECT EXECUTION SHALL BE
INCORPORATED WITH SEC APPROVAL
CONSENT
2. PLUS SIGN INDICATES ADDITIONAL POINTS PER
PROJECT REQUIREMENT / APPROVED CALCULATION
SHALL BE INCORPORATED
LEGEND
RETURN
DX COOLING
COIL
DPS
DIFFERENTIAL PRESSURE SWITCH
DSD
DUCT SMOKE DETECTOR
DTS
DUCT TEMPERATURE SENSOR
EF
EXHAUST FAN
EDH
DPS
ELECTRIC DUCT HEATER
FACP FIRE ALARM CONTROL PANEL
S.A
DAMPER
FD
FIRE DAMPER
HDP
SUPPLY FAN
HP
FROM
BAG
FILTER
CONROL CABLE TUNNEL
HIGH DISCHARGE PRESSURE
HIGH OIL PRESSURE
SHALL BE OBTAI
NED
PREFILTER
CCT
HVAC HEATING, VENTILATING & AIR CONDITIONING
FRESH
AIR
MB
M
M
FROM FACP
MOORIZED DAMPER
MB
MIXING BOX
MF/SD MOTORIZED FIRE/SMOKE DAMPER
M
DPS
EDH
DPS
R.A.
DAMPER
SUPPLY
M
PREFILTER
BAG
FILTER
CONDENSER
FRESH AIR
FILTER (STL)
DX COOLING
COIL
AIR
SECTION (
FANS)
STANDBY / DUTY
DSD
DTS
S.A
DAMPER
ZONE # 3
MF/SD
SUPPLY FAN
RA
RETURN AIR
RHS
ROOM HUMIDITY SENSOR
RTS
ROOM TEMPERATURE SENSOR
SAS
SUBSTATION AUTOMATION SYSTEM
SF
SUPPLY FAN
SPF
SMOKE PURGE FAN
STL
SAND TRAP LOUVER
STATUS
I
N
RHS
M
TIHI
M
M
FIRE SM OKE DAM PERS STATUS
REFERENCE DRAWINGS
DRAWING TITLE
DRAWING NO.
DRAWING CONTROL SHEET
WT-925429
SUBSTATION LAYOUT
WT-925438
SAUDIELECTRI
CI
TY
FIRE SM OKE DAM PERS COM M AND
(
OPEN / CLOSE)
SPF ISOLATION DAM PER STATUS
SPF ISOLATION DAM PER COM M AND
STATUS
SPF COM M AND
HUM IDITY
ROOM
SPF ON-OFF/TRIP
TEM PERATURE
SPF
ROOM
FIRE SM OKE DAM PERS STATUS
FIRE SM OKE DAM PERS COM M AND
EDH ON-OFF/TRIP/STAGES STATUS
HEATER COM M AND
RETURN AIR TEM PERATURE (
DUCT)
SUPPLY AIR TEM PERATURE (
DUCT)
(
OPEN / CLOSE)
SUPPLY AIR DAM PER COM M AND
SUPPLY AIR DAM PER STATUS
M
SUPPLY FAN ON-OFF/TRIP/FLOW
SUPPLY FAN COM M AND
CONDENSER FAN ON-OFF/TRIP STATUS
HDP/LSP STATUS
COM PRESSOR-1&2 COM M AND
BAG FILTERS DIRTY STATUS
PRE-FILTERS DIRTY STATUS
(
OPEN / CLOSE)
RETURN AIR DAM PER STATUS
RETURN AIR DAM PER COM M AND
FIRE SM OKE DAM PERS STATUS
DPS
COM PRESSOR-1&2 ON-OFF/TRIP/LP/HP/
RTS
DPS
FIRE SM OKE DAM PERS COM M AND
FRESH AIR FILTERS DIRTY STATUS
MB
DPS
POWER CABLE TUNNEL
ECC ENERGY CONTROL CENTER
MF/SD
M
PCT
TIHI TEMPERATURE & HUMIDITY INDICATOR
TIHI
FRESH
AIR
LOW OIL PRESSURE
SCADA SUPERVISORY CONTROL & DATA ACQUISTION
380kV GIS HALL (33.3%)
DPS
LP
I
N
DPS
LOW SUCTION PRESSURE
FULL OR
DUTY / STANDBY
LSP
PART
MVD MOTORIZED VOLUME DAMPER
DDC MODULES
DIGITAL INPUT (DI)
2+
1
2
2
2
2
2
3
24+
16+
4+
6
2
4+
1
1
1
1
2
2
4+
1
1
1
1
ANALOG INPUT (AI)
ARE THE SOLE PROPERTY
OF
DIGITAL OUTPUT (DO)
2
REPRODUCTI
ON
FRESH AIR
FILTER (STL)
16 POINT
NO
M
16P
CO.
CONDENSER
R.A.
DAMPER
SECTION (
FANS)
DTS
TO FACP
THI
S
AIR
DSD
DOCUMENT
WI
THOUT
THE W RI
TTEN
HVAC CONTROL SCHEMATIC DIAGRAM - 380kV GIS BUILDING
2
2
AS-BUILT
BY
DATE
}
DO
AI
MIR
DRAWN BY
80
32
16
16
DATE STARTED
CHECKED BY
04-01-2021
ENG. DEPT.
MODULES (MIN.)
THIS DRAWING IS NOT TO BE USED FOR
5
2
1
1
NAO
CERT.
APPD.
NTS
SCALE:
16-02-2021
DATE COMPLETED
OPR'G. DEPT.
NO. OF 16P DDC
CHKD.
DESCRIPTION
AO
NO. OF DDC
POINTS (MIN.)
BY
THE I
NFORMATI
ON
DI
DATE
EHV-E&DD/ESD
APPROVAL/CERTIFICATION INFORMATION
CONSTRUCTION OR FOR ORDERING
MATERIAL UNTIL CERTIFIED AND DATED
DDC NO.
REV. NO.
DRAW I
NG
DDC EQUIPMENT
REV.
NO.
HVAC CONTROL SCHEMATIC DIAGRAM
380KV GIS BUILDING
380/132KV NIC CIRCLE BSP
NWOA
JOB ORDER NO.
SAUDI ARABIA
INDEX
PLANT NO.
DRAWING NUMBER
SHEET NO.
REV. NO.
K
SE0514
WT-925440
03 OF 08
00
SEC-A (2004/10)
DMS
VECTOR
AND
DDC EQUIPMENT SCHEDULE
CONTAI
NED
HEREI
N
FOR MORE DETAILS REFER TO ATTACHED HVAC ALARMS LOGIC DIAGRAM
SECA00
THI
S
TO SAS
FROM
FACP
ANALOG OUTPUT (AO)
OW NER.
K
NOTES
JOB ORDER NO.
INDEX
SE0514
WT-925440
DRAWING NUMBER
PLANT NO.
04 OF 08
SHEET NO.
00
REV. NO.
1. THE DRAWING IS FOR GUIDANCE ONLY. ANY CHANGE
OF I
TS
NECESSARY DURING PROJECT EXECUTION SHALL BE
INCORPORATED WITH SEC APPROVAL
CONSENT
2. PLUS SIGN INDICATES ADDITIONAL POINTS PER
PROJECT REQUIREMENT / APPROVED CALCULATION
SHALL BE INCORPORATED
LEGEND
RETURN
DX COOLING
COIL
DPS
DIFFERENTIAL PRESSURE SWITCH
DSD
DUCT SMOKE DETECTOR
DTS
DUCT TEMPERATURE SENSOR
EF
EXHAUST FAN
EDH
DPS
ELECTRIC DUCT HEATER
FACP FIRE ALARM CONTROL PANEL
S.A
DAMPER
FD
FIRE DAMPER
HDP
SUPPLY FAN
HP
FROM
BAG
FILTER
CONROL CABLE TUNNEL
HIGH DISCHARGE PRESSURE
HIGH OIL PRESSURE
SHALL BE OBTAI
NED
PREFILTER
CCT
HVAC HEATING, VENTILATING & AIR CONDITIONING
FRESH
AIR
MB
M
M
FROM FACP
MOORIZED DAMPER
MB
MIXING BOX
MF/SD MOTORIZED FIRE/SMOKE DAMPER
M
DPS
EDH
DPS
R.A.
DAMPER
POWER CABLE TUNNEL
RA
RETURN AIR
RHS
ROOM HUMIDITY SENSOR
(100 % FOR CAPACITY
RTS
ROOM TEMPERATURE SENSOR
BELOW 60 TONS AND
SAS
SUBSTATION AUTOMATION SYSTEM
SUPPLY
PREFILTER
BAG
FILTER
CONDENSER
FRESH AIR
FILTER (STL)
DX COOLING
COIL
AIR
SECTION (
FANS)
STANDBY / DUTY
DSD
DTS
SCADA SUPERVISORY CONTROL & DATA ACQUISTION
50% FOR CAPACITY
RANGE 60-120 TONS)
DPS
S.A
DAMPER
MF/SD
SUPPLY FAN
SPF
SMOKE PURGE FAN
STL
SAND TRAP LOUVER
STATUS
I
N
RHS
M
M
TIHI
M
FIRE SM OKE DAM PERS STATUS
REFERENCE DRAWINGS
DRAWING TITLE
DRAWING NO.
DRAWING CONTROL SHEET
WT-925429
SUBSTATION LAYOUT
WT-925438
SAUDIELECTRI
CI
TY
FIRE SM OKE DAM PERS COM M AND
(
OPEN / CLOSE)
SPF ISOLATION DAM PER STATUS
SPF ISOLATION DAM PER COM M AND
STATUS
SPF COM M AND
HUM IDITY
ROOM
SPF ON-OFF/TRIP
TEM PERATURE
SPF
ROOM
FIRE SM OKE DAM PERS STATUS
FIRE SM OKE DAM PERS COM M AND
EDH ON-OFF/TRIP/STAGES STATUS
HEATER COM M AND
RETURN AIR TEM PERATURE (
DUCT)
SUPPLY AIR TEM PERATURE (
DUCT)
(
OPEN / CLOSE)
SUPPLY AIR DAM PER COM M AND
SUPPLY AIR DAM PER STATUS
M
SUPPLY FAN ON-OFF/TRIP/FLOW
SUPPLY FAN COM M AND
CONDENSER FAN ON-OFF/TRIP STATUS
HDP/LSP STATUS
COM PRESSOR-1&2 COM M AND
BAG FILTERS DIRTY STATUS
PRE-FILTERS DIRTY STATUS
(
OPEN / CLOSE)
RETURN AIR DAM PER STATUS
RETURN AIR DAM PER COM M AND
FIRE SM OKE DAM PERS STATUS
DPS
COM PRESSOR-1&2 ON-OFF/TRIP/LP/HP/
RTS
DPS
FIRE SM OKE DAM PERS COM M AND
FRESH AIR FILTERS DIRTY STATUS
MB
DPS
SUPPLY FAN
ECC ENERGY CONTROL CENTER
MF/SD
M
SF
TIHI TEMPERATURE & HUMIDITY INDICATOR
TIHI
FRESH
AIR
LOW OIL PRESSURE
PCT
132kV GIS HALL-I
M
LP
I
N
DPS
LOW SUCTION PRESSURE
FULL OR
DUTY / STANDBY
LSP
PART
MVD MOTORIZED VOLUME DAMPER
DDC MODULES
DIGITAL INPUT (DI)
2+
1
2
2
2
2
2
3
24+
20+
4+
6
2
4+
2
1
1
2
2
2
4+
2
1
1
2
ANALOG INPUT (AI)
ARE THE SOLE PROPERTY
OF
DIGITAL OUTPUT (DO)
2
REPRODUCTI
ON
FRESH AIR
FILTER (STL)
16 POINT
NO
M
16P
CO.
CONDENSER
R.A.
DAMPER
SECTION (
FANS)
DTS
TO FACP
THI
S
AIR
DSD
DOCUMENT
WI
THOUT
THE W RI
TTEN
HVAC CONTROL SCHEMATIC DIAGRAM - 132kV GIS BUILDING - I
2
2
AS-BUILT
BY
DATE
}
DO
AI
MIR
DRAWN BY
96
32
16
16
DATE STARTED
CHECKED BY
04-01-2021
ENG. DEPT.
MODULES (MIN.)
THIS DRAWING IS NOT TO BE USED FOR
6
2
1
1
NAO
CERT.
APPD.
NTS
SCALE:
DATE COMPLETED
OPR'G. DEPT.
NO. OF 16P DDC
CHKD.
DESCRIPTION
AO
NO. OF DDC
POINTS (MIN.)
BY
THE I
NFORMATI
ON
DI
DATE
16-02-2021
EHV-E&DD/ESD
APPROVAL/CERTIFICATION INFORMATION
CONSTRUCTION OR FOR ORDERING
MATERIAL UNTIL CERTIFIED AND DATED
DDC NO.
REV. NO.
DRAW I
NG
DDC EQUIPMENT
REV.
NO.
HVAC CONTROL SCHEMATIC DIAGRAM
132KV GIS BUILDING-I
380/132KV NIC CIRCLE BSP
NWOA
JOB ORDER NO.
SAUDI ARABIA
INDEX
PLANT NO.
DRAWING NUMBER
SHEET NO.
K
SE0514
WT-925440
04 OF 08
REV. NO.
00
SEC-A (2004/10)
DMS
VECTOR
AND
DDC EQUIPMENT SCHEDULE
CONTAI
NED
HEREI
N
FOR MORE DETAILS REFER TO ATTACHED HVAC ALARMS LOGIC DIAGRAM
SECA00
THI
S
TO SAS
FROM
FACP
ANALOG OUTPUT (AO)
OW NER.
K
NOTES
JOB ORDER NO.
INDEX
SE0514
WT-925440
DRAWING NUMBER
PLANT NO.
05 OF 08
SHEET NO.
00
REV. NO.
1. THE DRAWING IS FOR GUIDANCE ONLY. ANY CHANGE
OF I
TS
NECESSARY DURING PROJECT EXECUTION SHALL BE
INCORPORATED WITH SEC APPROVAL
CONSENT
2. PLUS SIGN INDICATES ADDITIONAL POINTS PER
PROJECT REQUIREMENT / APPROVED CALCULATION
SHALL BE INCORPORATED
LEGEND
RETURN
DX COOLING
COIL
DPS
DIFFERENTIAL PRESSURE SWITCH
DSD
DUCT SMOKE DETECTOR
DTS
DUCT TEMPERATURE SENSOR
EF
EXHAUST FAN
EDH
DPS
ELECTRIC DUCT HEATER
FACP FIRE ALARM CONTROL PANEL
S.A
DAMPER
FD
FIRE DAMPER
HDP
SUPPLY FAN
HP
FROM
BAG
FILTER
CONROL CABLE TUNNEL
HIGH DISCHARGE PRESSURE
HIGH OIL PRESSURE
SHALL BE OBTAI
NED
PREFILTER
CCT
HVAC HEATING, VENTILATING & AIR CONDITIONING
FRESH
AIR
MB
M
M
FROM FACP
MOORIZED DAMPER
MB
MIXING BOX
MF/SD MOTORIZED FIRE/SMOKE DAMPER
M
DPS
EDH
DPS
R.A.
DAMPER
POWER CABLE TUNNEL
RA
RETURN AIR
RHS
ROOM HUMIDITY SENSOR
(100 % FOR CAPACITY
RTS
ROOM TEMPERATURE SENSOR
BELOW 60 TONS AND
SAS
SUBSTATION AUTOMATION SYSTEM
SUPPLY
PREFILTER
BAG
FILTER
CONDENSER
FRESH AIR
FILTER (STL)
DX COOLING
COIL
AIR
SECTION (
FANS)
STANDBY / DUTY
DSD
DTS
SCADA SUPERVISORY CONTROL & DATA ACQUISTION
50% FOR CAPACITY
RANGE 60-120 TONS)
DPS
S.A
DAMPER
MF/SD
SUPPLY FAN
SPF
SMOKE PURGE FAN
STL
SAND TRAP LOUVER
STATUS
I
N
RHS
M
M
TIHI
M
FIRE SM OKE DAM PERS STATUS
REFERENCE DRAWINGS
DRAWING TITLE
DRAWING NO.
DRAWING CONTROL SHEET
WT-925429
SUBSTATION LAYOUT
WT-925438
SAUDIELECTRI
CI
TY
FIRE SM OKE DAM PERS COM M AND
(
OPEN / CLOSE)
SPF ISOLATION DAM PER STATUS
SPF ISOLATION DAM PER COM M AND
STATUS
SPF COM M AND
HUM IDITY
ROOM
SPF ON-OFF/TRIP
TEM PERATURE
SPF
ROOM
FIRE SM OKE DAM PERS STATUS
FIRE SM OKE DAM PERS COM M AND
EDH ON-OFF/TRIP/STAGES STATUS
HEATER COM M AND
RETURN AIR TEM PERATURE (
DUCT)
SUPPLY AIR TEM PERATURE (
DUCT)
(
OPEN / CLOSE)
SUPPLY AIR DAM PER COM M AND
SUPPLY AIR DAM PER STATUS
M
SUPPLY FAN ON-OFF/TRIP/FLOW
SUPPLY FAN COM M AND
CONDENSER FAN ON-OFF/TRIP STATUS
HDP/LSP STATUS
COM PRESSOR-1&2 COM M AND
BAG FILTERS DIRTY STATUS
PRE-FILTERS DIRTY STATUS
(
OPEN / CLOSE)
RETURN AIR DAM PER STATUS
RETURN AIR DAM PER COM M AND
FIRE SM OKE DAM PERS STATUS
DPS
COM PRESSOR-1&2 ON-OFF/TRIP/LP/HP/
RTS
DPS
FIRE SM OKE DAM PERS COM M AND
FRESH AIR FILTERS DIRTY STATUS
MB
DPS
SUPPLY FAN
ECC ENERGY CONTROL CENTER
MF/SD
M
SF
TIHI TEMPERATURE & HUMIDITY INDICATOR
TIHI
FRESH
AIR
LOW OIL PRESSURE
PCT
132kV GIS HALL-II
M
LP
I
N
DPS
LOW SUCTION PRESSURE
FULL OR
DUTY / STANDBY
LSP
PART
MVD MOTORIZED VOLUME DAMPER
DDC MODULES
DIGITAL INPUT (DI)
2+
1
2
2
2
2
2
3
24+
20+
4+
6
2
4+
2
1
1
2
2
2
4+
2
1
1
2
ANALOG INPUT (AI)
ARE THE SOLE PROPERTY
OF
DIGITAL OUTPUT (DO)
2
REPRODUCTI
ON
FRESH AIR
FILTER (STL)
16 POINT
NO
M
16P
CO.
CONDENSER
R.A.
DAMPER
SECTION (
FANS)
DTS
TO FACP
THI
S
AIR
DSD
DOCUMENT
WI
THOUT
THE W RI
TTEN
HVAC CONTROL SCHEMATIC DIAGRAM - 132kV GIS BUILDING - II
2
2
AS-BUILT
BY
DATE
}
DO
AI
MIR
DRAWN BY
96
32
16
16
DATE STARTED
CHECKED BY
04-01-2021
ENG. DEPT.
MODULES (MIN.)
THIS DRAWING IS NOT TO BE USED FOR
6
2
1
1
NAO
CERT.
APPD.
NTS
SCALE:
DATE COMPLETED
OPR'G. DEPT.
NO. OF 16P DDC
CHKD.
DESCRIPTION
AO
NO. OF DDC
POINTS (MIN.)
BY
THE I
NFORMATI
ON
DI
DATE
16-02-2021
EHV-E&DD/ESD
APPROVAL/CERTIFICATION INFORMATION
CONSTRUCTION OR FOR ORDERING
MATERIAL UNTIL CERTIFIED AND DATED
DDC NO.
REV. NO.
DRAW I
NG
DDC EQUIPMENT
REV.
NO.
HVAC CONTROL SCHEMATIC DIAGRAM
132KV GIS BUILDING-II
380/132KV NIC CIRCLE BSP
NWOA
JOB ORDER NO.
SAUDI ARABIA
INDEX
PLANT NO.
DRAWING NUMBER
SHEET NO.
K
SE0514
WT-925440
05 OF 08
REV. NO.
00
SEC-A (2004/10)
DMS
VECTOR
AND
DDC EQUIPMENT SCHEDULE
CONTAI
NED
HEREI
N
FOR MORE DETAILS REFER TO ATTACHED HVAC ALARMS LOGIC DIAGRAM
SECA00
THI
S
TO SAS
FROM
FACP
ANALOG OUTPUT (AO)
OW NER.
JOB ORDER NO.
WT-925440
SE0514
K
NOTES
INDEX
DRAWING NUMBER
PLANT NO.
06 OF 08
SHEET NO.
00
REV. NO.
1. THE DRAWING IS FOR GUIDANCE ONLY. ANY CHANGE
OF I
TS
NECESSARY DURING PROJECT EXECUTION SHALL BE
INCORPORATED WITH SEC APPROVAL
CONSENT
2. PLUS SIGN INDICATES ADDITIONAL POINTS PER
PROJECT REQUIREMENT / APPROVED CALCULATION
SHALL BE INCORPORATED
3. BEST LOCATION OF DUCT SMOKE DETECTOR SHALL BE
HVAC CONTROL SCHEMATIC DIAGRAM - CONTROL ROOM
THE W RI
TTEN
DECIDED IN DESIGN STAGE IN ACCORDANCE WITH
DOCUMENT
WI
THOUT
NFPA 90A, IMC & MANUFACTURER GUIDELINES
RETURN
AIR
DX COOLING
COIL
DPS
S.A
DAMPER
SUPPLY FAN
16 POINT
CCT
CONROL CABLE TUNNEL
DPS
DIFFERENTIAL PRESSURE SWITCH
DSD
DUCT SMOKE DETECTOR
DTS
FRESH
AIR
M
THI
S
16P
MB
EF
DUCT TEMPERATURE SENSOR
EXHAUST FAN
EDH
FROM FACP
FROM
BAG
FILTER
PREFILTER
SHALL BE OBTAI
NED
FRESH AIR
FILTER (STL)
ELECTRIC DUCT HEATER
FACP FIRE ALARM CONTROL PANEL
FD
HDP
M
EDH
M
AIR LOCK ROOMS
M
HVAC HEATING, VENTILATING & AIR CONDITIONING
M
TIHI
R.A.
DAMPER
MB
BAG
FILTER
PREFILTER
CONDENSER
FRESH AIR
FILTER (STL)
DX COOLING
COIL
AIR
SECTION (
FANS)
STANDBY / DUTY
MVD MOTORIZED VOLUME DAMPER
FPE ROOM-1
M
1 EF
DSD
DTS
TIHI
DPS
S.A
DAMPER
CONTROL ROOM
SUPPLY FAN
M
M
MB
STATUS
TIHI
LP
LOW OIL PRESSURE
PCT
POWER CABLE TUNNEL
RA
RETURN AIR
RHS
ROOM HUMIDITY SENSOR
RTS
ROOM TEMPERATURE SENSOR
SAS
SUBSTATION AUTOMATION SYSTEM
SF
SUPPLY FAN
SPF
SMOKE PURGE FAN
STL
SAND TRAP LOUVER
TIHI
EXHAUST FAN ON-OFF/TRIP STATUS
TEMPERATURE & HUMIDITY INDICATOR
ECC
ENERGY CONTROL CENTER
CCC
CONTROL CABLE CHUTE
REFERENCE DRAWINGS
DRAWING TITLE
DRAWING NO.
DRAWING CONTROL SHEET
WT-925429
SUBSTATION LAYOUT
WT-925438
SAUDIELECTRI
CI
TY
EXHAUST FAN COM M AND
FIRE SM OKE DAM PERS STATUS
FIRE SM OKE DAM PERS COM M AND
STATUS
SPF ON-OFF/TRIP
SPF COM M AND
SPF
(
OPEN / CLOSE)
SPF ISOLATION DAM PER STATUS
SPF ISOLATION DAM PER COM M AND
TEM PERATURE
HUM IDITY
ROOM
ROOM
FIRE SM OKE DAM PERS STATUS
M
FIRE SM OKE DAM PERS COM M AND
EDH ON-OFF/TRIP/ STAGES STATUS
HEATER COM M AND
RETURN AIR TEM PERATURE (
DUCT)
SUPPLY AIR TEM PERATURE (
DUCT)
(
OPEN / CLOSE)
SUPPLY AIR DAM PER COM M AND
SUPPLY AIR DAM PER STATUS
M
SUPPLY FAN ON-OFF/TRIP/FLOW
SUPPLY FAN COM M AND
CONDENSER FAN ON-OFF/TRIP STATUS
HDP/LSP STATUS
COM PRESSOR-1&2 ON-OFF/TRIP/LP/HP/
COM PRESSOR-1&2 COM M AND
PRE-FILTERS DIRTY STATUS
(
OPEN / CLOSE)
RETURN AIR DAM PER STATUS
RETURN AIR DAM PER COM M AND
FIRE SM OKE DAM PERS STATUS
FIRE SM OKE DAM PERS COM M AND
BAG FILTERS DIRTY STATUS
FRESH AIR FILTERS DIRTY STATUS
DPS
LOW SUCTION PRESSURE
SCADA SUPERVISORY CONTROL & DATA ACQUISTION
RHS
TIHI
DPS
LSP
M
RTS
DPS
MIXING BOX
MF/SD MOTORIZED FIRE/SMOKE DAMPER
SUPPLY
M
FRESH
AIR
MOTORIZED DAMPER
PART
DPS
I
N
DPS
HIGH OIL PRESSURE
FULL OR
DPS
HIGH DISCHARGE PRESSURE
HP
I
N
DUTY / STANDBY
FIRE DAMPER
DDC MODULES
DIGITAL INPUT (DI)
2+
1
2
2
2
2
2
3
24+
16+
4+
6
2
4+
2+
1
2
2+
2+
2
2
4+
2+
1
2
2+
1
2
ANALOG INPUT (AI)
ARE THE SOLE PROPERTY
OF
DIGITAL OUTPUT (DO)
2
REPRODUCTI
ON
M
LEGEND
NO
CONDENSER
R.A.
DAMPER
SECTION (
FANS)
DTS
TO FACP
CO.
DSD
2
AS-BUILT
BY
DATE
}
DO
AI
AO
16
16
BY
NO. OF DDC
POINTS (MIN.)
96
48
MIR
DRAWN BY
DATE STARTED
CHECKED BY
04-01-2021
MODULES (MIN.)
6
3
1
1
NAO
ENG. DEPT.
THIS DRAWING IS NOT TO BE USED FOR
CERT.
APPD.
NTS
SCALE:
16-02-2021
DATE COMPLETED
OPR'G. DEPT.
NO. Of 16P DDC
CHKD.
DESCRIPTION
THE I
NFORMATI
ON
DI
DATE
EHV-E&DD/ESD
APPROVAL/CERTIFICATION INFORMATION
CONSTRUCTION OR FOR ORDERING
MATERIAL UNTIL CERTIFIED AND DATED
DDC NO.
REV. NO.
DRAW I
NG
DDC EQUIPMENT
REV.
NO.
HVAC CONTROL SCHEMATIC DIAGRAM
CONTROL ROOM
380/132KV NIC CIRCLE BSP
NWOA
JOB ORDER NO.
SAUDI ARABIA
INDEX
PLANT NO.
DRAWING NUMBER
SHEET NO.
K
SE0514
WT-925440
06 OF 08
REV. NO.
00
SEC-A (2004/10)
DMS
VECTOR
AND
DDC EQUIPMENT SCHEDULE
CONTAI
NED
HEREI
N
FOR MORE DETAILS REFER TO ATTACHED HVAC ALARMS LOGIC DIAGRAM
SECA00
THI
S
TO SAS
FROM
FACP
ANALOG OUTPUT (AO)
OW NER.
K
NOTES
JOB ORDER NO.
WT-925440
SE0514
INDEX
DRAWING NUMBER
PLANT NO.
07 OF 08
SHEET NO.
00
REV. NO.
1. THE DRAWING IS FOR GUIDANCE ONLY. ANY CHANGE
OF I
TS
NECESSARY DURING PROJECT EXECUTION SHALL BE
INCORPORATED WITH SEC APPROVAL
CONSENT
2. PLUS SIGN INDICATES ADDITIONAL POINTS PER
PROJECT REQUIREMENT / APPROVED CALCULATION
SHALL BE INCORPORATED
3. BEST LOCATION OF DUCT SMOKE DETECTOR SHALL BE
HVAC CONTROL SCHEMATIC DIAGRAM - CONTROL BUILDING
THE W RI
TTEN
DECIDED IN DESIGN STAGE IN ACCORDANCE WITH
AIR
DX COOLING
COIL
DUCT SMOKE DETECTOR
DTS
DUCT TEMPERATURE SENSOR
EXHAUST FAN
EDH
DPS
M
S.A
DAMPER
M
TIHI
MV SWGR ROOM
FD
M
FPE ROOM-2 (IF ANY)
FROM FACP
FIRE DAMPER
HDP
TOILET
MB
ELECTRIC DUCT HEATER
FACP FIRE ALARM CONTROL PANEL
HP
1 EF
M
DIFFERENTIAL PRESSURE SWITCH
DSD
EF
SUPPLY FAN
FRESH
AIR
DPS
FROM
BAG
FILTER
CONROL CABLE TUNNEL
HIGH DISCHARGE PRESSURE
HIGH OIL PRESSURE
SHALL BE OBTAI
NED
PREFILTER
CCT
HVAC HEATING, VENTILATING & AIR CONDITIONING
TIHI
1 EF
M
MOTORIZED DAMPER
MB
RELAY TEST ROOM (REFER SOW)
MIXING BOX
MF/SD MOTORIZED FIRE/SMOKE DAMPER
M
M
M
2 EF
EDH
DPS
TIHI
OTHER (IF ANY)
M
SUPPLY
M
CONDENSER
DX COOLING
COIL
POWER CABLE TUNNEL
M
RA
RETURN AIR
RHS
ROOM HUMIDITY SENSOR
RTS
ROOM TEMPERATURE SENSOR
SAS
SUBSTATION AUTOMATION SYSTEM
OFFICE ROOM (REFER SOW)
M
DSD
DTS
TIHI
DPS
M
S.A
DAMPER
SCADA SUPERVISORY CONTROL & DATA ACQUISTION
M
AUXILIARY ROOM
COMM. ROOM (RAISED FLOOR)
M
M
SUPPLY FAN
SPF
SMOKE PURGE FAN
STL
SAND TRAP LOUVER
ECC
M
TEMPERATURE & HUMIDITY INDICATOR
ENERGY CONTROL CENTER
STATUS
I
N
RHS
TIHI
FIRE SM OKE DAM PERS STATUS
REFERENCE DRAWINGS
DRAWING TITLE
DRAWING NO.
DRAWING CONTROL SHEET
WT-925429
SUBSTATION LAYOUT
WT-925438
SAUDIELECTRI
CI
TY
FIRE SM OKE DAM PERS COM M AND
EXHAUST FAN COM M AND
STATUS
SPF COM M AND
SPF ON-OFF/TRIP
SPF
(
OPEN / CLOSE)
SPF ISOLATION DAM PER STATUS
SPF ISOLATION DAM PER COM M AND
TEM PERATURE
HUM IDITY
ROOM
ROOM
FIRE SM OKE DAM PERS STATUS
FIRE SM OKE DAM PERS COM M AND
EDH ON-OFF/TRIP/STAGES STATUS
HEATER COM M AND
RETURN AIR TEM PERATURE (
DUCT)
SUPPLY AIR TEM PERATURE (
DUCT)
(
OPEN / CLOSE)
SUPPLY AIR DAM PER COM M AND
SUPPLY AIR DAM PER STATUS
M
EXHAUST FAN ON-OFF/TRIP STATUS
M
SUPPLY FAN ON-OFF/TRIP/FLOW
SUPPLY FAN COM M AND
CONDENSER FAN ON-OFF/TRIP STATUS
HDP/LSP STATUS
DPS
COM PRESSOR-1&2 COM M AND
PRE-FILTERS DIRTY STATUS
(
OPEN / CLOSE)
RETURN AIR DAM PER STATUS
RETURN AIR DAM PER COM M AND
FIRE SM OKE DAM PERS STATUS
DPS
COM PRESSOR-1&2 ON-OFF/TRIP/LP/HP/
DPS
FIRE SM OKE DAM PERS COM M AND
TIHI
RTS
BAG FILTERS DIRTY STATUS
FRESH AIR FILTERS DIRTY STATUS
MB
SF
TIHI
COMMUNICATION ROOM
M
LOW OIL PRESSURE
PCT
SUPPLY FAN
FRESH
AIR
LP
M
AIR
SECTION (
FANS)
STANDBY / DUTY
BAG
FILTER
LOW SUCTION PRESSURE
TIHI
R.A.
DAMPER
PREFILTER
LSP
M
CORRIDOR
FRESH AIR
FILTER (STL)
MVD MOTORIZED VOLUME DAMPER
PART
DPS
M
M
BATTERY ROOM
I
N
DPS
TIHI
M
FULL OR
DUTY / STANDBY
M
DDC MODULES
DIGITAL INPUT (DI)
2+
1
2
2
2
2
24+
2
5
24+
4+
6
2
4+
11+
1
1
8+
13+
2
2
4+
11+
1
1
4
13+
2
2
ANALOG INPUT (AI)
ARE THE SOLE PROPERTY
OF
DIGITAL OUTPUT (DO)
2
REPRODUCTI
ON
FRESH AIR
FILTER (STL)
M
AIR LOCK ROOMS
16 POINT
NO
M
M
16P
CO.
CONDENSER
R.A.
DAMPER
SECTION (
FANS)
DTS
TO FACP
THI
S
LEGEND
RETURN
DSD
DOCUMENT
WI
THOUT
NFPA 90A, IMC & MANUFACTURER GUIDELINES
AS-BUILT
BY
DATE
}
DATE
BY
CHKD.
DESCRIPTION
CERT.
APPD.
DDC EQUIPMENT
DI
DO
AI
AO
MIR
DRAWN BY
NO. OF DDC
POINTS (MIN.)
DATE STARTED
128
64
16
THE I
NFORMATI
ON
DDC EQUIPMENT SCHEDULE
16
CHECKED BY
04-01-2021
NAO
16-02-2021
DATE COMPLETED
ENG. DEPT.
OPR'G. DEPT.
THIS DRAWING IS NOT TO BE USED FOR
NTS
SCALE:
EHV-E&DD/ESD
APPROVAL/CERTIFICATION INFORMATION
CONSTRUCTION OR FOR ORDERING
MODULES (MIN.)
8
4
1
1
DDC NO.
REV. NO.
DRAW I
NG
NO. Of 16P DDC
MATERIAL UNTIL CERTIFIED AND DATED
HVAC CONTROL SCHEMATIC DIAGRAM
CONTROL BUILDING
380/132KV NIC CIRCLE BSP
NWOA
JOB ORDER NO.
INDEX
K
SAUDI ARABIA
PLANT NO.
DRAWING NUMBER
SHEET NO.
SE0514
WT-925440
07 OF 08
REV. NO.
00
SEC-A (2004/10)
DMS
VECTOR
AND
REV.
NO.
CONTAI
NED
HEREI
N
FOR MORE DETAILS REFER TO ATTACHED HVAC ALARMS LOGIC DIAGRAM
SECA00
THI
S
TO SAS
FROM
FACP
ANALOG OUTPUT (AO)
OW NER.
K
NOTES
JOB ORDER NO.
INDEX
SE0514
WT-925440
DRAWING NUMBER
PLANT NO.
08 OF 08
SHEET NO.
00
REV. NO.
1. THE DRAWING IS FOR GUIDANCE ONLY. ANY CHANGE
OF I
TS
NECESSARY DURING PROJECT EXECUTION SHALL BE
INCORPORATED WITH SEC APPROVAL
CONSENT
2. PLUS SIGN INDICATES ADDITIONAL POINTS PER
PROJECT REQUIREMENT / APPROVED CALCULATION
SHALL BE INCORPORATED
LEGEND
RETURN
DX COOLING
COIL
DPS
DIFFERENTIAL PRESSURE SWITCH
DSD
DUCT SMOKE DETECTOR
DTS
DUCT TEMPERATURE SENSOR
EF
EXHAUST FAN
EDH
DPS
1 EF
M
S.A
DAMPER
M
ELECTRIC DUCT HEATER
FACP FIRE ALARM CONTROL PANEL
FPE-ROOM
FD
FIRE DAMPER
HDP
SUPPLY FAN
HP
FROM
BAG
FILTER
CONROL CABLE TUNNEL
HIGH DISCHARGE PRESSURE
HIGH OIL PRESSURE
SHALL BE OBTAI
NED
PREFILTER
CCT
HVAC HEATING, VENTILATING & AIR CONDITIONING
FRESH
AIR
MB
M
TRANSMISSION ROOM
FROM FACP
M
M
MOORIZED DAMPER
MB
RAISED FLOOR
MIXING BOX
MF/SD MOTORIZED FIRE/SMOKE DAMPER
M
M
DPS
EDH
DPS
M
TRANSMISSION ROOM
M
R.A.
DAMPER
SUPPLY
M
PREFILTER
BAG
FILTER
CONDENSER
FRESH AIR
FILTER (STL)
DX COOLING
COIL
AIR
SECTION (
FANS)
STANDBY / DUTY
COMMUNICATION ROOM
DSD
DTS
M
M
RAISED FLOOR
DPS
S.A
DAMPER
COMMUNICATON ROOM
RA
RETURN AIR
RHS
ROOM HUMIDITY SENSOR
RTS
ROOM TEMPERATURE SENSOR
SAS
SUBSTATION AUTOMATION SYSTEM
M
SF
SUPPLY FAN
SPF
SMOKE PURGE FAN
STL
SAND TRAP LOUVER
ECC ENERGY CONTROL CENTER
STATUS
I
N
RHS
TIHI
M
FIRE SM OKE DAM PERS STATUS
REFERENCE DRAWINGS
DRAWING TITLE
DRAWING NO.
DRAWING CONTROL SHEET
WT-925429
SUBSTATION LAYOUT
WT-925438
SAUDIELECTRI
CI
TY
FIRE SM OKE DAM PERS COM M AND
(
OPEN / CLOSE)
SPF ISOLATION DAM PER STATUS
SPF ISOLATION DAM PER COM M AND
STATUS
SPF COM M AND
HUM IDITY
ROOM
SPF ON-OFF/TRIP
TEM PERATURE
ROOM
STATUS
EF ON-OFF/TRIP
SPF
EF COM M AND
FIRE SM OKE DAM PERS STATUS
FIRE SM OKE DAM PERS COM M AND
EDH ON-OFF/TRIP/STAGES STATUS
HEATER COM M AND
RETURN AIR TEM PERATURE (
DUCT)
SUPPLY AIR TEM PERATURE (
DUCT)
(
OPEN / CLOSE)
SUPPLY AIR DAM PER COM M AND
SUPPLY AIR DAM PER STATUS
M
SUPPLY FAN ON-OFF/TRIP/FLOW
SUPPLY FAN COM M AND
CONDENSER FAN ON-OFF/TRIP STATUS
HDP/LSP STATUS
COM PRESSOR-1&2 ON-OFF/TRIP/LP/HP/
COM PRESSOR-1&2 COM M AND
DPS
BAG FILTERS DIRTY STATUS
PRE-FILTERS DIRTY STATUS
(
OPEN / CLOSE)
RETURN AIR DAM PER STATUS
RETURN AIR DAM PER COM M AND
FIRE SM OKE DAM PERS STATUS
FIRE SM OKE DAM PERS COM M AND
FRESH AIR FILTERS DIRTY STATUS
RTS
DPS
POWER CABLE TUNNEL
TIHI TEMPERATURE & HUMIDITY INDICATOR
MB
DPS
PCT
M
TIHI
M
LOW OIL PRESSURE
SCADA SUPERVISORY CONTROL & DATA ACQUISTION
SUPPLY FAN
FRESH
AIR
LP
I
N
DPS
LOW SUCTION PRESSURE
FULL OR
DUTY / STANDBY
LSP
PART
MVD MOTORIZED VOLUME DAMPER
DDC MODULES
DIGITAL INPUT (DI)
2+
1
2
2
2
2
2
3
24+
20+
4+
6
2
4+
3
2
1
1
3
2
2
4+
3
1
1
1
3
ANALOG INPUT (AI)
ARE THE SOLE PROPERTY
OF
DIGITAL OUTPUT (DO)
2
REPRODUCTI
ON
FRESH AIR
FILTER (STL)
16 POINT
NO
M
16P
CO.
CONDENSER
R.A.
DAMPER
SECTION (
FANS)
DTS
TO FACP
THI
S
AIR
DSD
DOCUMENT
WI
THOUT
THE W RI
TTEN
HVAC CONTROL SCHEMATIC DIAGRAM - SEC TRANSMISSION ROOM BUILDING
(IF APPLICABLE)
2
2
AS-BUILT
BY
DATE
}
DO
AI
MIR
DRAWN BY
96
48
16
16
DATE STARTED
CHECKED BY
04-01-2021
ENG. DEPT.
MODULES (MIN.)
THIS DRAWING IS NOT TO BE USED FOR
6
3
1
1
NAO
CERT.
APPD.
NTS
SCALE:
DATE COMPLETED
OPR'G. DEPT.
NO. OF 16P DDC
CHKD.
DESCRIPTION
AO
NO. OF DDC
POINTS (MIN.)
BY
THE I
NFORMATI
ON
DI
DATE
16-02-2021
EHV-E&DD/ESD
APPROVAL/CERTIFICATION INFORMATION
CONSTRUCTION OR FOR ORDERING
MATERIAL UNTIL CERTIFIED AND DATED
DDC NO.
REV. NO.
DRAW I
NG
DDC EQUIPMENT
REV.
NO.
HVAC CONTROL SCHEMATIC DIAGRAM
SEC TRANSMISSION ROOM BUILDING
380/132KV NIC CIRCLE BSP
NWOA
JOB ORDER NO.
SAUDI ARABIA
INDEX
PLANT NO.
DRAWING NUMBER
SHEET NO.
K
SE0514
WT-925440
08 OF 08
REV. NO.
00
SEC-A (2004/10)
DMS
VECTOR
AND
DDC EQUIPMENT SCHEDULE
CONTAI
NED
HEREI
N
FOR MORE DETAILS REFER TO ATTACHED HVAC ALARMS LOGIC DIAGRAM
SECA00
THI
S
TO SAS
FROM
FACP
ANALOG OUTPUT (AO)
OW NER.
S/P
NOTES
JOB ORDER NO.
1.
THE DRAWING IS FOR GUIDANCE ONLY. ANY CHANGE
INCORPORATED WITH SEC APPROVAL
PACU-1B FAULTY
2.
HIGH TEMPERATURE-1
DRAWING INTENDS TO ONLY EXPLAIN LOGIC TO AID
HIGH HUMIDITY-1
IN PROGRAMMING. SUPERIOR METHODS / DEVICES PER
EHV-BLDG-VENTILATION FAULTY
SAS INTERFACE
EHV-BLDG-HIGH HUMIDITY
ARE PERMITTED TO BE USED WITH SEC APPROVAL
(ENERGY CONTROL CENTER)
3.
FAULT SIGNAL TO BE CONSIDERED HIGH PER PROPOSED
PACU-3A FAULTY
S.NO.
S.NO. ALARMS
PACU-3B FAULTY
REMARKS
1.
<STN NAME> NON URGENT ALARM
REFER TES-P-107.02R2
2.
<STN NAME> URGENT ALARM
REFER TES-P-107.02R2
<STN NAME> NON URGENT ALARM
1.
HIGH TEMPERATURE-3
EHV-BLDG-AIR CONDITION FAULTY
<STN NAME> URGENT ALARM
2.
EHV-BLDG-VENTILATION FAULTY
3.
EHV-BLDG-HIGH TEMPERATURE
EHV-BLDG-SUMP PUMP OPERATE
4.
EHV-BLDG-HIGH HUMIDITY
EHV-BLDG-SUMP PUMP FAULTY
5.
EHV-BLDG-SUMP PUMP OPERATE
6.
EHV-BLDG-SUMP PUMP FAULTY
7.
HV-BLDG-I AIR CONDITION FAULTY
8.
HV-BLDG-I VENTILATION FAULTY
9.
HV-BLDG-I HIGH TEMPERATURE
HIGH HUMIDITY-3
VENTILATION FAULTY
SUMP PUMP OPERATE
HV-BLDG-I HIGH HUMIDITY
HV-BLDG-I AIR CONDITION FAULTY
11.
HV-BLDG-I SUMP PUMP OPERATE
HV-BLDG-I VENTILATION FAULTY
12.
HV-BLDG-I SUMP PUMP FAULTY
13.
HV-BLDG-II AIR CONDITION FAULTY
14.
HV-BLDG-II VENTILATION FAULTY
15.
HV-BLDG-II HIGH TEMPERATURE
16.
HV-BLDG-II HIGH HUMIDITY
17.
HV-BLDG-II SUMP PUMP OPERATE
18.
HV-BLDG-II SUMP PUMP FAULTY
19.
CONTROL ROOM-AIR CONDITION FAULTY
20.
CONTROL ROOM-HIGH TEMPERATURE
21.
CONTROL ROOM-HIGH HUMIDITY
22.
CONTROL ROOM - VENTILATION FAULTY
23.
CONTROL ROOM-SUMP PUMP OPERATE
24.
CONTROL ROOM-SUMP PUMP FAULTY
HV-BLDG-II SUMP PUMP OPERATE
25.
CONTROL BLDG-AIR CONDITION FAULTY
HV-BLDG-II SUMP PUMP FAULTY
26.
CONTROL BLDG-BATTERY ROOM EF FAIL
SUMP PUMP OPERATE
27.
CONTROL BLDG-HIGH TEMPERATURE
SUMP PUMP FAULTY
28.
CONTROL BLDG-HIGH HUMIDITY
29.
CONTROL BLDG-BATTERY ROOM HIGH H2
30.
TRANSMISSION ROOM BLDG-AIR CONDITION FAULTY
31.
TRANSMISSION ROOM BLDG-HIGH TEMPERATURE
32.
TRANSMISSION ROOM BLDG-HIGH HUMIDITY
33.
SEB-AIR CONDITION FAULTY
34.
SEB-HIGH TEMPERATURE
35.
SEB-HIGH HUMIDITY
VENTILATION FAULTY
HV-BLDG-I HIGH TEMPERATURE
1
0
ROOM HIGH TEMPERATURE
1
0
BATTERY ROOM EF FAIL
1
0
VENTILATION FAIL
1
0
HIGH HYDROGEN
1
0
HV-BLDG-I HIGH HUMIDITY
HV-BLDG-I SUMP PUMP OPERATE
HV-BLDG-I SUMP PUMP FAULTY
SUMP PUMP OPERATE
SUMP PUMP FAULTY
PACU-5A FAULTY
PACU-5B FAULTY
132kV GIS BUILDING-II
ROOM HIGH HUMIDITY
HCP-05
HIGH TEMPERATURE
HIGH HUMIDITY
VENTILATION FAULTY
HV-BLDG-II AIR CONDITION FAULTY
THI
S
HIGH HUMIDITY
HV-II-SSP
MAIN
PANEL
0
FROM
HIGH TEMPERATURE
LOGIC/PROGRAM M ING
132kV GIS BUILDING-I
HCP-04
HV-IIVCP-12
1
DOCUMENT
10.
PACU-4B FAULTY
HV-I-SSP
MAIN
PANEL
PACU- #B FAULTY
SHALL BE OBTAI
NED
PACU-4A FAULTY
HV-IVCP-11
0
SUMP PUMP FAULTY
LOGIC/PROGRAM M ING
EHV-SSP
MAIN
PANEL
1
LOGIC/PROGRAM M ING
EHVVCP-10
PACU- #A FAULTY
HV-BLDG-II VENTILATION FAULTY
HV-BLDG-II HIGH TEMPERATURE
HV-BLDG-II HIGH HUMIDITY
LEGEND
BR
BATTERY ROOM
CC
CABLE CHUTE
CCC
CONTROL CABLE CHUTE
CCT
CONROL CABLE TUNNEL
EF
PART
HCP-03
ALARMS
NO
YES
LIST OF ALARMS TO BE PROVIDED AT SCADA (ECC) INTERFACE
WI
THOUT
INPUT
LIST OF HVAC ALARMS TO BE PROVIDED AT SAS INTERFACE
THE W RI
TTEN
LOGIC (SEE BELOW TRUTH TABLE)
EXHAUST FAN
INCOMER CABLE TUNNEL
OG
OUTGOING CABLE TUNNEL
OR
OR LOGIC GATE
PCT
POWER CABLE TUNNEL
SAS
SUBSTATION AUTOMATION SYSTEM
FULL OR
IC
I
N
HVAC HEATING, VENTILATING & AIR CONDITIONING
SCADA SUPERVISORY CONTROL & DATA ACQUISTION
SUPPLY FAN
ECC
I
N
SF
ENERGY CONTROL CENTER
FPSP FIRE PROTECTIVE SIGNALLING PANEL
PACU PACKAGE AIR CONDITIONING UNIT
(F)
FUTURE
H2
HYDROGEN
REFERENCE DRAWINGS
WT-925429
SUBSTATION LAYOUT
WT-925438
HVAC CONTROL SCHEMATIC DIAGRAM - SUBSTATION BUILDINGS
WT-925440
SAUDIELECTRI
CI
TY
DRAWING CONTROL SHEET
NO
DRAWING NO.
CO.
DRAWING TITLE
MECHANICAL / HVAC ALARM LIST IS
UPDATED BASED ON PROJECT
SCOPE AND REQUIREMENT IN
TES-P-107.02R2.
PACU-06 FAULTY
CONTROL ROOM-AIR CONDITION FAULTY
PACU-06 FAULTY
OF
CONTROL ROOM-HIGH TEMPERATURE
HCP-06
CONTROL ROOM-HIGH HUMIDITY
CONTROL ROOM
HIGH HUMIDITY-I
CRBVCP-13
CR-SSP
MAIN
PANEL
LOGIC/PROGRAM M ING
HIGH TEMPERATURE-I
CONTROL ROOM - VENTILATION FAULTY
VENTILATION FAULTY
SUMP PUMP OPERATE
CONTROL ROOM-SUMP PUMP OPERATE
SUMP PUMP FAULTY
CONTROL ROOM-SUMP PUMP FAULTY
(U)
BATTERY ROOM EF FAIL
HIGH TEMPERATURE
HCP-07
HIGH HUMIDITY
BY
DATE
CONTROL BLDG-AIR CONDITION FAULTY
CONTROL BLDG-BATTERY ROOM EF FAIL
CONTROL BLDG-HIGH TEMPERATURE
HEREI
N
PACU-07 FAULTY
LOGIC/PROGRAM M ING
BUILDING)
(
BATTERY ROOM
CONTROL BUILDING
AS-BUILT
PACU-07 FAULTY
CONTROL BLDG-HIGH HUMIDITY
CONTROL BLDG-BATTERY ROOM HIGH H2
BATTERY ROOM HIGH H2
H2 DETECTOR
HIGH TEMPERATURE
HCP-08
HIGH HUMIDITY
DATE
BY
HCP-09
HIGH TEMPERATURE
HIGH HUMIDITY
LOGIC/PROGRAM M ING
BUILDING
SECURITY EQUIPM ENT
AHU/ACCU-09B FAULTY
CERT.
APPD.
TRANSMISSION ROOM BLDG-AIR CONDITION FAULTY
TRANSMISSION ROOM BLDG-HIGH TEMPERATURE
TRANSMISSION ROOM BLDG-HIGH HUMIDITY
MIR
DRAWN BY
AHU/ACCU-09A FAULTY
CHKD.
DESCRIPTION
THE I
NFORMATI
ON
PACU-08 FAULTY
LOGIC/PROGRAM M ING
BUILDING
TRANSM ISSION ROOM
REV.
NO.
PACU-08 FAULTY
REPRODUCTI
ON
LOGIC/PROGRAM M ING
380KV GIS (
EHV)BUILDING
SCADA INTERFACE
EHV-BLDG-HIGH TEMPERATURE
ARE THE SOLE PROPERTY
HIGH TEMPERATURE-2
HIGH HUMIDITY-2
CONSENT
SYSTEM SUPPLIER / MANUFACTURER RECOMMENDATIONS
PACU-2B FAULTY
DATE STARTED
CHECKED BY
05-01-2021
NAO
DATE COMPLETED
SEB-AIR CONDITION FAULTY
ENG. DEPT.
OPR'G. DEPT.
NTS
SCALE:
16-02-2021
EHV-E&DD/ESD
SEB-HIGH TEMPERATURE
SEB-HIGH HUMIDITY
THIS DRAWING IS NOT TO BE USED FOR
APPROVAL/CERTIFICATION INFORMATION
CONSTRUCTION OR FOR ORDERING
MATERIAL UNTIL CERTIFIED AND DATED
DDC NO.
REV. NO.
MECHANICAL/HVAC ALARMS LOGIC DIAGRAM
380/132KV NIC CIRCLE BSP
BY ELECTRO-MECHANICAL CONTRACTORS (E&DD)
MECHANICAL/HVAC ALARMS LOGIC DIAGRAM
NWOA
BY SAS / ELECTRICAL CONTRACTOR (TESAD)
JOB ORDER NO.
SAUDI ARABIA
INDEX
PLANT NO.
S/P
SE0514
DRAWING NUMBER
WT-925441
SHEET NO.
REV. NO.
01 OF 01
00
SEC-A (2004/10)
DMS
VECTOR
CONTAI
NED
HCP-02
EHV-BLDG-AIR CONDITION FAULTY
SECA00
AND
PACU-2A FAULTY
DRAW I
NG
HCP-01
OF I
TS
PACU-1A FAULTY
THI
S
INDEX
NECESSARY DURING PROJECT EXECUTION SHALL BE
SE0514
PLANT NO.
WT-925440
DRAWING NUMBER
01 OF 01
SHEET NO.
00
REV. NO.
Annexure: XIIB-I
Project Title / PTS Number:
RFx Number:
The BIDDER shall fill in the below annexure for Heating, Ventilation & Air Conditioning
System (HVAC) and submit along with the Technical Proposal.
Bidder
Compliance
Yes
No (✗)
(✔)
S.no. SOW requirement
1
2
3
4
5
#A
6
7
8
9
10
11
12
13
Remarks
Package Air Conditioning Units (PACU) for EHV
(380kV) GIS building
Package Air Conditioning Units (PACU) for EHV
(230kV) GIS building
Package Air Conditioning Units for HV (69kV or
110kV or 115kV or 132kV) GIS building
Package Air Conditioning Units for MV (33kV or
34.5kV) Switchgear buildings, where applicable
Package Air Conditioning Units for MV (11kV or
13.8kV) Switchgear buildings, where applicable
Package Air Conditioning Units for Control
building vital support rooms (Auxiliary room,
Battery Room, Communication Room, MV SWGR
Room, FPE Room, etc.,) as applicable per SOW /
substation layout
Package Air Conditioning Units for Control Rooms
Package Air Conditioning Units for Customer /
Interface Rooms, where applicable
Split Package Air Conditioning Units for Security
Equipment Building (included in New Control
Building)
HVAC Requirement for Tunnel Utility Rooms as
per PTS
Ventilation / Cooling System Requirement for
outdoor Tunnels (if any)
Vertical Package Air Conditioning Units for
Telecom Shelter, if any
Split Air Conditioning Units for control building
support rooms (Office, Conference, Relay Test,
Records, etc.) as applicable per SOW / substation
layout
Bidder name:
Signature:
Representative Name:
Bidder Stamp & Date:
Annexure: XIIB-I
Project Title / PTS Number:
RFx Number:
Bidder
Compliance
Yes
No (✗)
(✔)
S.no. SOW requirement
#B
Remarks
14 Split AC (if any) for EHV GIS halls – store room
15 Split AC (if any) for HV GIS halls – store room
Split Air Conditioning Units for Gate House, where
16
applicable
Duty / Standby Split AC for HGIS Container
17
Rooms
18 Dehumidification system (Electric duct heater)
Humidification system for locations where
19
necessary based on SEC / NG standards.
20 Bleed air fans & Inertial air filter
HVAC for Elevator Machine Room, where
21
applicable
22 Ventilation for Elevator Hoist way (natural / forced)
23 Rectangular duct for GIS Halls
24 Spiral duct for GIS Halls, if applicable per PTS
25 Laptop accessories
HVAC duct proposed above crane in EHV
26
(380kV) GIS hall
HVAC duct proposed above crane in HV (69kV or
27
110kV or 115kV or 132kV) GIS hall
Third party inspection / FAT for Air Conditioning
28
Units (as applicable)
Third party inspection / FAT for HVAC Control
29
Panels (as applicable)
EHV GIS Buildings ventilation system for Control
30
cable tunnel below EHV building
EHV GIS Buildings ventilation system for Control
31 cable tunnel between EHV building & control
building
EHV GIS Buildings ventilation system for Control
32
cable chute, where applicable
EHV GIS Buildings ventilation system for
33
Incomer/Outgoing Power cable tunnels
Bidder name:
Signature:
Representative Name:
Bidder Stamp & Date:
Annexure: XIIB-I
Project Title / PTS Number:
RFx Number:
Bidder
Compliance
Yes
No (✗)
(✔)
S.no. SOW requirement
34
35
36
37
38
39
40
41
#C
42
43
44
45
46
47
48
49
Remarks
EHV GIS Buildings Basement Ventilation, where
applicable
EHV GIS Buildings Basement, where applicable
provided with Air conditioning
HV GIS Buildings ventilation system for Control
cable tunnel
HV GIS Buildings ventilation system for Control
cable chute, where applicable
HV GIS Buildings ventilation system for Incomer
Power cable tunnels from EHV Transformers
HV GIS Buildings ventilation system for Outgoing
Power cable tunnels
HV GIS Buildings Basement Ventilation
HV GIS Buildings Basement provided with Air
conditioning
MV SWGR Buildings (33kV or 34.5kV) ventilation
system for Control cable tunnel
MV SWGR Buildings (33kV or 34.5kV) ventilation
system for Control cable chute, where applicable
MV SWGR Buildings (33kV or 34.5kV) ventilation
system for Incomer Power cable tunnels from
EHV or HV Transformers
MV SWGR Buildings (33kV or 34.5kV) ventilation
system for Outgoing Power cable tunnels
MV SWGR Buildings (33kV or 34.5kV) Basement
Ventilation
MV SWGR Buildings (33kV or 34.5kV) Basement
provided with Air conditioning
MV SWGR Buildings (11kV or 13.8kV) ventilation
system for Control cable tunnel
MV SWGR Buildings (11kV or 13.8kV) ventilation
system for Control cable chute, where applicable
Bidder name:
Signature:
Representative Name:
Bidder Stamp & Date:
Annexure: XIIB-I
Project Title / PTS Number:
RFx Number:
Bidder
Compliance
Yes
No (✗)
(✔)
S.no. SOW requirement
#D
Remarks
MV SWGR Buildings (11kV or 13.8kV) ventilation
50 system for Incomer Power cable tunnels from HV
Transformers
MV SWGR Buildings (11kV or 13.8kV) ventilation
51
system for Outgoing Power cable tunnels
MV SWGR Buildings (11kV or 13.8kV) Basement
52
Ventilation
MV SWGR Buildings (11kV or 13.8kV) Basement
53
provided with Air conditioning
54 Control Building Basement Ventilation
Control Building Basement provided with Air
55
conditioning
56 LV Power cable chute Ventilation system
57 Communication cable chute ventilation systems
Ventilation system for cable floors, where
58
applicable
59 Cable floors provided with Air conditioning
Ventilation system for Duct banks / trenches
60
proposed as tunnels, if any
61 Ventilation system operation is continuous
62 Jet fans for ventilation system, if any
63 Ventilation system operation is Intermittent
Separate control panel for ventilation fans, where
64
necessary
65 Exhaust system / fans for all Battery Rooms
Exhaust systems / fans for all Clean Agent Fire
66
Protection Equipment Rooms
67 Exhaust system / fans for all Toilets
68 Exhaust systems / fans for all Fire Pump Room
69 HVAC Control panels for EHV GIS Buildings
70 HVAC Control panels for HV GIS Buildings
HVAC Control panels for MV Switchgear
71
buildings, where applicable
Bidder name:
Signature:
Representative Name:
Bidder Stamp & Date:
Annexure: XIIB-I
Project Title / PTS Number:
RFx Number:
Bidder
Compliance
Yes
No (✗)
(✔)
S.no. SOW requirement
72
72
74
75
76
77
78
#E
79
80
81
82
83
84
85
86
87
88
89
90
91
Remarks
HVAC Control panels for Control building support
rooms (Auxiliary room, Battery Room,
Communication Room, MV SWGR Room, FPE
Room, etc.,) as applicable per SOW / substation
layout
HVAC Control panels for Control Rooms
HVAC Control panels for Customer / Interface
Rooms, where applicable
HVAC Control panels for Security Equipment
Buildings (included in new control building)
Dedicated HVAC / Ventilation Control panel for
each Tunnel Utility Room
Automatic operation of HVAC
Manual operation of HVAC
Mechanical / HVAC Alarm list as per PTS /
standard
HVAC System Interlocked to Fire Detection /
Alarm System
HVAC Interlocked to Substation Automation
System (SAS)
HVAC Interlocked to Energy Control Center
(ECC)
Smoke purging fans
Duct work, accessories, Insulation, etc., as per
PTS
Conduits, fittings & accessories for mechanical
works as per PTS
Site Testing & commissioning (as applicable)
Documentation (as per PTS)
Operational Spare parts as per PTS / Appendix V
Operational Spare parts as per TMSS / Standards
HVAC Training as per PTS / Appendix X
General Induction / Orientation for systems
operation & maintenance
Bidder name:
Signature:
Representative Name:
Bidder Stamp & Date:
Annexure: XIIB-I
Project Title / PTS Number:
RFx Number:
S.no. SOW requirement
Bidder
Compliance
Yes
No (✗)
(✔)
Remarks
92 Equipment & component tags
Manufacturer as per SEC/NG Approved
93
manufacturer list
94 SEC / NG Approved subcontractor / vendor
Supports for device/equipment mounting &
95
installation
96 Remote End substations works per PTS
97 Pre-bid clarifications incorporated
98 Other if any (specify as attachment)
Bidder Notes / remarks:
………………………………………………………………………………………………………
………………………………………………………………………………………………………
#F
………………………………………………………………………………………………………
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Bidder name:
Signature:
Representative Name:
Bidder Stamp & Date:
Annexure: XIIB-II
Project Title / PTS Number:
RFx Number:
The BIDDER shall fill in the below annexure for Plumbing systems and submit along with
the Technical Proposal.
Bidder
Compliance
Yes
No (✗)
(✔)
S.no. SOW requirement
A
Remarks
1 Water supply system for toilets, Hose bibs, etc.
Drainage and vent system for toilets, hose bibs,
2
etc.
3 Roof mounted water storage tanks as per PTS
4 Under ground water storage tanks as per PTS
Water transfer pumps with local control panel &
5
weather protection
Booster pumps with local control panel &
6
weather protection
7 Eyewash for Battery rooms
8 Drainage and vent system for Battery rooms
9 Drainage system for all building roofs
Storm water drainage system (provide applicable
10 civil and / or mechanical proposal based on
results of geotechnical investigation)
11 Neutralization pit / tank for Battery rooms
Self-priming pump with weather protection for oil
12 insulated electrical equipment pits (specify
quantity in remarks)
Sump pumps with local control panels for all
13
Building Basements as applicable
Sump pumps with local control panels for all
Building tunnels (control cable tunnels & Power
14
Cable Tunnels & all applicable outdoor Tunnels)
as applicable
Sump pumps with local control panels for all
15
control / power cable chutes as applicable
Sump pumps with local control panels for all
16
control / power cable trenches as applicable.
Bidder name:
Signature:
Representative Name:
Bidder Stamp & Date:
Annexure: XIIB-II
Project Title / PTS Number:
RFx Number:
Bidder
Compliance
Yes
No (✗)
(✔)
S.no. SOW requirement
17
18
19
20
B
21
22
23
24
25
26
27
28
Remarks
Sump pumps with local control panels for Fire
Hydrant Trench / pit if any
Main control panels for sump pumps of EHV
(380kV) GIS building (basement-if applicable,
control & power cable tunnels, etc.) (specify
quantity in remarks)
Main control panels for sump pumps of EHV
(230kV) GIS building (basement, control & power
cable tunnels, etc.) (specify quantity in remarks)
Main control panels for sump pumps of HV (69kV
or 110kV or 115kV or 132kV) GIS building
(basement, control & power cable tunnels, etc.)
(specify quantity in remarks)
Main control panels for sump pumps of MV (33kV
or 34.5kV) switchgear building, where applicable
(basement, control & power cable tunnels, etc.)
(specify quantity in remarks)
Main control panels for sump pumps of MV (11kV
or 13.8kV) switchgear building where applicable
(basement, control & power cable tunnels, etc.)
(specify quantity in remarks)
Main control panels for sump pumps in Control
Room / Building basement
Dedicated Main control panels for sump pumps in
all outdoor tunnels to be provided & located in
Tunnel Utility Room
Automatic operation of sump pumps
Manual operation of sump pumps
Main control panels of sump pumps interlocked to
Substation Automation System (SAS)
Main control panels of sump pumps interlocked to
Energy Control Center (ECC) through SAS
Bidder name:
Signature:
Representative Name:
Bidder Stamp & Date:
Annexure: XIIB-II
Project Title / PTS Number:
RFx Number:
Bidder
Compliance
Yes
No (✗)
(✔)
S.no. SOW requirement
C
Remarks
29 Mechanical (Plumbing) Alarm list as per PTS
Condensate drainage piping & holding / seepage
30
tanks for Air conditioning equipment
31 Hose bibs for Air conditioning equipment
Plumbing requirements, if any for Customer
32
Interface Room (Provide details if necessary)
Plumbing requirements, if any for Security
33
Equipment Building (Provide details if necessary)
Plumbing requirements, if any for Gate House, if
34
applicable (Provide details if necessary)
Plumbing requirements, if any for Elevator
35
Machine Room (Provide details if necessary)
Plumbing requirements, if any for Elevator Hoist
36
way (Provide details if necessary)
Plumbing requirements, if any for Telecom Shelter
37
(Provide details if necessary)
38 Septic tank and seepage pits for toilets
Piping, fittings, fixtures, valves & accessories (as
39
applicable)
Conduits, fittings & accessories for mechanical
40
works as per PTS
41 Electric water heaters
42 Drinking water coolers
43 Site Testing & commissioning (as applicable)
44 Documentation (as per PTS)
General Induction / Orientation for systems
45
operation & maintenance
46 Operational Spare parts as per PTS / Appendix V
47 Operational Spare parts as per TMSS / Standards
48 Equipment & component tags
Manufacturer as per SEC/NG Approved
49
manufacturer list
Bidder name:
Signature:
Representative Name:
Bidder Stamp & Date:
Annexure: XIIB-II
Project Title / PTS Number:
RFx Number:
S.no. SOW requirement
Bidder
Compliance
Yes
No (✗)
(✔)
Remarks
50 SEC / NG Approved subcontractor / vendor
Supports for device/equipment mounting &
51
installation
52 Remote End substations works per PTS
53 Pre-bid clarifications incorporated
54 Other if any (specify as attachment)
Bidder Notes / remarks:
………………………………………………………………………………………………………
………………………………………………………………………………………………………
………………………………………………………………………………………………………
D
………………………………………………………………………………………………………
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Bidder name:
Signature:
Representative Name:
Bidder Stamp & Date:
Annexure: XIIB-III
Project Title / PTS Number:
RFx Number:
The BIDDER shall fill in the below annexure for Weight handling systems and submit
along with the Technical Proposal.
Bidder
Compliance
Yes
No (✗)
(✔)
S.no. SOW requirement
Remarks
Double Girder Electric overhead travelling crane for
1 EHV GIS Building (Specify number in remarks)
Double Girder Electric overhead travelling crane for
2 HV GIS Building (Specify number in remarks)
Electric overhead travelling crane for MV Building, if
#A
3 applicable (Specify number in remarks)
4 Pendant control
5 Radio Remote control
6 Manual Hoist for control building
7 Manual Hoist for multi-purpose building
8 Electric hoist for control building
9 Electric hoist for multi-purpose building
10 Jib crane for control building
11 Jib crane for multi-purpose building
12 Service elevator for multi-purpose building
13 Manual Hoist for Fire Pump room
14 Site Testing & commissioning (as applicable)
15 Documentation (as per PTS)
General Induction for system operation &
16
maintenance
17 Operational Spare parts, if any as per PTS/Appendix V
Operational Spare parts, if any as per TMSS /
18 Standards
19 Equipment & component tags
Manufacturer as per SEC/NG Approved manufacturer
20 list
21 SEC / NG Approved subcontractor / vendor
Bidder name:
Signature:
Representative Name:
Bidder Stamp & Date:
Annexure: XIIB-III
Project Title / PTS Number:
RFx Number:
Bidder
Compliance
Yes
No (✗)
(✔)
S.no. SOW requirement
22
23
24
24
Remarks
Supports for device/equipment mounting & installation
Remote End substations works per PTS
Pre-bid incorporated
Other if any (specify as attachment)
Bidder Notes / remarks:
………………………………………………………………………………………………………
………………………………………………………………………………………………………
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………………………………………………………………………………………………………
#B
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Bidder name:
Signature:
Representative Name:
Bidder Stamp & Date:
PTS-20WN374
*
*
*
*
400
3
230
1
> 2.6
400
3
2 Min.
400
3
3 Min.
400
3
5.5 Min
Open Wire
400
3
NA
Ducted
PTS-20WN374
*
*
55
Ambient
*
Centrifugal
*
*
*
*
*
ODP/Exp. Proof
*
*
1.15
400/3/60 or 230/1/60
*
*
*
73-TMSS-05
PTS-20WN374
PVC/UPVC
*
*
*
*
*
*
*
*
*
*
*
*
*
*
75-TMSS-01
PTS-20WN374
SUBMERSIBLE
4
*
*
TEFC
*
230/1/60
3450
As Required
Ground Water
1
Ambient
50
83-TMSS-01
PTS-20WN374
57
DEWATERING
*
1.50
230/1/60
38.6
94-TMSS-01
PTS-20WN374
50
*
*
*
230
60
1
*
*
*
4
*
10
*
50
*
*
*
*
*
*
3.50
*
N.A.
N.A.
N.A.
N.A.