Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol I
HYDERABAD OUTER RING ROAD PROJECT
Design, Supply, Installation, Testing, Commissioning, of illumination to the
Outer Ring Road, Hyderabad for the Main Carriage Way/ Inter changes/
Junctions/Service Roads and Under Pass areas from Gachibowli to
Shamshabad in the state of Telangana, India being taken up with loan
assistance of Japan International Cooperation Agency under Phase-2
program and Operation & Maintenance of illumination with connected switch
gear for a period of Five years from date of Operational Acceptance
Certificate being taken up with HGCL Funds.
(Tender Notice No. 4/CGM(T)/HGCL/DGM-I/Street lighting/2014-15)
BIDDING DOCUMENTS
CONTENTS
VOLUME
SECTION
DESCRIPTION
INVITATION FOR BIDS (IFB)
I
1
INSTRUCTIONS TO BIDDERS (ITB)
2
BID DATA
3
GENERAL CONDITIONS OF CONTRACT (PART I)
4
CONDITIONS OF PARTICULAR APPLICATION (PART II)
FORM OF BID SECURITY (BG)
FORM OF AGREEMENT
FORM OF PERFORMANCE SECURITY (BG)
FORM OF ADVANCE SECURITY (BG)
SCHEDULES OF SUPPLIMENTARY INFORMATION
SAMPLE FORMS FOR QUALIFICATION INFORMATION
ETC.
5
6
7
II
III
IV
8
9 (a)
9 (b)
10
11
12
13
14
15
FORM OF BID AND APPENDIX TO BID
SUMMARY OF COST OF WORKS
BILL OF QUANTITIES (PART-A+PART-B)
TECHNICAL SPECIFICATIONS
LIST OF APPROVED MAKES
SPECIAL CONDITIONS FOR O&M
SPECIAL CONDITIONS FOR PAYMENT FOR O&M
SERVICE LEVELS FOR O&M
DRAWINGS
December-2014
HYDERABAD GROWTH CORRIDOR LIMITED
Name of Work: Design, Supply, Installation, Testing,
Commissioning, of illumination to the Outer Ring Road,
Hyderabad for the Main Carriage Way/ Inter changes/
Junctions/Service Roads and Under Pass areas from Gachibowli
to Shamshabad in the state of Telangana, India being taken up
with loan assistance of Japan International Cooperation Agency
under Phase-2 program and Operation & Maintenance of
illumination with connected switch gear for a period of Five years
from date of Operational Acceptance Certificate being taken up
with HGCL Funds.
(Tender Notice No. 4/CGM(T)/HGCL/DGM-I/Street lighting/2014-15)
BIDDING DOCUMENTS FOR ITEM RATE
CONTRACT VOLUME I
CONTENTS
III
10
TECHNICAL SPECIFICATIONS
11
LIST OF APPROVED MAKES
12
SPECIAL CONDITIONS FOR O&M
13
SPECIAL CONDITIONS FOR PAYMENT FOR O&M
14
SERVICE LEVELS FOR O&M
SCOPE OF WORK
Design, Supply, Installation, Testing, Commissioning, of illumination to the Outer
Ring Road, Hyderabad for the Main Carriage Way/ Inter changes/ Junctions/Service
Roads and Under Pass areas from Gachibowli to Shamshabad in the state of
Telangana, India being taken up with loan assistance of Japan International
Cooperation Agency under Phase-2 program and Operation & Maintenance of
illumination with connected switch gear for a period of Five years from date of
Operational Acceptance Certificate.
Street Lighting / High Mast Lighting / UNDER PASS Electrical Work
PROJECT BACKGROUND
6/8 Lanes Highway of Outer Ring Road Hyderabad including Service Roads /
junctions and flyovers between Shamshabad Airport to Gachi Bowli Flyovers which
is approaching High-Tech City ; Hyderabad.
CHAINAGE: 0.00 KM [Near Gachi bowli Flyover junction including Flyover Lighting
at Gachibowli] to 22 KM [Shamshabad] Junction - 4/6/8 lanes Lighting including
service Roads
Site location Map
Highway Lighting
HGCL Hyderabad and their nominated electrical consultant reviewed various
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Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
updated Lighting technology and standards applicable in India as well as Abroad
and using recent trends in International / Domestic Lighting has come to a
conclusion to follow following standards for maintaining Illumination level for
respective areas
Location
Horizontal
Illumination
at 0.0 m level
Uniformity
Uniformity
[E minimum / E
[E minimum / E
Road surface
average]
Maximum
4/6/8 Lanes Highways
30
0.4
0.33
Fly-overs
40
0.6
0.4
Service Roads
20
0.6
0.4
Junctions
50
0.4
0.25
Underpass areas
70
0.6
0.3
Under Pass Area
Of 70
Flyovers
/ various Junctions
below Main carriage ways
0.6
0.3
Special Note
Highway lighting4/6/8 lanes Illumination standards decided by HGCL as per
I.S.1944 (Part –I & II) 1970 and as per National Lighting Code
2010(SP72:2010) of BIS.
Light Loss Factor: 0.85.to be considered.
Major Carriage ways & Flyovers i.e. 6/8 lanes Bidders are requested to match
Horizontal Illumination as specified.
Grid of illumination Measurement: 3.5m (transverse) x 3,5m (longitudinal) ….
For highways
Grid of illumination Measurement: 3. 5m (transverse) x 3.5 m (longitudinal)
…. For Service Roads
Grid of illumination Measurement: 2.5 m (transverse) x 2.5 m (longitudinal)
…. For Junctions
Grid of illumination Measurement: 2.5m (transverse) x 2.5m (longitudinal) ….
For underpass areas of Fly-overs & various junction areas
Lighting (General Outdoor Illumination):
Outdoor lighting as per Bill of Materials estimated for above project indicates an
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Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
efficient street lighting/area lighting of the Major Carriage ways / Service Roads /
Junctions / Fly-over and underpass.
Pease refer Drawing / Bill of Material along Technical Specifications to follow.
For Successful Bidders there will be a condition that they have to submit Lighting
design for the various locations before execution of the work and same has to be
approved by HGCL ‘s Consultant .
Lighting design should adhere from the approved Manufacturer list only and there if
it is not meeting the desired light level during design or after execution then bidders
will have to compensate illumination level with extra supply of Light fittings
/poles/electrical mentioned in the list w/o any extra cost.
Initial design have been made based on the luminaries reference in the drawings
and there though on each item similar equivalent have been approved; however on
different manufacturer equivalent in case design does not match as per location
wise requirement there initial luminaries type have to give priority with even in case
of initial luminaries catalogue reference if bidders are following respective
manufacturer design to be submitted for approval.
Bidders are requested to follow drawings and pole position / mast position indicated
in the drawings with respective type of luminaries. In case any variation with the site
that has to be highlighted and get confirmation before execution
Successful Bidders will have to submit execution drawing / as built drawings
indicating pole/mast positions and a declaration; Specification of High mast/ Poles
and light fittings are followed as per specification mentioned along Bill of Materials.
Scope of the project
The services of Street lighting/ High Mast Lighting & Experienced in Electrical
contractors/Manufacturer are called for the New Street lighting/ High mast Lighting
on Major 4/ 6/8 lane carriage / Service Roads /Junction areas / Flyover / Underpass
area with modern concept of Lighting as planned The broad area of scope is
3
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
detailed in technical specifications / drawing / and bill of materials.
Scope of work:
6/8 Lanes Highway of Outer Ring Road Hyderabad including Service Roads /
junctions and flyovers between Shamshabad Airport to Gachi Bowli Flyovers
FOLLOWING AREA OF INDIVIDUAL LOCATIONS ARE CONSIDERED FOR
ELECTRICAL WORK
SL.
LOCATION
DESCRIPTION
1.0.1
Shamshabad Junction To Gachibowli OUTDOOR
LIGHTINGALONG
Flyover [ 6/8 lanes & Service Roads
UNDER PASS OF THE AREA
1.0.1.1
HIGHWAYS
[
Shamshabad to Major Carriage ways street lighting
Nanakraman gudda junction [ Entire
for 8 Lanes [ using 12 m Pole with
19.7 km length -8 lanes
twin bracket of 2.5m length on
sides having 2x 1 no 210 watt LED
Street Lights @ 25m spacing for 8
lanes. on median.
1.0.1.2
HIGHWAYS
[
Nanakramanguda Major Carriage ways street lighting
Junction to Gachi Bowli [ Entire 2.3
for 6 Lanes [ using 12 m Pole with
km length -6 lanes
twin bracket of 2.5 m length both
sides having 2x 1 no 210 watt LED
Street Lights @ 25mt spacing for 6
lanes on median
1.0.1.3
Cross Roads between Junctions and
other areas
a) Carriage ways street lighting
for 6 Lanes [ using 10 m
Pole with
Twin Bracketand 210
watt LED Street Lights @
33m spacing for 6 LANES
Roads
b) Carriage
ways
STREET
LIGHTING
for 4
Lanes [
using 10 m Pole with
Twin
Bracket-
1.0.2.1
Service Road Lighting [ Nana Karam
Guda to Shamshabad ] -125m section
[ 2nos service Roads – Both sides ]
2.0.1
Interim Junction
areas and cross
roads below Main Highways including
underpass
2.0.1.1
Shamshabad junction
2.0.1.2
Nanakramaguda
Junction
[Gopannapali to Mehedipatnam ]
Junction area -2nos
with 210 watt LED Street
Lights @ 33 m spacing for 4
LANES Roads
Street
Lighting for Service Roads
using 6m pole with 1 no 90 watt
LED Street Light @25m spacing
30m High mast lighting with 2kw
Metal halide
flood
lights
…. 28 mast / 178 nos flood
lights
area 30m High mast lighting with 1kw
Metal halide flood lights
…. 2 mast / each having 9 no’s
1kw MH Halide Flood lights
a) Carriage
ways
STREET
LIGHTING
for 6
Lanes [
using 10 m Pole with
Twin
Bracket-opposite sides x 1
no 210 watt LED Street
Lights @ 33m spacing for 6
LANES Roads
b) Carriage
ways
STREET
LIGHTING
for 4
Lanes [
using 10 m Pole with
Twin
Bracket-opposite sides x 1
no 210 watt LED Street
Lights @ 33 m spacing for 4
Lanes road
Adjacent service Roads meeting Major using 6 m pole with 1 no 90 watt
Highways
LED Street Light @20m spacing
2.0.1.3
Underpass Lighting
2x28watt T-5 Fluorescent Totally
enclosed Luminaries
Narasinghi Junction area [ Narasinghi
to Pathan Cheruvu ]
Carriage ways STREET LIGHTING
for 6 Lanes [ using 10 m Pole with
Twin Bracket-opposite sides x 1 no
210 watt LED Street Lights @ 33
m spacing for 6 LANES Roads
Cross Road Highway below Major
Carriage ways
Carriage ways STREET LIGHTING
for 6 Lanes [ using 10 m Pole with
Twin Bracket-opposite sides x 1 no
210 watt LED Street Lights @ 33
m spacing for 6 LANES Roads
Adjacent service Roads meeting Major using 6 m pole with 1 no 90 watt
Highways
LED Street Light @25Mt spacing
Underpass Lighting
28watt T-5 Fluorescent Totally
enclosed Luminaries
Illumination Design Concept
Major Carriage ways 6 lanes [Gochibowli to Urdu University – 2.3 Km
Main Carriage ways will have 12m Pole with 2.5 m overhung consists of 2 ~ 1 x 210
watts Led Street light to cover Road span 10.75 m on one side.
Poles will be spaced at 25 mt Spacing between the poles on same direction.
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Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
Major Carriage ways 8 lanes [Urdu University to Shamshabad Junction –
19.7Kms
Main Carriage ways will have 12m Pole with 2.5 m overhang consists of
2~1x216watt Led street light to cover Road span 14.75 m on one sides .
Poles will be spaced at 25 M Spacing between the poles on same direction.
On service Roads there will be 6.0 M Pole on which 1x 90 watt (Maximum)
LED Street light will be installed.
Pole Spacing will be 25 Mts. per Service Road.
Section is marked as 125.0 M Section.
Junction Areas [ Gachi Bowli to Shamshabad in between areas
Junction areas like Appa / Gandhipeth / Nanakramguda Jn/ Narsingi Jn
/Rajendranagar (North) Junction. These areas are below level of Main carriage ways
and typically of similar construction having two circular junction at the ends where all
main carriage ways and service Roads are meeting to junctions. A typical such
junctions with luminaries and mast is shown below as plan view.
152
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
Junction area of 90m app. Dia. will have 1no 30m mast. Mast will have
symmetrical loading 9 nos. 1kw flood lights …. Metal halide as per detailed
specifications and approved make list will comply Illumination design as
desired
Underpass areas where ever in junctions applicable of size 125m[ L] x 35m
(w) x5.4m (h) maximum will have 2x28watt T-5 Fluorescent luminaries in 3
rows per Underpass to meet desired illumination levels . Luminaries will be IP65 for adverse outdoor condition. Lamp colour will be cool white [4000 deg k].
Shamshabad Junctions near Airport
These area is at starting point of highways of Outer ring Road; A form of clover leaf
multilevel roadways and these areas specially road portion will be free from any pole
structure on the road and the lighting will be covered by using 30m mast with having
maximum 9 nos asymmetric Metal halide [long life] lamps. Total 28 masts and 178
nos 2kw Metal halide flood lights will ensure these junction areas of illumination level
requirement as per main chart of 50 lux ( av) with uniformity 0.4 . [emin/ eavg].
[Please refer drawing for exact 28 mast locations with mast wise 2kw MH
Asymmetric Luminaries.
Underpass Lighting
There are four underpasses in this project of 22 km length; Location wise these
underpasses are located at Appa Jn / Gandhipeth / Nanakaramanguda & Gachibowli
below flyover area. Area of under pass for three locations like Appa / Gandhipeth /
Nanakarmanguda will be app. 125 M (L) being the sectional length of these areas
related to Major Carriage ways or may be slightly lesser x 34/35m width; However in
case of Gachibowli flyover the sizes of underpass will be 17.5m (width of Fly-over)
x40.5m (Longitudinal direction) - from Hyderabad city to High- Tech City side.
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
Typical Underpass Area & Recommended Lighting:
First of all Underpass will have illumination level of 70 lux (Horizontal) at Road
surface with 0.6 uniformity [ e min /e av). Further Type of Luminaries / light source
will be T-5 /2X28WATT totally enclosed Fluorescent with colour temperature of 4000
deg k. Luminaries will be mounted Please refer drawings
ELECTRICAL SYSTEM SECTION WISE –LOCATION WISE
Electrical distribution of power is proposed for every 2km span basis where Min Incomer/ Sub-station will be at middle of 2km span; Main HT Lines (11kv/0.415kv will
be terminated as In-comer to every Sub-station location Area wise Load distribution
and selection of Sub-station as per the load requirements at site in consultation with
TSSPDCL. Adequate capacity of Transformers are proposed in the scheme.
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
Total
Type
of
Equipment’s
Lighting Gachi-bowli
Flyover
02.3km
2.34.0km
4.06.0km
6.08.0km
8.010.0km
10.012.0km
12.014.0km
14.016.0km
16.018.0km
18.020.0km
20.022.0km
[ Qty]
with
0
140
158
174
174
174
174
174
174
174
174
168
1858
with
0
0
12
90
0
0
78
0
0
0
0
0
180
6m pole with 90w led
0
19
265
326
200
218
384
200
200
200
200
100
2312
30m mast suitable for
1
0
2
2
9
0
18
18
12
m
pole
2x210wLED
10m
pole
2x210wLED
7
2
9 nos 1ke flood light
30m
high mast
with
0
0
18
0
0
0
0
0
63
178
178
0
228
9no. 1KW MHL
30m mast with 9 nos
2kw flood lights
0
2x28w fitting
Total load
9.9
0
34.1
76
76
87.832
115.55
0
60.02
0
76
0
0
0
0
61.82
118.09
60.02
60.02
60.02
60.02
450.24
1177.64
load in KVA with p.f.of
0.85
11.647
40.118 103.33
135.94
70.612
72.729
138.93
70.612
70.612
70.612
70.612
529.69
Max. load on SS
14.559
50.147 129.16
169.93
88.265
90.912
173.66
88.265
88.265
88.265
88.265
662.12
250
125
125
250
125
125
125
125
3~250
80%
Recommend SS
125
160
157
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
Sub-station Onwards Electrical distribution system
feeder pillar (10 Nos)
Supplying, installation, testing & commissioning of cubical type IP 65 for outdoor type
Distribution Panel for 415V, 3 Phase, 4Wire 50 Hz AC supply system fabricated in
compartmentalized (preferably) design from CRCA sheet steel of 2mm thick for frame
work and covers, 3mm thick for gland plates i/c cleaning & finishing complete with 7
tank process for powder coating in approved shade, having suitable capacity
extensible type TPN Copper bus bars of high conductivity, DMC/ SMC bus bar
supports, with short circuit withstand capacity of 50KA for 1 Sec., bottom base channel
of MS section not less than 100mm x 50mm x 5mm thick, fabrication shall be
done in transportable sections, entire panel shall have a common copper earth bar of
size 25mm x 5mm at the rear with 2 Nos. earth stud, solid connections from main bus
bar to switch gears with required size of Al. bus bars and control wiring with 1.5
sq.mm. zero halogen fire retardant insulated copper conductor S/C cable, cable alleys,
cable gland plates in two half, i/c providing following switch gears.(General
arrangement and schematic Drawings to be approved by the HGCL before start of
fabrication)
Incoming:1 Set of 63A TPN MCCB 35KA.
(i) Supply and erection of L.T. 3phase Digital multifunction energy meter with 3 lines
LCD display for measuring all the parameters (voltage / Current / Power / frequency /
power factor / kw / kwh / KVAR/ KVARH/) on existing box panel board including
connections etc., complete.
(iii) RYB LED indicating light protected by 2 Amp. S.P. MCB
Bus Bar: 100 A, 415V, 4 strip, 16 KA, 50 Hz Copper Bus bar
Outgoing
2 Set of 32 A TP MCB 10 KA
5 Set of 16 A TP MCB 10 KA
Sub feeder pillar (6Nos)
Supplying, installation, testing & commissioning of cubical type IP 65 for outdoor type
Distribution Panel for 415V, 3 Phase, 4Wire 50 Hz AC supply system fabricated in
compartmentalized (preferably) design from CRCA sheet steel of 2mm thick for frame
work and covers, 3mm thick for gland plates i/c cleaning & finishing complete with 7
tank process for powder coating in approved shade, having suitable capacity
extensible type TPN Copper bus bars of high conductivity, DMC/ SMC bus bar
supports, with short circuit withstand capacity of 50KA for 1 Sec., bottom base channel
of MS section not less than 100mm x 50mm x 5mm thick, fabrication shall be
done in transportable sections, entire panel shall have a common copper earth bar of
size 25mm x 5mm at the rear with 2 Nos. earth stud, solid connections from main bus
bar to switch gears with required size of Al. bus bars and control wiring with 1.5
sq.mm. zero halogen fire retardant insulated copper conductor S/C cable, cable alleys,
cable gland plates in two half, i/c providing following switch gears.(General
arrangement and schematic Drawings to be approved by the HGCL before start of
fabrication)
Incoming:1 Set of 32A TP MCCB 35KA.
(i) Supply and erection of L.T. 3phase Digital multifunction energy meter with 3 lines
LCD display for measuring all the parameters (voltage / Current / Power / frequency /
power factor / kw / kwh / KVAR/ KVARH/) on existing box panel board including
connections etc., complete.
(iii) RYB LED indicating light protected by 2 Amp. S.P. MCB
Bus Bar: 63 A, 415V, 4 strip, 16 KA, 50 Hz Copper Bus bar
Outgoing
3 Set of 16 A TP MCB 10 KA
Main feeder pillar (6Nos)
Supplying, installation, testing & commissioning of cubical type IP 65 for outdoor type
Distribution Panel for 415V, 3 Phase, 4Wire 50 Hz AC supply system fabricated in
compartmentalized (preferably) design from CRCA sheet steel of 2mm thick for frame
work and covers, 3mm thick for gland plates i/c cleaning & finishing complete with 7
tank process for powder coating in approved shade, having suitable capacity
extensible type TPN Copper bus bars of high conductivity, DMC/ SMC bus bar
supports, with short circuit withstand capacity of 50KA for 1 Sec., bottom base channel
of MS section not less than 100mm x 50mm x 5mm thick, fabrication shall be
done in transportable sections, entire panel shall have a common copper earth bar of
size 25mm x 5mm at the rear with 2 Nos. earth stud, solid connections from main bus
bar to switch gears with required size of Al. bus bars and control wiring with 1.5
sq.mm. zero halogen fire retardant insulated copper conductor S/C cable, cable alleys,
cable gland plates in two half, i/c providing following switch gears.(General
arrangement and schematic Drawings to be approved by the HGCL before start of
fabrication)
Incoming:1 Set of 125 TP MCCB 50KA.
(i) Supply and erection of L.T.3phase Digital multifunction energy meter with 3 lines
LCD display for measuring all the parameters (voltage / Current / Power / frequency /
power factor / KW /KWH/ KVAR/ KVARH/) on existing box panel board including
connections etc., complete.
(iii) RYB LED indicating light protected by 2 Amp. S.P. MCB
Bus Bar: 300 A, 415V, 4 strip, 16 KA, 50 Hz Copper Bus bar
Outgoing
3 Set of 63 A TP MCB 10 KA
2 Set of 32 A TP MCB 10 KA
6 Set of 16 A TP MCB 10 KA
Street Light Poles & High mast
Street Lighting Poles: [sixteen Sided]
Sixteen sided/ Octagonal Pole M.S. fabricated continuous tapered Profile Hot dip
galvanized having base plate & top flange. There will be one no continuous weld joints
per sections. Pole will have provision for fixing single or twin bracket as per
requirement of site. Pole will be designed as per ILE-TR-7. Maintaining Basic wind
speed data of IS-875-PART-3-1987 for Hyderabad at 44m/sec at 10m level. .
Steel Grade will be as per BSEN 100025; Having Yield strength of 355 Mpa. for
3mm/4mm/5mm thick steel. Hot dip galvanizing 86 Microns .as per BS729.
Type of pole will be as under
12 M Pole with Single Bracket / Twin Bracket as well [For 6/ 8 lanes] Bracket
Length 2.5m
12 M Pole with Single Bracket / Twin Bracket as well [For 4 lanes] Bracket
Length 1.5m
6 M pole with Single Bracket 1.0m Bracket length [For Service Roads]
Basic Pole will be (sixteen Sided) M.S. Hot Rolled Product of NON-Alloys Structural
steel of Grade S-355. [As per BSEN 100025/ 100027. with 1.5 M “C” Bracket.
Yield Strength: 355 Mpa. Tensile strength: 490-630 Mpa. Elongation:
22%. Chemical Composition C= 0.27%; si=0.6% P=0.055%; NI=
0.011%.
Other Parts like bracket / Door cover/ stiffener as per IS- 2062 (Yield Strength: 240
MPA. Welding as per IS-9595,/ IS-4353/ IS-3613 & BS-7280 ( 100% Penetration
.Fillet dimension : 5-6mm.
Hot dip Galvanizing as per BS-729 / Equivalent IS Specifications ( 65 Microns )
All The dimensions are Nominal Dimension in mm. allowable tolerance limit of (+/_)
100mm.
Base Plate thickness minim: 20mm
Door positioning from base will be at 600mm (minim) [Lower portion of door should
be 600mm from the base.
Door size: 240mm (h) x 80mm (w) with lockable hinged flash door.
Pole will have inside terminal box for electrical dis-connection with switches/ fuses
Pole will be duly wired by using 3cx2.5m.sq. Copper un-armoured cable for
electrical connection to street light fixtures.
Pole will have in base plates 4-insertion holes –oblong size of 60mm x30mm for
insertion of foundation bolts
Pole will be supplied with 4-nos stiffener of 8mm size of height 150 mm minims at
90 degree interval.
Each pole will be supplied complete with 4nos. 750mm (l) x M-24 Size Foundation
bolts of Tor steel Grade: 465 Mpa. Each foundation bolts will have 5 sets of nutwasher for fixing with foundation bolts as well as Anchor plates Foundation bolts
above ground level portion should be hot dipped galvanized to prevent rust.
Each pole will be supplied complete with Anchor plate and template
Pole will be installed on pre-casted foundation of height-300mm from respective
Ground level.
Pole bottom door position should be at 900mm height from Respective Ground
level.
Bracket ends should be suitable for fixing 1x210 WATT & 1x90 WATT LED Street
light fixture of approved make as specified in the tender.
All Major Carriage ways [ 4/ 6/8 lanes] street lighting will be followed as per
above luminaries for street lighting or approved equivalent
1X210 WATT LED Street light with maximum Electrical Load including LED
Driver load will be restricted to 230 watt per unit
light is recommended for use in Highways 4 lanes / 6 lanes & 8
Street Light Luminaries should deliver 18000 Lumens. Minimum
Housing: High pressure Die-cast Aluminum .
Non-Corrosive Optical Cover.
Extra-white Toughened Glass thermally hardened.
Mounting bracket: Integrated with Luminaries High pressure die-cast Aluminum
Gasket: Silicon Rubber.
Connection: Screw Connection block.
1X 90 WATT LED STREET LIGHT
High power Modular Street light is a state of art street lights. Lantern with flexible LED
modules with its robust product construction high system efficacy and good optical
design.
LED Street light is recommended for Service Road Illumination
Electrical Load is 110 watt.
Street Light Luminaries should deliver 7000 Lumens. Minimum
Housing: High pressure Die-cast Aluminum .
Non-Corrosive Optical Cover.
Extra-white Toughened Glass thermally hardened.
Mounting bracket: Integrated with Luminaries High pressure die-cast Aluminum
.
Gasket: Silicon Rubber.
TECHNICAL SPECIFICATION
[Applicable for Highways as well as For Service Road Luminaries]
No Criteria
Luminaire configuration /
1
Specification for LED street light fitting
Side entry type. Shall consist of separate optical and
control gear compartment. Driver
should be early
technical requirement
replaceable in the field condition
High pressure Aluminum
LM6 housing with
corrosion resistant polyester
powder coating with
2
3
Housing / Body of fitting
Finish
manufacturer emblem/logo embossed into the
housing.
Aesthetically designed housing with
corrosion resistant polyester powder
coating
.
Fixture cover 4
UV stabilized
Polycarbonate /
Cover / glass
Toughened glass.
Luminaire should be full cut-off as per IS 1944
5
Glare control details
6
Protection – IP
Optical and Control gear compartment-IP 66
7
Impact resistance
Impact resistance greater than or equal to IK 08
Structured LED array for optimized roadway
distributio
photometric n
with photometric lenses
8
Optical assembly
designed to optimize application efficiency and
minimal
glare.
140-270 volt universal electronic driver
50 Hz
9
10
Operating voltage
Frequency
11
12
13
Power factor
> 0.95
Fixture designed ambient + 35 degree C
Temperature
Operating temperature
Range 0 to +50 degree C
14
Working Humidity
10% to 90% RH
15
Storage Temperature
0 to 50 degree C
Total
Current
Harmonic Total Current Harmonic
Distortion should be lesser
16
distortion
17
18
than 20 %
Total system wattage and Nominal value to be printed in the label and within +/lumens of Fixture including
10% variation from the printed value
Driver
LED efficacy
(lumen/watt)
Efficacy of LED should be greater than 120 lumens /
watt.
19
LED Luminaire efficacy
>80 lumen/watt
Power efficiency / LED driver The efficiency shall be more than 85 % in all cases at
20
21
22
efficiency
all times during project period.
Lumen maintenance
Correlated Colour
L70 @ 50,000 hours
Correlated Colour Temperature shall be 4000-6000 K
temperature
(with variation limits of ±355K) per ANSI C78.377A
CCT standard.
23
CRI
The value of CRI shall be more than 70.
Make of LED: CREE /Philips Lumileds /
26
Make of LED
Osram/Nichia . The LED shall be of Surface Mounted
Design
27
Lens
28
LED Drive Current
29
Driver Specification
Lens to provide on appropriate LEDs
to obtain desired distribution.
Not more than 85%
capacity of
LED
of the rated current carrying
140-270 Volt universal electronic potted drivers with
internal surge protection of 4 kV
with Analogue Dimming or Linear
Dimming.
The Luminaire light shall be constant. The voltage
variation / fluctuations in the specified voltage range
shall not impinge upon the lumen it produces.
Maximum +/- 2% is allowed throughout in the input
operating voltage range.
As per IEC safety standards IEC61000, 61547,
61347
30
Lumen Output Variation
31
Electrical safety as per IEC.
standard
Conformation s
of The luminaire conform to IEC 60598 / 10322
luminaire
Any NABL accredited laboratory for luminaire and
Reports / certifications
driver
32
33
34
Luminaire protection
External surge protection of 10KV (DM / CM) and
protection device components should be enclosed in
a housing / Luminaire
35
Test reports of luminaire
(a)The luminaire should be tested as per IEC 60598
standards and following test reports should be
submitted: Heat Resistance Test, Thermal Test,
Ingress Protection Test, Electrical / Insulation
Resistance Test, Endurance Test, Humidity Test.
The
luminaire should be tested for 'Drop test' as per IEC
60068-2-31/IS9000 Part 7 / Sec 3 standards. The
luminaire should be tested for 'Vibration test' as per
ANSI/IEC 68-2-6 standards.
(b) Should comply to IESNA LM-79 (Approved
method for
the Electrical and
Photometric
Measurements of Solid-State Lighting Products)
(c) The LED’ used should comply to LM-80 standards
(IESNA: Approved Method for Measuring Lumen
Maintenance of LED Light Sources and LED lumen
depreciation time to L70 based on LM-80 data)
(d)Copy of above test certificates should be
submitted
with tender.
(e) Random samples from supplied lot should be
tested at NABL accredited laboratory and report
submitted for acceptance.
LED street light fitting should be supplied with serial
number which should be attached to the fitting.
The label should mention: Name of Manufacturer,
36
Serial number
model name and number, system lumen pack,
nominal CCT, Wattage of fitting, Date of
Manufacture,
and other labelling details as per IS.
100% replacement guarantee for a period of seven
37
Guarantee
years from the date of enerzisation.
2x28watt T-5 Fluorescent tube luminaries for Under Pass Areas
Totally enclosed Fluorescent luminaries with blue colour fluorescent T-5
Tube [244nos light fixtures with T-5 cool white Colour Fluorescent tube:
448nos]
Functional dust, impact and jet of water proof luminaries with twin TL-5 28W cool
white lamps. The luminaries are with the following features:-
- Read voltage 220-240V
- Specially designed 55 toggles ensuring IP 66 level of protection
- IK 08 impact resistance
- Polycarbonate housing
- 2x28watt Electro-magnetic
- ballast PF Improvement
- Capacitor
- Special clear polycarbonate cover to ensure proper light distribution
1x28watt T-5 Fluorescent Tube
240VOLTS ,50C/S.AC SUPPLY 28WATT –T5 Fluorescent
tubes 2950 lumen output
Colour Temperature 4000 deg k. – Cool
White. Lamp Life … 20000 hrs.
30m high mast with 9 nos 1x1000watt Metal halide flood lights for junctions
All interim junction area like Appa Junction/ Gandhipeth / Gachi bowli /
Narakarmanguda will have 2nos of 30m mast with 9nos 1x1000watt Metal halide flood
lights to cover 90-100m dia area with 50lux avg illumination with 0.4 uniformity
Luminaries will be loaded symmetrically.
Following Junctions will have this type of Mast
 Appa Junctions Both sides 1 no High mast : 2 High masts 

 Gandipet Junctions Both sides 1 no High mast : 2 High masts 

 Narakarmaguda Junctions Both sides 1 no High mast : 2 High masts 

 Gachibowli Junctions Starting of 6/8 lanes from Gachibowli side 1 no
High mast 

 Total 7nos 30m High mast will be installed for above junctions 
Type Of 1x1000 watt Metal Halide Flood lights will be used For above Junction
Areas
SPECIFICATION FOR 1000 Watt Metal Halide Symmetric flood light integral
fixture.
The ballast and lamp housings shall be die cast of low copper content aluminum alloy.
The castings shall be subjected to a 7-stage pre-treatment cleaning prior to being
finished with an electrostatically applied and baked on polyester powder coat paint.
The bracket arm clamp shall attach to a 51mm (2”) nominal pipe and allow for +/-3°
adjustment for levelling the luminaries. A porcelain-enclosed socket with a nickelplated grip screw shell provides lamp support. A stainless steel lamp clamp lined with
woven glass cloth shall be provided for standard 1000 watt HID lamps. The fixture
shall pass a vibration fatigue test simulating a minimum 1-g peak acceleration.
The ballast shall be copper wound with a power factor over 90%. It shall have a
published ballast factor of 1 to ensure full lamp output. All ballast components shall
be completely removable as a unitized assembly.
The optical assembly shall consist of formed aluminum reflectors with anodized finish.
The IES cut-off symmetric distribution reflectors are spun and fluted. All optical
systems are enclosed with a clear drop borosilicate glass lens in a gasket doorframe
should be IP65 rated. The doorframe includes four stainless steel latches and a hinge
for re-lamping.The fixture shall be UL/CUL Listed for wet locations in 40° C ambient
Temperatures or should be IP65 Rated.
1000 watt Metal Halide Lamps[ Tubular version ] for above flood lights.
1000 watt METAL HALIDE 1000 WATT Lamp Lumen output 85000 lumens
240 volts,50 c/s. A.C .Electrical
Supply Lamp colour rendering Index
>65
Lamp colour temperature 4300 0 k
Lamp Life 12000 burning hours.at 50% survivor.

Total 7nos High mast will have 7 x 9 = 63nos 1x1000 watt Metal halide
Lamps.
30m high mast with 1x2000watt Metal halide flood lights for Shamshabad
Junctions
Shamshabad Junction is a larger junction area near Hyderabad Airport; Entire Clover
leafs of Junction will be covered with 28nos 30 M high mast.
Each mast will have 2kw Asymmetric Flood lights with 2kw Metal halide Lamps.
Illumination Level for Shamshabad Junction will be 50lux avg illumination with
0.4 uniformity Luminaries will be loaded symmetrically asymmetrically as per
site requirement.
30 M high Mast with 1x2000 watt Metal Halide Flood lights will be used for
Shamshabad JunctionI
1x2000 watt Asymmetric Flood Lights suitable for 30m mast
1 x2 kW Asymmetric Flood Light with Metal halide Lamps
Housing made of pressure die cast aluminum alloy with low copper content for
sturdiness and better corrosion resistance. Profile of flood lights should have
better aesthetics and also lower wind resistance; powder coated. The lamp
compartment comprises of electrochemically brightened high purity, pre anodized
aluminum reflector high efficiency specially profiled to suit application with
specially designed lamp support clips ensure correct beam distribution; the front
cover comprises of heat resistant toughened flat glass to match the profile
specially designed powder coated mounting bracket with graduating disc for ease
of mounting and aiming. Flood light fixture should be IP-65.
Compact, sturdy non-integral 1x2000 watt metal halide flood light with
separate 1x2000 watt control gearbox. High grade asymmetrical reflector
Wall, ceiling and surface mounting as per site condition
Non-corrosive high pressure die-cast aluminum housing with low copper
contain & black powder coated finish.
Electro-chemically brightened and anodized high purity stippled aluminum
reflector.
M.S. powder coated mounting bracket; all external fixing I stainless steel
finish.
Rugged corrosion resistant housing with integral gear
box. Compensated electrical control gear box.
Quick easy access to lamp and gear, without affecting beam adjustment
through hinged front window with release clips.
Heat resistant EPR gasket bonded to housing renders the luminaries as
dust proof and jet proof IP-65. Control gear box comprises following
M.S. Sheet steel enclosure Minimum 2mm thick with provision for fixing at
cat walk or Structure having IP-54 Protection
Gear tray inside comprises of 1kw metal halide ballast
P.f. improvement capacitor to a p.f. improvement level not less than 0.85.
Electrically suitable for operation at 240volts, 50 c/s.; Phase to phase
terminal.
Terminal Block along 20 amps DP Switches for local isolation
/maintenance [Switches should be of approved make as per list.]
2kw Metal Halide Lamps suitable for above flood lights
Master MHN-FC 2000W /740 -400V XWUNP
Compact quartz Metal halide lamps with double
pinch. 210000 lumens after 100 hrs initial run.
3200 deg k colour temperature [ Natural White]
lamp life : 14000 hrs at 50% survivor.[ highest usage of 2kw metal halide lamps]
TECHNICAL SPECIFICATIONS OF EQUIPMENTS
(i)
High Mast for 30 m mast with 9nos 1x1000watt Metal halide Symmetric
distribution flood lights for Appa / NANAKARMANGUDA/ GANDHI PETH
/ GACHI BOWLI [ quantity of High mast 7nos with 63nos 1kw Flood Light
(ii)
High Mast for 30 m mast with 9nos 1x2000watt Metal halide asymmetric
distribution flood lights for Shamshabad Junction [ quantity of High mast
28nos with 178nos 2kw Flood Light
(iii)
High Mast Specifications for 30m suitable for loading of asymmetric [9
nos. 1x1000w Symmetric beam Metal halide flood light] on 360 degree
rotation of Flood Lights towards working area……. other junctions.
High Mast Specifications for 30m suitable for loading of asymmetric
[9nos
1x2000w asymmetric Metal halide flood light] on 180-210 degree
Rotation of Flood Lights towards working area……. Shamshabad
Junctions
(iv)
High Mast
SCOPE:
The scope of the specification covers the manufacture, transport installation; testing &
commissioning of the High Mast Tower complete with lighting system. Using Raising &
Lowering type Mechanism for easy maintenance of Luminaries from Ground Level.
High Mast tower includes the Civil Foundation Works.
APPLICABLE STANDARDS.
The following shall be the reference standards for manufacturing of High masts
including design consideration.
CODE NO
A) I.S.875 (PART-III)-1987
TITLE
Code and Practice for Design
loads.
B) I.L.E.TR-7; LATEST EDITION
Specification for Mast /Foundation.
C) BS5649, PART-7
Structural Stability.
D) BSEN 100025/100027
Mast Sections …Materials.Gr.50, BS -4360
Equivalent.
[Yield strength: 355 Mpa.
Tensile strength: 490- 630 Mpa;
Elongation:22%]
E) IS 2062
frame/Luminaries
For
Accessories,
Base
plate/Head
F) BIS 7280/5135 or IS.9595/4353
For Welding. Using MIG. Process.
G) BS 729/ IS0 1461
For Galvanizing.
H) IS1367
For Foundation Bolts. Using Gr.4.87 [Y.S.460
Mpa]
Structure:
The High Mast Structure shall be of continuously tapered Profile .Polygonal Cross
section [at least 20 sided above for 30M. Mast].The Mast structure should be pleasant
in appearance & designed for suitable wind loads as mentioned above. Mast structural
Life will be 25 years. Galvanizing life depends on Environmental condition Where
Mast will be installed; as mentioned in ILE.TR-7 as well as BS729. Minimum Life can
be considered as 5 years and after that as guided by ILE.TR-7 Methods of Protection
to be followed.
Construction
Mast sections should be mechanically formed and longitudinally welded [Depending
on Market availability of Standard Steel Manufacturers Steel Width] Longitudinal weld
more nos technically acceptable Internationally for meeting Larger diameter
requirement as per Mast design considerations..
There will not be any circumferential weld on particular sections.
Welding continuous [M.I.G] process to be used. The sections shall be constructed so
as to overlap each other by a minimum of 1.75 times the inside across flat diameter of
the female section & to be easily assembled on site by using simple tools w/o using
welding. The Manufacturer shall indicate in finished columns minim. Overlapping by
providing Indication Mark. Adequate care should be taken on Door Construction as
guided by BS5649.Part-7 – 1985. Base Plate/stiffener/Foundation holes should be also
to be checked considering longitudinal shear force/ Ground level Bending
Moment/Axial Load/ Torsional Moment.
Mast connection at Top with head frame will be through flange plates / fixing bolts
between Top of Mast / Bottom of Head frame structure. This will give strength for
connection for long duration.
Mast section at base will be connected with suitable stiffener/base plate of requisite
width. Base plate will have provision for fixing Foundation bolts.
Mast base section will have door provision for easy access of Winch/power tool
operation. As well as for electrical maintenance.
For attachment of Safety wires there will be two sets of M.S.PLATE connected AT
BASE SECTIONS [DIAGONALY OR 90 DEG.APART FROM DOOR]
Design Loading
The Mast sections shall be designed keeping in consideration on following:a) Design wind speed to be calculated based on Topography Factor/ Terrain
Category / Probability of Maxim wind speed [at least once in 25 years’ time.].i.e.
Risk Co-efficient Factor Guided w.r.t life of Structure.
Mast should be designed based on basic wind speed data as mentioned at 10m
level from IS875; Part-III; 1987. [ Basic Wind speed : 44m/s at 10m height to be
considered for design ]Also with respect to Height it should be calculated; for
compliance of Wind loads. As per Respective heights.
Using I.L.E.TR-7/IS875 formula for Calculation of Design Wind speed at 10m level
also for respective heights.
b). Luminaries Wind blockage for Particular arrangements /head frame /accessories
like Lantern Ring to be considered
c) The loads due to the weight of Columns/ Head frame/ winch load/ lantern ring/
luminaries arm assembly/luminaries loads.
d) Adequate care should be taken for base plate selection. Door size selection/
stiffeners selection.
e) Wind load factor/ Materials load factor to be considered as per ILE.TR-7 Guide
f) Ground level bending moment /Longitudinal shear force to be calculated not on
basis of Dynamic Pressure always on Equivalent- static Pressure.
g) Shape Factor / Response Factor to be considered based on Mast height / Mean
Hourly Wind speed/ Natural frequency [as per Manufacturer Guide line].
Response factor for Normal condition as well as For Deflection Calculation
should be as per Log Decrement Curve 0.001[Class-A] specified in ILE.TR-7.
h) Foundation design should be guided based on Soil bearing capacity of Site
i)
j)
k)
l)
m)
n)
o)
p)
locations/ Factor of safety
Check for Sliding should be > 2.0
Check for Over turning should be > 2.0
For concrete /reinforcement design should be as per IS875.
Minim. Depth 1.8m to be used irrespective of Mast heights/dead Load/ wind
load.
Concrete Columns will have always Rise from Respective Ground level Min.
300 mm.
A clear gap should be maintained between Top of Concrete Column / Bottom
most of Steel Mast for Ventilation purpose.
Mast + Foundation design should comply acceptance norms of
IS 875 for Wind load
ILE.TR-7 for Manufacturing.
Structural stability Compliance as required By ILE.TR-7 & confirmation as per
BS5649, Part-7
OTHER ACCESSORIES FOR HIGH MAST HEAD FRAME
M.S Fabricated hot dip galvanized housing; using IS2062 Steel grade; having facility
for accommodation of 3nos steel wires Pulleys in Upper Tier / 3nos Pulleys in lower
tier for Flat Cables. Pulleys are grooved suitably & extreme care has been taken to get
maxim facility of breaking capacity of steel wires. Also smaller diameter pulleys are
used for Electrical flat cable to avoid any unwanted loose grips /snaps while raising
up/lowering down.3 Compartments are placed on 120 degree apart for best balancing
facility of luminaries while movement of Raising/lowering. Further no chance of Unbalance. Head frame is having top canopy in Triphodal shape to protect entire Masts
from environmental condition.
Head frame covers are well protected from entry of birds / having provision for fixing
Lightning arrestor on the top of the Masts.
To Fix Lighting arrestor is mandatory for any High Mast Structures. Lightning Process
completes considering highest shaft as a carrier & it has got a provision for fixing Ear
thing point at the base of a Mast.
As per ILE. Guide line all luminaries will be protected; as such Height of the Lightning
arrestor should be minim. 1.2 m to cover [60 degree all along] of circular area.
LANTERN RING/ GUIDE RING
Unless required on special design normally a 3-point connection Circular ring of 1600
mm dia. is used. There is a provision for fixing of steel wires; also a guide ring is inbuilt which protects Mast surface while lowering down/ raising up mechanism. Lantern
ring are adequately designed using square tube of MS fabricated & 3 sections will be
joined at site. Lantern ring will safely accommodate 1000kgs dead load including
Luminaries/ Luminaries Arm assembly
In case arrangements of Luminaries / no of luminaries are more for Mobile application
of Mast we recommend use of Double ring assembly which is interconnected vertically
keeping minim. Spacing between the rings as 1200mm height. Interconnection of the
ring will be at site by using holding down square tube of MS Fabricated/ Hot dip
galvanized sections & interconnection will be by using “U” bolts.
LUMINAIRES ARM ASSEMBLY
Luminaries / cg box mounting arrangements we provide 900mm length MS Fabricated
hot dip galvanized luminaries arm assembly. Each arm can accommodate 2nos Twin
Flood light ups/down in the front of the assembly & necessary CGBOX can be
mounted in reverse side. Luminaries loading will be front side whereas Control gear
box will be in reverse side for balancing of load.
Maximum loading on Luminaries assembly is restricted for 450mm/ 900 mm length in
totality for Luminaries/ cg box maxim. 70kgs.
Suspension arrangements between lantern ring /winch through compensating
disc.
Suspension Wires arrangements
Suspension wire by using Steel wires of 3nos of 6mm dia. [As per AISI –316 Grade;
7x19 construction having tensile strength of 160-180kgf/sqmm.
Breaking load capacity: 2300kgf for 6mm wires we use.
Factor of Safety………….. Not less than 5.0.
Steel wires are connected at Lantern ring using adequate “D” shackle; recommended
with respect to diameter of wires. We use “Thimble “as base for end connections.
Other ends to compensating disc.
COMPENSATING DISC
A separator of MS Construction duly galvanized having provision for fixing 3nos
suspension wires on Upper deck at 120 degree apart. Also having provision of fixing
two nos. wires from Double drum winch. Further it has got a provision to connect
safety wires from Base of Mast. Both sides.
Shape/size is used for free movement of C/disc up to top of Mast. Normally when
Lantern carriage is at Mast Top; Compensating disc position will be just near Door
Location
Compensating Disc is mandatory as per I.L.E.TR-7.
Compensating disc allows holding of suspension wires in case of requirement of
dismantling of D/D Winch .by way of connecting to safety wires.
Safety Wires arrangements: We provide at base sections of mast diagonally on two
phases a provision of fixing holes. By way of attachment/welded properly with the mast
sections. Role of this provisional hole to attach safety wires one end & other end to the
bottom of compensating disc. This is a parallel arrangement instead of direct load on
winch always. Also helps system to remove winch from the system.
DOUBLE DRUM WINCH /STEEL WIRES ARRANGEMENTS
A self-Sustaining type Double Drum winch will be provided checking necessary Load
to be carried for lowering down/ raising up mechanism./maintenance cage operation.
Double drum winch is an item which needs a periodical check for lubricating items/
status of gear teeth. This needs at least 3 months interval checking. Even all
luminaries are at full glow condition winch needs operation to reset steel wires; which
might have shifted due to wind load changes frequently.
Due to its Self-sustaining arrangements it does not require any additional Mechanical
locking. It has a capacity to station lantern ring at any position in case Electrical Hoist
Motor is disengaged.
Material for Construction of Gears………High carbon steel/ Phosphor Bronze.
Gear Ratio………………………………………..53: 1.0[Self Lubricating]
Capacity [In terms of Safe working Load] ; 1200kgs.
Lubrication arrangements…………….………Self-lubricating in Oil baths.
Type of Lubricants………………………….…. Castrol EP-140/ Equiv.
Operating speed of Winch………………...…..180 R.P.M
Suitable Electrical Motor speed……………...1400 R.P.M
Method of Operation…………………………...Pendant Switch Control.
Capacity /Applied Load [Maxim]……………. Winch can be loaded max 80%.
Winch operation……………………………..….Manually by using Handle.
Electrically…. By Power tool
Operation Time………………………………….3M. Per Minutes.
Winch Wires/ Size……………………….……. .A pair of bobbins duly having provision of
fixing two nos steel wires.
Steel wires sizes recommended……………. Up to 1000 kg capacity[ 6mm]
[braking load capacity:2300kgf/sqmm]
For 1400 kg capacity[8mm]
[braking load capacity:3000kgf/sqmm]
ELECTRICAL HOIST CABLE
A PVC cable; PVC INSULATION COPPER CORE of normally 5corex 4 sq.mm
provided between Junction box attached to Lantern Ring/ base of the Masts.
Current carrying Capacity trailing cable purpose is minm.22 Amps.
Flat cables facilities rotation on minim. Space / no chance of loose gripping on pulleys
attached to head frame.
Each copper round cables of 5cx4sq.mm will be used as under;
1core…….. “R” Phase.
1 core………”Y” Phase.
1 core……….” B” Phase.
1 core……… Neutral.
1core……….. Earthing.
Each 5cx4 sq. mm copper cable can accommodate maxim. 9nos 1x1000 w flood
lights/ 6nos 2kw metal halide. Cable-socket: Round cable Base Ends will have one set
of suitable Socket for 5-pin [Male-Female] Socket suitable for 5cx4sq.mm PVC copper
Cable.
Junction Box :
A Suitable connecting device between luminaries/ Trailing cables. Incoming is always
trailing cable / Outgoing No. of ways to cater luminaries electrical connections. A MS
Fabricated IP-55 version Distribution board with suitable no. of out goings w.r.t
Luminaries will be provided.
a) 12 way. Or its’ Multiple depending On Luminaries Load on High mast
POWER TOOL ARRANGEMNTS[Built-in type]
This is a combination unit designed as per winch capacity. Power tool consists of 3phase 415volts; 50c/s supply .A gear box to match winch gear ratio & coupled with the
motor. A controlling unit for Rotation changes of motor with having provision of Torque
limiter; by way of using Electronic Circuits to provide Electrical Protection. A
minm.5Mts length control cables are used for using push button control from a safe
distance of Mast.
RANGE TO BE USED WITH MATCHING WINCH CAPACITY.
2.2 KW POWER TOOL………….FOR 1200 KGS. Dead Load on
Lantern Structure [30M Mast with 12nos 2kw Flood Light – Asymmetric
Loading
MANUAL HANDLE.
Each high mast for maintenance purpose needs initially to acclimatise a static winch
for a long time. There role of Manual handle to start movement of winch wires slowly
so that system comes in practice; then engage Power tool for faster operation. While
reaching at Mast Top Lantern carriage needs safe docking. Here again comfortable
docking is possible by the help of Manual handle. It is always recommended to use in
the beginning at least 0.5m.also at the end 0.5m with the help of Manual Handle.
ELECTRICAL DISTRIBUTION BOARD AT THE BASE OF MAST.
Wooden base board Non-Hygroscopic provided at the base of the mast near Mast
Door. This will have primarily a M.C.B comparing Lighting load of Mast. M.C.B will
terminate In-coming cables of Supplies./can be used as a local isolator for
maintenance work.
Combination of Female sockets which has been explained earlier ; also a 5-pin Power
socket for 3-phase Power tool operation
External Feeder Pillar Box[Near High Mast Location]
To have better control of adjacent mast/ In-coming supplies/making use of auto
switching for regular operation it is always recommended to provide an External
Control Panel, whose Out-going will be used as In-coming to Mast supplies. Timer
provision will be there for day to day operation Automatic against pre time set.
Substation:
This Project involves Outdoor Sub-Station which are distributed in various locations of
ORR. All these substation shall have technical specification which will be as under
SCOPE
These sub-stations shall be used for locations covering long distances & wide areas
where standby transformers are not installed. There use shall normally be restricted to
250KVA. They shall be preferred where Out door type D.P./S.P Structure. along with
connected control switchgear is proposed in open space.
Sub-station shall consist of double /Single pole structure with AB switch, pole mounted
Transformer up to 250KVA with all connection accessories, fitting & auxiliary
equipment as per Telangana State SPDCL specifications. The transformer’s L.T. side
shall be connected to L.T. Switchgear. The connection cables to consumer shall be
taken out from the L.T. switchgear (s).
Out Door Type Transformers
11kv/415v; 63/100/125/160 & 250KVA Out-door Type Transformer [Delta on
Primary side / Star Connection with Neutral on Secondary side
Technical Specifications Distribution Transformer
63KVA Out door type Transformer
Supply, transportation and delivery at site of 3 Phase, 50 Hz, oil immersed and
naturally cooled, outdoor type of 63 KVA CSP CRGO aluminum wound transformer
designed and manufactured as per APCPDCL specifications/IS 2026-1977 and 1st
filling of oil as per IS 335 of 1993, connected delta on primary side and Star on
secondary side with additional neutral brought out on load side, 1100V / (433V / 415V)
with HV tapping + or - 2.5% continuously rated for full load and temperature rise not
exceeding 50°C in oil and 55°C rise by the resistance of the winding after continuous
run on full load rating complete with the following standard mountings.
1. Rated KVA :
.63KVA
2. Service:
Outdoor r
3. Mounting :
Plinth.
4. Copper wound :
Aluminum.
5. Type :
Core.(CRGO)
6. Cooling :
ONAN
7. Temp .
Rise : 55⁰C.
8. Vector Group:
Dyn 11
9. Primary Connection : Delta
10. Primary Volts :
11000
11. Primary Frequency : 50
12.Primary Phases :
3
13. Primary wires:
3
14. Secondary connection : Star
15. Secondary Volts :
415 / 433V
16. Secondary phases :
3
17. Secondary wires:
4
18. Taps on primary winding for primary voltage variation : +7.5% to - 7.5% in steps of
2.5%,
19. Terminal arrangement.
a. HV: Bare Bushings / Cable end box
b. LV : Cable box
20. LV : One separate terminal for earthing.
20. No load losses (Watts): .As per IS specification
21. Load losses (Watts): ..As per IS specification
22. Impedance(Z%) : ......As per IS specification
100KVA Out door type Transformer
Supply, transportation and delivery at site of 3 Phase, 50 Hz, oil immersed and
naturally cooled, outdoor type of 100 KVA CSP CRGO aluminum wound transformer
designed and manufactured as per APCPDCL specifications/IS 2026-1977 and 1st
filling of oil as per IS 335 of 1993, connected delta on primary side and Star on
secondary side with additional neutral brought out on load side, 1100V / (433V / 415V)
with HV tapping + or - 2.5% continuously rated for full load and temperature rise not
exceeding 50°C in oil and 55°C rise by th resistance of the winding after continuous
run on full load rating complete with the following standard mountings.
1. Rated KVA :
100KVA
2. Service:
Outdoor r
3. Mounting :
Plinth.
4. Copper wound :
Aluminum.
5. Type :
Core.(CRGO)
6. Cooling :
ONAN
7. Temp .
Rise : 55⁰C.
8. Vector Group:
Dyn 11
9. Primary Connection : Delta
10. Primary Volts :
11000
11. Primary Frequency : 50
12.Primary Phases :
3
13. Primary wires:
3
14. Secondary connection : Star
15. Secondary Volts :
415 / 433V
16. Secondary phases :
3
17. Secondary wires:
4
18. Taps on primary winding for primary voltage variation : +7.5% to - 7.5% in steps of
2.5%,
19. Terminal arrangement.
a. HV: Bare Bushings / Cable end box
b. LV : Cable box
20. LV : One separate terminal for earthing.
20. No load losses (Watts): .As per IS specification
21. Load losses (Watts): ..As per IS specification
22. Impedance(Z%) :
.............As per IS specification
160KVA Out door type Transformer
Supply, transportation and delivery at site of 3 Phase, 50 Hz, oil immersed and
naturally cooled, outdoor type of 100 KVA CSP CRGO aluminum wound transformer
designed and manufactured as per APCPDCL specifications/IS 2026-1977 and 1st
filling of oil as per IS 335 of 1993, connected delta on primary side and Star on
secondary side with additional neutral brought out on load side, 1100V / (433V / 415V)
with HV tapping + or - 2.5% continuously rated for full load and temperature rise not
exceeding 50°C in oil and 55°C rise by th resistance of the winding after continuous
run on full load rating complete with the following standard mountings.
1. Rated KVA :
160KVA
2. Service:
Outdoor r
3. Mounting :
Plinth.
4. Copper wound :
Aluminum.
5. Type :
Core.(CRGO)
6. Cooling :
ONAN
7. Temp .
Rise : 55⁰C.
8. Vector Group:
Dyn 11
9. Primary Connection : Delta
10. Primary Volts :
11000
11. Primary Frequency : 50
12.Primary Phases :
3
13. Primary wires:
3
14. Secondary connection : Star
15. Secondary Volts :
415 / 433V
16. Secondary phases :
3
17. Secondary wires:
4
18. Taps on primary winding for primary voltage variation : +7.5% to - 7.5% in steps of
2.5%,
19. Terminal arrangement.
a. HV: Bare Bushings / Cable end box
b. LV : Cable box
20. LV : One separate terminal for earthing.
20. No load losses (Watts): .As per IS specification
21. Load losses (Watts): ..As per IS specification
22. Impedance(Z%) :
.............As per IS specification
Code & Standards:
 All equipment and material shall be designed manufactured and tested in
accordance with the latest applicable Indian Standard. IEC standard and CBIP
manuals except where modified and / or supplemented this specification. 

 Equipment and material confirming to any other standard, which ensures equal
or better quality, may be accepted. In such case copies of English version of the
standard adopted shall be submitted. 

 The Transformer offered shall in general comply with the latest issues including
amendments 
System Description:
The distribution transformers shall be installed at outdoor/indoor location along 11 kV
distribution networks, which consists of both underground and overhead network. The
HV winding would be connected to SFU/OCB/VCB of the ring main unit through 11 kV
(E) XLPE/PILC cable. LV winding would be connected to switch type Fuse section
pillar through 2 nos 1.1 kV 3.5c, 185 sq mm XLPE cable
Design Criteria:
The transformers shall be installed in hot, humid tropical atmosphere. All equipment
accessories and wiring shall be provided with tropical finish to prevent fungus growth
The transformers shall be capable of continuous operation of rated output under the
operating conditions of voltage and frequency variations as per statutory limits
governed by relevant Indian Standard and Electricity Act-2003 and its amendments
in force.
The transformer shall conform to best engineering practice.
The design material construction shall be such that to secure reliability,
economy, safe and convenient operation and shall include all specified or
unspecified incidental items necessary for similar equipment for convenient
working in every respect.
The transformers shall be capable of withstanding the short circuit stresses
due to terminal fault between phase to phase and phase to ground on one
winding with full voltage maintained on the other windings for a minimum
period of three seconds.
The transformers shall be free from annoying hum or vibration. The design
shall be such as not to cause any undesirable interference with radio or
communication circuits.
Atmospheric Condition: The equipment offered shall be suitable for
continuous satisfactory operation in following prevailing climatic conditions.
All three varieties of Transformers will be installed externally on Double Pole
Structure as per State Electricity Rules for Installation.
Specific Requirement
Requirement: 11000/433 Volt Oil immersed, 63/100/160/315 KVA double
wound, core type suitable for installation. Voltage Ratio: No load voltage
11000/433 volts within tolerance as stipulated in IS: 2026.
Rating: The transformer shall have a continuous rating as specified at any of the
specified tapping position and with the maximum temperature rise specified.
The rated KVA shall be the product of the rated voltage in kV, the corresponding
rated current and the phase factor 1.73. When the transformer is operated with
the rated primary voltage applied to the terminals of the primary winding, the
apparent power (kVA) at the terminals of the secondary winding, when carrying
the rated secondary current differs from rated kVA by an amount corresponding
to the regulation of the transformer and is the product of the actual secondary
voltage, the rated secondary current and phase factor 1.73.
System: 11000 volts A.C., 50 Hz supply, having non-effectively earthed neutral
(resistively earthed) system on H V side. The 11 kV systems shall have basic
insulation level of 36 kV for one minute / 95 kVp impulse and maximum fault
level of 26 kA. 433 Volts A.C, 50 Hz supply shall be rated for 1.1 kV grade and
basic insulation of 3 kV for one minute and 7.5 kV p impulse. The variations in
input and output supply shall be as per statutory variation governed by relevant
Indian Standard and Electricity Act-2003 with latest amendments in force. The
L.V. neutral shall be earthed solidly at each transformer substation. The
transformers will be connected in a system Consisting of both overhead and
underground mains
Temperature Rise: The maximum temperature rise at the specified maximum
continuous output shall not exceed 40ºC by thermometer in the hottest portion
of the oil or 50ºC measured by resistance of winding above ambient
temperature of 47ºC.
Type of Load: The transformer shall be suitable for carrying load within
temperature rise indicated in the Indian Standard specification IS: 6600 ‘Guide
for loading of oil immersed Transformer’.
Overloads: The transformers shall be suitable for carrying overload within
temperature rise indicated in IS: 6600 ‘Guide for Loading of oil immersed
Transformer’.
Connections: H.V. Delta and L.V Star connected with neutral brought out on the
secondary side for connection to earth; Vector group DYn11 of IS: 2026.
Tank
The transformer tank and cover shall be fabricated from robust M.S. plate steel
without pitting and shall have adequate thickness (Top cover 6 mm min., side
plates 5 mm min., Bottom plate 6 mm min.) with either external cooling tubes or
radiators as per purchaser’s requirement. The tank and cover shall be of welded
construction. All seams shall be welded and where practicable they shall be double
welded. All edges shall be double welded. The tank wall shall be reinforced by 2
withstand without any deformation the mechanical shock during transportation.
Detachable radiators shall be provided. The shut off valves for radiators should
be supplied if required by purchaser. All removable covers shall be provided
with weatherproof, hot oil resistant, resilient gaskets. The design shall be such
as to prevent any leakage of water into or oil from the tank.
The tank shall be subjected to a pressure test of 0.35 kg/cm2 with hot oil for 12
hours when the transformer is complete with all fittings. During the test average
oil temperature shall be maintained at 45ºC above Ambient temperature
throughout test period by circulating suitable current in H.V. winding and short
circuiting L.V. winding. There shall be no leakage of oil during or after the test.
Also there shall be no deflection at all when the pressure is removed. The
purchaser’s representative may be present during these tests for which advance
intimation shall be given. Otherwise, test Certificate shall be produced in
triplicate before dispatching the units.
The top cover of the tank shall be suitably sloped to facilitate water drain off and
shall be so designed as to facilitate lifting of the same, in case required, with
minimum disconnection of pipe work and accessories. Air release plugs shall be
provided on main tank top cover to cover entire area suitably.
Cleaning & Painting:
All steel surfaces shall be thoroughly cleaned by Sand blasting or chemical
agents, as required to produce a smooth surface free of scales, grease and rust.
The terminal surfaces in contact with insulating oil shall be painted with heat
resistant and insulating-Oil resistant paint, which shall not react nor be soluble in
the insulating liquid used.
The external surfaces, after cleaning, shall be given two coats of high quality
rust resisting primer as per IS: 2074 with latest amendments thereto followed by
two coats of weather resisting battleship poly urethane paint specially
recommended for transformer use
The paints shall be carefully selected to withstand tropical heat rain, and other
environmental effects. The paint shall not scale off or crinkle or be removed by
abrasion due to normal handling.
Sufficient quantity of touch up paint shall be furnished for application after
installation at site. Special care shall be taken by the manufacturer to ensure
against rusting of nuts, bolts and fittings during operation. All bushings and
current carrying parts shall be cleaned properly after final painting.
Cable Boxes
The transformer shall be fitted with suitable cable box on 11 kV side to terminate
one 11kV/ 3C Aluminum conductor XLPE/PILC cable up to 2x185 sq. mm. size
as per standards. The Bidder shall ensure the arrangement of H.T. Cable box so
as to prevent the ingress of moisture into the box due to rainwater directly falling
on the box. The cable box on H.T. side shall be of the split type with faces plain and
machined and fitted with Neo-k-Tex or similar quality cork sheet gasket and
complete with brass wiping gland to be mounted on separate split type gland plate
with nut-bolt arrangement and M.S. earthing clamp. The bushings of the cable box
shall be fitted with nuts & stem to take the cable cores without bending them. The
stem shall be of copper with copper nuts. The cross section of the connecting rods
shall be stated and shall be adequate for carrying the rated currents. On the HV
side the terminal rod shall have a diameter of not less than 12mm. The material of
connecting rod shall be copper. H. T. Cable support clamp should be provided to
avoid tension due to cable weight. The transformer shall be fitted with suitable LV
cable box having non-magnetic material gland plate with appropriate sized single
compression brass glands as per the attached drawing on LV side to terminate 1.1
kV /1C XLPE armored cable as mentioned herein below.
Terminal:
Primary:
12 kV Epoxy bushings as per IS: 2099 for heavily polluted atmosphere having
suitable diameter with nuts and check nuts for pad and platform mounted
transformer as per drawing. If required by purchaser, 12 kV Porcelain bushing as
per IS: 3347 for heavily polluted atmosphere having suitable diameter with nuts and
check nuts for pole mounted transformer.
Secondary:
Terminals shall be provided with 1.1 kV Epoxy bushings as per IS: 3347 for heavily
polluted atmosphere having fixed palm type connectors with suitable locking
arrangements to restrict the rotation of palm assembly. The palm shall be of copper
and stud of copper duly brazed at the joint. A suitable clamping arrangement shall
be provided so as to clamp the 1/C x 400mm2 XLPE /PVC cables as per the details
given here below for different size of the transformers.
Each clamp shall be detachable type with nut bolt arrangement for ease in
removal/replacement of LV cables. Epoxy bushings Clamp arrangement with
copper/brass terminal assembly is required.
Two holes of 13 mm diameter for long palm double hole lug with 2 nos. of ½ ” zinc
passivated bolts with suitable spring washers and hole spacing as per the drawing
to connect 1 no. of 400 sq. mm. 1C PVC/XLPE LV cable per phase with AL/CU
sockets. If required by purchaser, one hole of 20 mm diameter with 1 no. of ¾“ zinc
passivated bolts with suitable spring washers and hole spacing as per the drawing.
15 kV Epoxy bushings as per IS: 2099 for heavily polluted atmosphere having
fixed palm type connectors with suitable locking arrangements to restrict the
tension on bushing fixing. The palm shall be of copper. Both H.V. and L.V.
bushings of Epoxy cast resin shall have creep age corresponding to heavily
polluted atmosphere.
Oil
The necessary quantity of new transformer oil according to IS: 335 shall be
supplied & filled in the transformer tank up to a height above the minimum filling
mark of conservator tank.
The Supplier shall furnish the relevant technical particulars and test certificates
of the oil supplied. An additional 10% of the total quantity of oil required shall be
supplied loose along with the transformer.
Leakage of Oil: Suitable approved type of material such as “Neoprene” of RC 70
C grade which has an oil proof agent, as specified in IS: 1866 shall be provided
at all joints to prevent leakage of oil during continued operation or during
transportation.
Drying-Out: The transformer winding shall be thoroughly dried out & kept immersed in
oil to avoid any further drying out by the purchaser & to facilitate
immediate commissioning of the transformer on receipt.
Clamping of Leads: All leads from the coils to the terminals shall be suitably clamped
to prevent snagging and fouling with other parts and the tank.
Phase Marking: Phase markings as per IS: 2026 punched on small non-corrosion
metallic tags shall be permanently fixed for H.V. just below the cable
box or on some suitable removable part of the tank and above L.V.
Bushings. Phase markings tags shall be properly fixed with proper
alignment.
Core and Coil:
The transformer may be of core type. The core shall be built up with high grade,
non-aging, low loss, high permeability, grain oriented, cold-rolled silicon steel
laminations especially suitable for core material. The grade of core lamination
shall be premium grade M-OH or better quality with appropriate thickness. The
transformer shall be so designed as to have minimum humming noise.
The coils shall be manufactured from electrolytic copper conductor and fully
insulated for rated voltage. Copper for winding shall be purchased from ‘Original
Copper Manufacturer’ for the capacities from 250KVA and 315KVA. For 63KVA
to 160KVA, the aluminum coils shall be manufactured as per TSSPDCL
standards.
Insulating material shall be of proven design. The insulating material shall be
class `A' specified as per IS: 1271 with latest amendments thereto. Coils shall
be so insulated that impulse and power frequency voltage stresses are
minimum. Due consideration shall also be given to the fact that the transformers
will be connected at the end of 11kV and 433V overloaded feeders, in a
lightning prevalent area.
Coil assembly shall be suitably supported between adjacent sections by
insulating spacers and barriers. Bracing and other insulation used in assembly
of the winding shall be arranged to ensure a free circulation of the oil and to
reduce the hot spot of the winding.
All leads from the windings to the terminal board and bushings shall be rigidly
supported to prevent injury from vibration or short circuit stresses. Guide tube
shall be used wherever practicable.
The core and coil assembly shall be securely fixed in position so that no shifting
or deformation occurs during movement of transformer. The core and coil
assembly shall be capable of withstanding without injury, the thermal and
mechanical effects of short circuit at the terminals of any winding as per IS:
2026 with latest amendments thereto.
Insulation Level:
The transformer shall be designed to withstand the following.
Losses:
The transformer losses at 750 C and at normal tap without any positive tolerance shall
be as per IE Rules.
NOTE: These are maximum permissible values with no positive tolerance. The
maximum losses specified as above will be binding on the supplier and any unit, which
exceeds these losses, shall be rejected.
Percentage impedance
The % impedance at 750c temp. For 315 kVA transformer shall be 5%.
Regulation:
The regulation at 75º C at full load at unity and 0.8 power factor subject to the usual
tolerance as per IS: 2026 shall be specified in the bid
Over fluxing:
The transformer shall be suitable for over fluxing (due to combined effect of voltage
and frequency) up to 10% of any tapping without injurious heating at full load
conditions.I
Maximum efficiency:
The distribution transformer shall be designed so as to ensure that the maximum
efficiency of the transformer is at the loading above 60 % and the same shall be
verified during routine test failing which the same shall be liable for rejection.
C.T.’ s with accessories :
The current transformers of rating as specified below shall be provided on LV side of
the Transformer. C.T.’ s shall be mounted on L.V. Bushing & supported by Bakelite
sheet of adequate thickness affixed to main tank by nut-bolt arrangement. It shall be
possible to replace these C.T.s by removing fixing nuts of Bakelite sheets after
removal of L.T. cable from bus bar without disturbing L.T. Bushings.
SL. No.
Particulars
315KVA
1
Current Ratio
400/5 Amps
2
Class Of Accuracy
0.5
3
Burden
5 VA
4
Type
Resin Cast, Ring Type Suitable for Out-door use
The Secondary Terminals of the C.T.’s shall be brought out by using 2.5mm2
multicore, flexible copper cable (with colour coding, and ferrules at both ends) in
conduit to the sealable junction box which shall be located outside the Transformer
enclosure fixed at a suitable height. Similarly, three phase voltages shall be tapped
from the L.T bus bar and brought out in the junction box.
Fittings & Accessories:
The following accessories conforming to IS: 3639 shall be provided.
Oil conservator with drain plug, oil filling hole with blanking plate and oil level
indicator with minimum level marking. Conservator tank shall have capacity of
for storing 10% of total oil in main tank. Oil level indicator shall be so designed
that it indicates 10% to 90 % oil quantity in conservator tank. Normal level shall
be marked at 50% of oil level indicator.
Silica gel breather shall contain minimum 0.5 kg dehydrated silica gel for 315
kVA size. The Breather shall be connected with conservator with pipe having ¾”
diameter.
Pressure relief vent
Earthing terminals- 2
nos. Lifting lugs
Air release plug
Oil filling hole with plug
Oil drain outlet with sampling facility without valve at the bottom of the main tank
with plug or Oil drain outlet with Stainless steel full turn type valve along with
valve guard at the bottom of the main tank as per purchaser’s requirement
Oil filter inlet without valve and with plug or with Stainless steel full turn type
valve as per purchaser’s requirement.
Jacking lugs
Oil Temperature Indicator of Mercury in steel type with Maximum Temperature
Indicator, if required by purchaser.
Four nos. of unidirectional flat rollers to facilitate the rolling of transformer in the
direction parallel to the side where the terminals have been brought out.
LV cable frames with clamps to hold (as per the submitted drawing)
o One or Two nos. of 400 sq. mm, 1 core XLPE cable per phase for 250
kVA & 315 kVA transformer and if required by purchase, 1 no. of 240 sq.
mm. 3.5 C PVC cable.
The rating plate shall be as per the sample provided by the purchaser and shall
indicate particulars as may be specified including No load and Copper losses,
date of manufacture, order no. etc.
Tests:
 Routine Tests: Following tests shall constitute the routine test. 
All transformers or a part of the order quantity as may be desired by the
purchaser shall be subjected to routine tests as per IS: 2026. All results
obtained during the tests shall be furnished to the HGCL and TSSPDCL in
triplicate for approvals. 
Measurement of winding resistance. :Ratio, polarity and phase relationship.
Impedance voltage :No load losses and no load current : Load losses
Insulation resistance :Induced over voltage withstand test
Separate source voltage withstand test :Unbalance current test(unbalance current
should not be more than 2% of full load current in neutral at full load condition
Tests :
Impulse volage test: Temparature rise test , Short circuit test, heat run test.
The above tests may or may not be the part of the order but the offer shall
specify the cost of these tests, if any. 
The equipment offered shall be fully type tested as per the relevant
standards. In case the equipment of the type and design offered has
already been type tested, the bidder shall furnish the type test reports along
with the offer. 
Contract Drawing:
An outline drawing front (both primary and secondary sides) and End-elevation and
plan of the tank and terminal gear, where in the principal dimensions shall be given.
Typical general arrangement drawings of the windings with the details of the insulation
at each point and core construction of transformer.
Typical general arrangement drawing showing both primary and secondary sides and
End-Elevation and plan of the transformer.
All the above except the typical drawing shall be given by the particular drawing of the
transformer to be supplied
Conditions & Requirements:
Bidder must specifically confirm that the following will be complied with 20.1 HV and
LV bushings shall be on the opposite sides of the transformer main tank. HV bushing
shall be mounted at an angle perpendicular to the main tank.
Transformer shall be designed for 11 kV non-effectively earthed system.
Details in the Data-Sheet:
The bidder shall furnish the details of transformer in the data-sheet as attached
herewith.
Deviations:
The Bidders are not allowed to deviate from the principal requirements of the
Specifications.
However, the Bidder is required to submit with his bid in the relevant schedule a
detailed list of all deviations without any ambiguity. In the absence of a deviation list in
the deviation schedules, it is understood that such bid conforms to the Bid
Specifications.
Inspection:
 In respect of raw material such as core stampings, winding conductors,
insulating paper and oil, you shall use these materials manufactured/supplied by
standard manufacturers and furnish the manufacturers’ test certificate as well as
the proof of purchase from these manufacturers (excise gate pass) for
information of the company. The bidder shall furnish following documents along
with their offer in respect to the raw materials. 
Invoice of supplier, Manufacturers certificate, Packing list, Bill of landing.& Bill of
entry certificate by custom
GUARANTEE FOR THE TRANSFORMERS
 Guarantee period shall be 60 months from the date of commissioning. If any
transformer fails during this guarantee period, the supplier shall repair the same
at his cost at his 
works.
The supplier situated outside Hyderabad State shall have to establish suitable
andadequate arrangement for repairing and testing of failed transformer in
Karnataka State at his cost. This arrangement shall have to be continued up to
the completion date of guarantee period of supply of last lot.
General Distribution Board Specifications:
All MDB’s/ SDB’s/ DB’s should be provided with polythene/PVC plastic cover to
protect them from rust/damages, during execution of work till the work is actually
completed and handed over to the department.
The loose wire boxes/cable end boxes (adaptor boxes) shall be provided on the
various electrical boards to facilitate the termination of the wiring in the various
mountings. The boxes shall be of the same make as the DB’s as far as possible.
Wherever the company made cable end boxes are not available they shall be
neatly fabricated with 16 SWG CRCA sheet steel, duly powder coated, dust &
vermin proof and the front cover of MS sheet shall be with rubber gasket suitably
screwed or with 3mm thick phenolic laminated sheet of Hylam/ Formica instead of
MS sheet, as desired by the Engineer-in-charge. The length of such boxes shall be
same/or more as the width of the electrical switchboard. Such loose wire boxes are
deemed included in the scope of the work and no extra payment shall be made for
them.
All floor-mounted panels shall invariably be provided with 200mm height blank
cubicles at the bottom and shall be mounted on 75mmX75mmX6mm thick M.S.
channel on all the sides. It shall have a continuous earth bus of the same size and
material as the main phase running continuously along the length of the panel
extending on either side for earth connection.
The doors of all cubicle panels shall be hinged type including those of bus bar
chambers and cable Alleys. The locking shall be with chrome plated metal key
locks. All doors shall be earthed with copper conductor wire as approved by the
Engineer-in-charge.
All panels/DB’s shall be suitable for 50ºC ambient temperature.
The MCB should be of the same make as that of MCB DB’s. Contractor shall obtain
approval of the Engineer-in-charge before procurement of MCB DB’s. Cables and
wires will be connected to MCB’s through screw less connectors.
All model of modular accessories required for the work shall be got approved from the
Engineer-in-charge from among the approved makes. The base plate shall be
preferably in sheet steel or otherwise in unbreakable polycarbonate/ABS. The
cover plates shall be screw less type in shade approved by the Engineer-in-charge.
The MCCB’s shall be compatible for microprocessor based circuit breaker control
modules for reliable protection and accurate measurement. The rated Service
breaking capacity (kArms) shall be 100% of Ultimate breaking capacity (kArms). All
MCCB’s shall be current limiting type with features of load-line reversibility and
suitable for horizontal as well as vertical mounting without any de-rating.
MCCB’s shall be used with terminal spreaders and all terminals shall be shrouded to
avoid direct contact. Cables and wires will be connected to MCCB’s through screw
less connectors.
Mechanical Castle key interlock shall be provided between the incomer MCCB’s,
wherever two different incomer sources are provided in the panel, as per the
directions of the Engineer in charge. The same is deemed included in the scope of
work.
All measuring and indicating instruments shall be protected through fuses/ MCB’s and
isolating switches.
All work should be carried out as per drawings and specifications and as approved by
the “Engineer- in- Charge”.
L.T CABELS
1.
GENERAL
L.T. Cables shall be supplied, inspected, laid, tested and commissioned in
accordance with drawings, specifications, relevant Indian Standards, CPWD
specifications and cable manufacturer’s recommendations. The cable shall be
delivered at site in original drums with manufacturer’s name clearly written on
the drums. The recommendations of the cable manufacturer with regard to
jointing and sealing shall be strictly followed.
2.
MATERIALS
The LT Power cables shall be XLPE insulated PVC sheathed type aluminum
conductor armoured cable conforming to IS : 7098 : Part-I : 1988 with up-todate amendments and also PVC insulated copper conductor armoured cable
conforming to IS:1554 : Part I : 1988 whereas control cable shall be PVC
insulated copper conductor armoured/ unarmoured cable conforming to IS:
1554 : Part-I : 1988.
3.
INSTALLATION OF CABLES
Cables shall be laid directly in ground, pipes, masonry ducts, on cable tray,
surface of wall/ceiling etc. as indicated on drawings, BOQ and/or as per the
direction of Engineer-In-Charge. Cable laying shall be carried out as per CPWD
specifications.
4.
INSPECTION
All cables shall be inspected at site and checked for any damage during transit.
5.
JOINTS IN CABLES
The Contractor shall take care to see that the cables received at site are
apportioned to various locations in such a manner as to ensure maximum
utilisation and avoiding of cable joints. This apportioning shall be got approved
from Engineer-In-Charge before the cables are cut to lengths.
6.
LAYING CABLES IN GROUND
Cables shall be laid by skilled experienced workmen using adequate rollers to
minimize stretching of the cables. The cable drums shall be placed on jacks
before unwinding the cable. With great care it shall be unrolled on over wooden
rollers placed in trenches at intervals not exceeding 2 metres. Cables and other
accessories shall be laid as per CPWD specification and other relevant IS
codes. Cable shall not be laid in the same trench or alongside a water main.
At all changes in direction in horizontal and vertical planes, the cables shall be
bent smooth with a radius of bent not less than 12 times the diameter of cables.
Minimum 3 meter long loop shall be provided at both end of cable.
Distinguishing marks may be made on the cable ends for identifications of
phases. Insulation tapes of appropriate voltage and in red, yellow and blue
colours shall be wrapped just below the sockets for phase identifications.
PROTECTION OF CABLES
The cables shall be protected by bricks laid on the top layer of the sand for the
full length of underground cable. Where more than one cables is laid in the
same trench, the bricks shall cover all the cables and shall project a minimum of
approximately 80mm on either side of the cables. Cable under road crossings
and any other places subject to heavy traffic shall be protected by running them
through Hume Pipes of suitable size.
EXCAVATION & BACK FILL
All excavation and back fill required for the installation of the cables shall be
carried out by the Contractor in accordance with the drawings and requirements
laid down elsewhere. Trenches shall be dug true to line and grades. Back fill for
trenches shall be filled in layer not exceeding 150mm. Each layer shall be
properly rammed and consolidated before laying the next layer.
The Contractor shall restore all surface, roadways, sidewalks, kerbs wall or the
works cut by excavation to their original condition to the satisfaction of the
Engineer-In-Charge.
LAYING OF CABLES ON CABLE TRAY/SURFACE OF WALL / CEILING
Cable shall be laid on perforated M.S. Cable tray. Cables shall be properly
dressed before cable ties/clamps are fixed. Wherever cable tray is not
proposed, cables shall be fixed on surface of wall or ceiling slab by suitable MS
clamps/ saddles. Care shall be taken to avoid crossing of cable.
CABLES ON HANGERS OR RACKS
The Contractor shall provide and install all iron hangers racks or racks with die
cast cleats with all fixings, rag bolts or girder clamps or other specialist fixing as
required.
Where hangers or racks are to be fixed to wall sides, ceiling and other concrete
structures, the Contractor shall be responsible for cutting away, fixing and
grouting in rag bolts and making good.
The hangers or racks shall be designed to leave at least 25mm clearance
between the cables and the face to which it is fixed. Multiple hangers shall have
two or more fixing holes. All cables shall be saddled at not more than 150mm
centres. These shall be designed to keep provision of some spare capacity for
future development.
CABLES TAGS
Cable tags shall be made out of 2 mm thick aluminum sheets, each tag 1-1/2
inch in dia with one hole of 2.5mm dia, 6mm below the periphery. Cable
designations are to be punched with letter/number punches and the tags are to
be tied inside the panels beyond the glanding as well as below the glands at
cable entries. Trays tags are to be tied at all bends. On straight lengths, tags
shall be provided at every 5 metres.
TESTING OF CABLES
Prior to installation, burying of cables, following tests shall be carried out.
Insulation test between phases, phase & neutral, phase & earth for each length
of cable.
a.
Before laying.
b.
After laying.
c.
After jointing.
On completion of cable laying work, the following tests shall be conducted in the
presence of the Engineer-In-Charge.
a.
Insulation Resistance Test (Sectional and overall).
b.
Continuity Resistance Test.
c.
Earth Test.
All tests shall be carried out in accordance with relevant Indian Standard code
of practice and Indian Electricity Rules. The Contractor shall provide necessary
instruments, equipment’s and labour for conducting the above tests & shall bear
all expenses of conducting such tests.
PROTECTIVE EARTHING & LIGHTNING PROTECTION
Scope
The scope of work shall cover earthing stations, laying copper/GI earth strips and
connecting the power panels, DBs and switch boards.
Indian TNS system of earthing as shown on IS: 3043 shall be followed for the
entire installation under the scope.
All the non-current carrying metal parts of electrical installation shall be earthed
properly. All metal conduits, trunking, cable sheaths, switchgear, distribution fuse
boards, light fittings and all other parts made of metal shall be bonded together and
connected by means of specified earthing conductors to an efficient earthing
system. All earthing shall be in conformity with Indian Electricity Rules.
The Earthing System shall totally comprise the
following:-Earth Electrodes
Earthing Leads
Earth Conductors
Residual current earth leakage circuit breakers where applicable per IE rules
All three phase equipment shall have two separate and distinct body earths and
single phase equipment shall have a single body earth.
Standards
The following standards and rules shall be applicable:
1) IS: 3043 - 1966 Code of Practice for earthing.
2) Indian Electricity Act and Rules
All codes and standards mean the latest. Where not specified otherwise the
installation shall generally follow the Indian Standard Code of Practice or the British
Standard Code of Practice in the absence of Indian Standards.
Scheme:
Lightning Protection:
To cater for lightning protection of the complete roof structure made of steel
including the flood lighting system it has been proposed to provide for 1 no of 1200
mm long GI finial at top of each of the 22 light mast provided in the inner edge of
the roof and one no of 1200 mm long GI finial at the top of the alternate cable
supporting steel column on the outer edge of the roof structure. Thus there will be
44 finials, which will be interconnected through horizontal run of GI lightening
conductors of 20 mm x 3 mm GI tape both radially from inside to outside and
circumference on the outer edge. The complete steel structure should be
connected to the lightening system through horizontal conductors. 22nos down
conductors here been provided on the outer support column structure and
connected to the earth, thus GI plate earth and testing joints.
Body Earthing:
Body earthing of the sports lighting system is provided thus 4nos GI plate earth at
each of the sports lighting control room where the earthing is terminated in two
nos. of GI earth Busbars. Two sets of GI tape earthing of two no 50 mm X 6 mm GI
strip shall independently run from the sports lighting control up to the roof and
distribution board placed there. From distribution boards to individual fixture
earthing connection to be continued through 3 core power cables.
Earthling Material
Materials of which the protective system is composed shall be resistant to
corrosion or be adequately protected against corrosion. The material shall be as
specified in the schedule of quantities BOQ and shall comply with the following
requirements:
Galvanised Steel - Galvanized steel used shall be thoroughly protected against
corrosion by hot dipped Zinc coating. The material coating shall withstand the test
specified in IS 2309:1969.
The strips to be used shall be in maximum lengths available as manufactured
normally avoiding unnecessary joints.
Earth Stations
Plate Earthing Station
The earthing station shall be as shown on the approved working drawing. The
earth electrodes shall be 600 x 600 x 6 mm GI plate as required. The earth
resistance shall be maintained with a suitable soil treatment and watering
arrangement as per approved working shown on drawings or as directed at site.
Excavated soft soil shall be thoroughly mixed with 6 percent by weight of common
salt with 10 percent by weight of water and alternate layers of charcoal and filled in
the earth pit. Independent earth shall have same specification subject to meeting
the earthing value criterion for communication system.
The resistance of each earth station should not exceed 1 ohms.
The earth lead shall be connected to the earth plate through brass bolts as per
approved working drawings.
Number of Earth Stations
In all cases the relevant provision of rule 33, 61 & 67 of the Indian Electricity Rules
1956 as amended shall be complied with.
The number of stations shall be large enough to trip on over current largest MCCB
in the system
Metallic covers or supports of all medium or H.T. apparatus or conductors shall, in
all cases be connected to not less than two separate and distinct earth electrodes.
Location of Earth Electrode
The following guidelines shall be followed for locating the earth electrodes An earth
electrode shall not be situated less than 3 metres from any building. The
excavations for electrode shall not affect the column footings or foundations of the
buildings. Entrances, pavements and road ways shall not be used for locating the
earth electrode. In such cases electrode may be further away from the building.
The location of the earth electrode shall be such where the soil has reasonable
chance of remaining moist, as far as possible.
Method of Installing Watering Arrangement In the case of plate earth electrode, a
watering pipe of 50mm dia. of medium class G.I. Pipe shall be provided and
attached to the electrode. A funnel with mesh shall be provided at the top of this
pipe for watering the earth. The watering funnel attachment shall be housed in
masonry enclosure of not less than 1000 x 500 x 600 mm. A cast iron/M.S. frame
with cover having identity mode “EARTH” and having locking arrangement shall
be suitably embedded in the masonry enclosure.
Earth leads and connections
The strip earthing leads shall be connected to the Earth Electrode at one end and
to the main equipment at the other end. The earthing lead shall connect to the
earthing network in the installation.
Earth lead shall be bare copper or galvanised steel as specified with sizes shown
of on approved working drawings. Copper lead shall have a phosphor content of
not over 0.15 present. Galvanized steel buried in ground shall be protected with
bitumen and hessian wrap or polythene faced hessian and bitumen coating. At
road crossings necessary hume pipes or UPVC Pipes shall be laid. Earth lead run
on surface of wall or ceiling shall be fixed on saddles or wall so that the strip is at
least 8mm away from the wall surface.
All earth strips shall be jointed as follows:
Copper
: Copper riveting with 80mm fish plate and brazing
Galvanized
: Lap welding with 50mm minimum lap Steel: Overlay: not
less than 50 mm in all cases
Strip earthing leads shall be of copper/GI and as per specifications. The buried
strip earthing lead shall be in trench not less than 0.5 m deep. If conditions
necessitates use of more than one earthing lead, they shall be laid as widely
distributed as possible, preferably in a single straight trench or in a number of
trenches radiating from one point.
In the case of plate earth electrode, the earthing lead shall be securely bolted to
the plate with two bolts, nuts, check nuts and washers as required by IS
3043:1987. All materials used for connecting the earth lead with electrode shall
be GI in case of GI Pipe and GI plate earth electrodes or tinned brass in case of
Copper plate electrode.
Connection of Earthing Conductors.
Main earthing conductors shall be taken from the earth connections at the
substation to the earth bar at the main switch boards in the TN-S configuration
and the earth bar may also be directly earthed as in Indian TN-S.
Sub-mains earthing conductors shall run from the earth bar at the main switch
board to the sub distribution boards and to the final distribution boards. Loop
earthing conductors shall run from the final distribution boards and shall be
connected to any point on the main/sub-main earthing conductor, or its
distribution board.
Metal conduits, cable sheathing and armouring shall be earthed at the ends
adjacent to switch boards at which they originate, or otherwise at the
commencement of the run by an earth bonding conductor in effective electrical
contact with cable sheathing, switches, accessories, lighting fitting etc. shall be
effectively connected to the Loop Earthing Conductors. A metallic conduit shall
not be considered as the only protective earth conductor.
Point wiring for lights, fans, ceiling fans, exhaust fans, 5 A & 15A sockets and the
like and sub-main wiring, shall all have an earth continuity conductor (ECC) width
the same cross section and type of wires used, the minimum in this case being
2.5 sqmm copper.
Prohibited Connections.
Neutral conductor, sprinkler pipes, or pipes conveying gas, water, or inflammable
liquid, structural steel work, metallic enclosures, metallic conduits and lighting
protection system conductors shall not be used as a means of earthing an
installation or even as a link in an earthing system. However, these are to be
effectively earth booded.
Resistance to Earth.
No earth electrode shall have a greater ohmic resistance than 3 ohms as
measured by an approved earth testing apparatus. In rocky soil the resistance
may be up to 5 ohms. The electrical resistance measured between earth
connection at the main switchboard and any other point on the completed
installation shall be low enough to permit the passage of current necessary to
operate fuses or circuit breakers. The number of earth stations should be
increased to effectively achieve the tripping of the over current devices.
The clean earth shall be provided for communication system as per the values
prescribed by the relevant standards
Equipment earthing
All apparatus and equipment transmitting or utilising power shall be earthed as
per drawings. The earth continuity conductor may be drawn inside the conduit in
which case, it should be insulated.
Metallic conduit shall not be accepted as an earth continuity conductor. A
separate insulated/bare earth continuity conductor of size related to phase
conductor shall be provided. Non-metallic conduit shall have an insulated earth
continuity conductor of the same size as above. All metal junction and switch
boxes shall have an inside earth stud to which the earth conductor shall be
connected. The earth conductor shall be distinctly coloured (green) for easy
identification.
Armoured cables shall be earthed by 2 bonding earth connections to the
armouring at both the ends and the size of connection being as above. In multiple
cables entering a panel/DB, the cable joints shall be bonded together using a
bonding wire selected on the basis of the largest size of cable in the group. In the
case of unarmoured cable, an earth continuity conductor shall either be run
outside along the cable. 3-Ph. power panels and distribution boards shall have 2
distinct earth connections of the size correlated to the incoming cable size. In
case of 1-Ph. DB’s a single earth connection is adequate. Similarly for 3- Ph and
1-Ph. isolating switches there shall be 2 and 1 earth connections respectively,
sizes being correlated to the incoming cable.
3-Ph. motors and other 3-Ph. apparatus shall have 2 distinct earth connections of
size equal to incoming feeder size. For 1-Ph motor and 1-Ph apparatus, the single
earth connections shall be provided of the above size.
Artificial treatment of soil
If the earth resistance is too high and the multiple electrode earthing does not give
adequate low resistance to earth as specified in clause then the soil resistivity
immediately surrounding the earth electrodes shall be reduced by adding sodium
chloride, calcium chloride, sodium carbonate, salt and soft coke or charcoal in
suitable proportions.
Testing
The following earth resistance values shall be measured with an approved earth
megger and recorded. Each earthing station Earthing system as a whole Earth
continuity
GSM based Street Light Automation System:
A)
i).
Central
System Specification:
The Streetlight Control System with GSM Interface should have a
control station/ server
with two way communication using
GPRS/Ethernet
communication.
ii).
Street light Automation system should have dimmer option maximum up
to 50%.
iii).
Switching of up to 35 lamps per feeder pillar with load up to 63 Amp
continuous load consisting of LED/Fluorescent Tube Lights, HPSV
Lamps
and Halogen Lamps ( Dimming is available only for HID and LED
lamps)
Iv). The system should have a provision for remote and local operation with
a
three way selector switch.
Description
GSM/GPRS streetlight management system
specification:
CPU Controller
RS485 Communication module
Current Interface with 3 Phase Coil & Current
Leak Coils Set
Battery Module for CPU
Vandal Res Antenna
Suitable MCCB with Trip contact
Contactor Suitable to load set of 6 (5+1 No
dedicated for Neutral )
MCB, 2A, 220V AC, 4P
63 A MCCB’S 4 P for outgoing circuit to
Luminaires – 4 No’s
Auto / Manual selector switch Switch of
suitable rating
IP55 Rated Enclosure (14 G, CRCA,
(1050x600x250 mm)
Switch modules
Qty.
1
1
1
1
1
1
1
1
1
1
1
2
Set of 3 Toridal Auto Transformer
CTs (Cast Resin, Class 0.5, 100/5) - 3 nos.
Acrylic Sheet Shroud for bus bars
Surge Protector /Lightning arrestor
3 Phase – 4 Wire CT operated KWH meter
with RS 485
Timer Relay, delayed close SPNO
1
1
1
3
1
1
. 4 pole MCCB suitable for Positive Isolation with a Trip Contact
3 Pole Contactor with Aux Contact and 220 V AC Coil
. Controller with CPU with built-in flash RAM for persistent storage having
feature internal health monitoring & logging 2 analog inputs 1 digital
input
for photocell input Integrated GPRS for wireless communication with the
server over internet. Ethernet TCP/IP Port (Ethernet TCP/IP port for
wired
internet connection ), USB Port for Firmware Upgrade, CPU serves as a
WAN communications and data concentrator module Two-way
communication with the central server takes place via GPRS, SMS or
Ethernet Inbuilt Astro Timer Switch.
. Energy Meter
Aux relay for interposing the command to contactor from Controller
Class 1.0 Cast resin CTs for connecting the Energy meter
4P MCB for control supply
The earth conductor GI of size 25 X 3 mm
Panel Enclosure
The panel shall be wall mounting cubicle type with four supports to
accommodate 8 mm Bolts
Sheet steel thickness for complete enclosure to be 2 mm
Cable entry will be from bottom with a gland plate made of 3 mm sheet
steel
25 x 10 mm Aluminum bus bars for each phase and neutral
Bus bars shall be mounted on 130 mm long insulators
Control wiring shall be 1.5 sq. mm PVC insulated copper cable
CT wiring shall be 4 sq. mm PVC insulated copper cable
All control cables shall be ferruled at both ends as per drawing
Engraved Legend plates shall be provided for equipment designation
‘Danger’ plate shall be provided on the LT compartment
Panel shall be painted in Siemens Grey Paint, shade no. RAL7032
A transparent Acrylic Sheet Shroud shall be provided in the LT
compartment housing MCCB & Contactor.
Two earthings to be provided to the GSM switch. The earth conductor of
size 25 X 3 mm will be tapped from the nearest earth mat available.
(D)
i)
ii)
iv)
v)
MCB
Should be ISI mark as per IS 8828:96 and IEC 898 with short circuit
breaking capacity as 10 kA.
Should be classified as per application. B Curve in this case iii) Should
be suitable for Isolation
Should have positive contact indication
Let through energy should be of class 3
vi)
vii)
viii)
ix)
x)
xii)
Should have Low energy watt loss
Should offer Protection degree of IP 20
Should have grooved tunnel terminal
Should have captive screws
Should have an endurance of 20, 000 Number of operations when
energized
Resistance to electrical shocks (or dielectric withstand) should be 2.5
KV
Should have line load reversibility
(E)
MCCB
a)
i)
General
The circuit breakers shall comply with IEC60947.2 & IS 13947 part 2.
ii)
The breaking capacity performance certificates shall be available for category A to
the above mentioned standards. The test shall be carried out under the
breaking performance during the ultimate breaking capacity rating = 100% Icu.
Certificate for all the sequences should be available (sequence 1 mandatory).
xi)
iii)
All circuit breakers shall have a rated operational voltage of 600V AC
(50/60Hz).
iv)
The rated insulation voltage shall be 600V and 660V at 50/60 Hz. for low
breaking capacity and high breaking capacity MCCBs respectively.
There should be different levels of breaking capacities starting from
10kA upto 50kAfor flexibility in selection.
v)
vi)
viii)
The breaker shall be maintenance free and fully tropicalized. vii) It all
have 4 poles (switched neutral).
Production site organization shall be certified to comply with ISO 9001
standard.
b)
Construction
i)
Operating mechanism shall be of the quick make quick break type, with
the speed of operation independent of the operator, and mechanically
trip free from the operating handle so as to prevent the contacts from
being held closed against short-circuit and overload conditions. The
operating mechanism shall be constructed to operate all poles in a multipole breaker simultaneously during opening, closing and tripped
conditions.
It shall not require any external power supply to operate the tripping
mechanism.
The breakers shall be operated by a toggle which shall clearly indicate
the three fundamental positions ON, OFF and TRIPPED.
If required, the breaker will be equipped with rotary handles.
The breaking and extinction of the electrical arc shall be achieved by
means of non- welding contacts and an arc chute surrounding these
contacts.
ii)
iii)
iv)
v)
c)
Characteristics
i) The protection unit shall have Short circuit setting fixed at 10In +/- 20% as
specified in IEC 947 and IS13947 part2.
d)
Operation
i)
ii)
The electrical and mechanical endurance of the moulded-case circuit
breakers should be as defined by IEC 947-2 standard.
The moulded-case circuit breakers shall be equipped with a "push to
trip" button in front to test operation and the opening of the poles.
e) Options
i) Alarm contacts should be available for remote indication of circuit breaker
trip condition.
f)Installation
i) The circuit breaker should provide the flexibility of terminating line and load
from any direction. Manufacturers should test the circuit breaker for this
condition and requisite test certificate should be available. Phase barrier
should be provided as a standard feature.
F) Contactor
i)
ii)
iii)
iv)
v)
vi)
Should be conforming to IEC 60947-4-1, IS 13947 ii) No. of Poles – 3
Insulation Voltage – 690 V
Impulse withstand voltage (Uimp) – 8 KV
Should pick-up @ 85 – 110% of control voltage viii) Should drop @ 3060% of control voltage
Operating time – 15 to 35 ms
Suitable for switching HPSV Lamps (Very high in-rush considering the
Capacitance in HPSV)
vii)
The contactor should be designed and tested for at least 5, 000, 000
mechanical operations & 1, 000,000 electrical operations
viii)
Should be possible to inspect the contact wear and easy contact
replacement Should have Mechanical ON/OFF indicator
Should have provision for side mounted aux. Contacts
ix)
H. Controller
The CPU Controller shall be equipped with a 32 Bit processor capable of
running DSP, Microcontroller and Java applications, running on open-source
operating system
i.
The CPU module shall serve as a WAN communications and data
concentrator module. It shall be capable of two-way communication with the
central server takes place via GPRS,SMS ,Ethernet
ii.
ARM9 - 200 MIPS industrial controller with Linux® kernel.
iii.One USB 2.0 (12 MB/s) host port for Diagnostic purpose
i. Low voltage measurement inputs analog input 1 and analog input 2 (positive
voltage with respect to GND).
ii) 1 Digital Potential Free input..
iii) RJ-45 connector, 100 Mbps/10 Mbps, half & full duplex, functional insulated from
the secondary connections
iv) SMA connector for external GSM antenna. GSM900, GSM1800, GSM1900
v) 2x5 internally connected signals that are used for the Communication Bus.
vi) Use shielded twisted pair (2x2) cable. The AmpLight CPU can be connected to
any client module in the AmpLight System, e.g. AmpLight RS485, AmpLight
Switch. Double connections on the Communication Bus makes daisy-chaining of
the signals easy.
vii) Input voltage 205 V – 250 V AC (3P + N) Nominal voltage: 230 V AC, Nominal
frequency: 50/60 Hz
viii)Maximum system < 18 W, CPU and 830 mA on power consumption A-Bus (= 10
W) and 250 mA on USB
ix) Shall be able to control up to 1 Km or 35 Lamps.
x) Tri band GSM900/EGSM900, GSM1800, 1900 MHz. Compliant to GSM Phase
2/2+
xi) GPRS data downlink transfer: max 21.4 kbps Coding scheme: CS-1, CS-2, CS-3
and CS-4 PPP: Two protocols PAP (Password Authentication Protocol) and
CHAP (Challenge Handshake Authentication Protocol) Support of Packet
Switched Broadcast Control Channel (PBCCH)
xii) SMS MT, MO, CB, Text and PDU SMS storage: SIM card plus. Transmission of
SMS can alternatively be user defined
xiii) Relay outputs capable of handling over 1 A of power.
xiv) TUV certified product line confirming to the following EMC standards
a) 2006/95/EC,
b) Low Voltage Directive (LVD) 2004/108/EC,
c) EMC Directive 1999/5/EC,
d) R&TTE Directive 2002/95/EC,
e) RoHS Directive 2006/121/EC,
f) REACH directive UL 916
g) C22.2 No.205-M1983
h) FCC part 15 B & RSS132, issue1, RSS133, issue3 PTCRB
xv) Provision for USB Plug in EEPROM for programming
xvi) Storage Temperature of -40 deg. C to + 80 degree C and operating
temperature from -20 deg. C to + 60 degree CGM(T) HGCL
xvii Shall be able to Monitor the following:
1) Battery shutdown
2) Communication class availability
3) Over/under mains voltage (on every phase)
4) Mains power failure
5) Phase fault (only in multi phase mains networks)
6) Mains rated input for cabinet door detection
Photocell input for streetlight control
Monitoring GUI SCADA”
i) Shall be a reputed make with special functions required for the project
ii) Should have unlimited tags (as the expected no. of tags are expected to
touch 1 lac nos. or more
Should have unlimited number of control cabinets.
Should support standard databases .
iii) Should be OPC compliant
iv) Should have all the possibilities of protocols for future up gradation viz., IEC
60870-5-101/104, DNP3.0 etc
It should be possible to create reports, both as html pages or as Excel files.
Should have feature of creating Web Clients for future viewing
Should support API for third-party software integrations
DATA Transmission System:
The following options are to be considered:
1. By GPRS/Ethernet connectivity – Energy Meter reading at predefined time
periodically and same logged by the central server.
2. By direct polling by Central Station – the Central SCADA/ server will call up
each unit periodically and fetch details of metering from each location and
update its records with date and time. In this case all controllers will have
DATA enabled SIM from GSM service provider.
3. By continuous Connection with the field control units – this option enables the
central station to be always in touch with all field controllers and can keep on
logging at very frequent intervals. In this case all controllers will have GSM
modems with GPRS/EDGE communication capability provided by the GSM
service provider.
14.4 Location of CPU controller :
The Location of CPU controller have been categorized into the following three
categories:
i) a) Category I: The Location of CPU Controller in the outdoor kiosks would be
installed within the Feeder Pillar Control Panel/DB
i) This category is assumed / estimated to have a population of 60% of the
installations
ii) The CPU controller would be installed on wall by using Anchor Fasteners.
b) Category II: Location of CPU controller in the outdoor kiosks
i) This category is assumed / estimated to have a population of 30-35% of the
installations
ii) The CPU controller would be installed within the existing out door kiosk on
the existing PCC poles.
iii) It is envisaged that at some locations it may not be possible to install the
CPU controller within the existing fenced outdoor kiosk, in which case
the CPU controller would be installed near to the kiosk or a separate MS
Angle frame fabricated from 50 X 50 X 6 mm angle and grouted in
ground and the entire area would be suitably fenced.
c) Category III: Location of GSM switch in congested areas and Flood light
Masts
i) This category is assumed / estimated to have a population of 10-15% of
theinstallations
ii) The flood light masts may be connected to the street light circuit. iii) The
GSM switch would be installed in the indoor substations
d) High Mast: Falling in proximity of any of the above 3 categories
i) The flood-light masts may be connected to the GSM Switches on existing
circuits falling in any of the above categories
ii) Necessary modification need to be carried out to by-pass the existing highmast control panel
Supply and cabling:
1.The LV supply to the GSM switch will have Incoming cable size of 4 Core 50
sqmm( for 100 amp switch) and 4core 95 sqmm cable (for 200 amp switch)
XLPE cable and subsequent section of the street light mains shall be done
through 4 Core 25 sqmm XLPE cable.
2. The connections from Junction/fuse box to the Luminaries shall be done with 2.5
Sqmmmultistrand copper conductors.
Guard for Overvoltage Protection: This module shall provide Overvoltage
protection specifically for the CPU, capable of withstanding surge pulses up to ± 6
kV and burst pulses up to ± 4 kV. The module shall consist of four independent
protected mains rated channels which each have a built-in thermal protection,
Surge protection level ± 6 kV according to EN61000-4-5, Burst protection level ±
4 kV according to EN61000-4-4, Three mains rated phase (line) inputs: L1, L2
and L3 and shall be DIN Rail Mounted.
DIN Rail Battery:
The Battery module shall supply other modules with emergency power in the
event of power failure. All modules in the system shall incorporate RS485 based
communication technology used for both power supply and for direct
communication between the modules. This Battery module shall be installed
together with CPU module, and shall be recharged by the CPU.If the main power
fails, Battery shall instantaneously take over the power supply, enabling the CPU
module to store data and send a main power failure alarm to the central server
via GPRS/SMS before it shuts down safely.
Additional System Requirements:
The system shall generate power failure alarm or Individual Phase failure alarm
The system should able detect the panel door open condition and should notify the
user
The system shall support to integrate both analog and digital type of Photocell
The system shall allow configuring priority levels for commands (Eg. Fixed programs
, Manuel switching, twilight switching )
The system shall provide API for integrating with third party applications like SCADA
or ERP applications for basic monitoring and control.
The system shall provide facility for inventory management for luminaires
Web based management of the Lighting system
 It shall be possible to create a node hierarchy to reflect the geographical area
that is monitored and controlled by the system.
 All actions performed in the GUI are related to selected node and its child
nodes.
 It shall be possible to post messages on the GUI for the other users of the
web based management system.
 The GUI shall have a search box to search for nodes, boxes, modules,
meters and programs
 The GUI shall give an overview of the communication status of all the boxes
in the selected node tree.
 The GUI shall indicate the photocell history.
 It shall be possible in the GUI to manually operate the light for the selected
node tree to switch the light to ON, OFF
 The GUI shall indicate the light status for all the boxes of the selected node
tree.
 It shall be possible to set an operational mode for the boxes. The operational
modes shall be “operational”, “Installation”, “maintenance w/ alarm”, or
“maintenance w/o alarm”
 It shall be possible to generate an alarm overview, filtered on alarm severity,
alarm type, alarm state, alarm period.
Reporting
 It shall be possible to create reports, both as html pages or as Excel files.

It shall be possible generate an alarm report, filtered on alarm severity, alarm
type, alarm state, alarm period, no. of parent nodes.
 It shall be possible to generate a report on the meter readings.
 It shall be possible to generate a burn time report.
 It shall be possible to create an action report, based on modules, light
commands, report, alarm, photocell or light status.
 It shall be possible to create a lamp surveillance report for critical lamp failure,
preventive lamp replacement or failures before burning hours.
 It shall be possible to generate reports from Historical data available in
Lighting control system server for following:
o Switching operations
o Alarms/ Warning generated
o Run Time of Circuits
Programming
 It shall be possible to create programs based on a fixed time table.
 In the fixed time table program, it shall be possible to define ON and OFF
commands.
 It shall be possible to activate the fixed time table on a daily, weekly or
monthly basis
 It shall be possible to activate the fixed time table based on a time period;
from day/month to day/month. I
 It shall be possible to create programs based on a twilight table.
 It shall be possible to generate a twilight table based on a geographic location.
 It shall be possible to combine a twilight table with a primary and secondary
photocell.
 In the twilight table program, it shall be possible to define a Twilight table
sunrise offset
 In the twilight table program , it shall be possible to define a Twilight table
sunset offset
 In the twilight table program, it shall be possible to include ON and OFF
commands at fixed times between sunset and sunrise.
 In the twilight table program, it shall be possible to define a photocell event
delay for the primary and for the secondary photocell.
Software upgrade
It shall be possible to upgrade the software locally on the CPU using a USB stick.
It shall be possible to upgrade the software remotely through the webpage application.
Customers, permission groups and users
 It shall be possible to define “Customers” to limit access for users within these
“Customers” to only a part of the node tree.
 It shall be possible to define permission groups to define different levels of user
access.
 It shall be possible to design user accounts within customers, and assign a
permission group and a password to each user.
 It shall be possible to subscribe users to alarms via SMS or email.
 It shall be possible for a user to control ON, OFF
Control Room Application
 The streetlight automation system shall feature a map application that gives an
overview of all boxes on top of a street map or a satellite image.
 It shall be possible to visualize the light status of the boxes or the alarm status
of the boxes.
 It shall be possible to see the geo-location data of a selected box.
 It shall be possible to see the serial number of a selected box.
 It shall be possible to see the node of a selected box.
 It shall be possible to see the name of a selected box.









It shall be possible to see the communication status of a selected box.
It shall be possible to see the alarm status of a selected box.
It shall be possible to see the phone number of a selected box.
It shall be possible to see the communication status of the carriers of a selected
box.
It shall be possible to see the light status of a selected box.
It shall be possible to upload and view .jpg pictures of the box.
It shall be possible to set the Configurable communication class with Control
station / server:- Ethernet, GPRS or SMS
The following faults shall be displayed in alarms
o Under/over voltage detection
o Main breaker error
o Contactor fault
o Circuit breaker off
o Circuit phase errors (fuse, breaker, etc.)
o Main power failure
o Leakage to ground
o Manual switch activated
o Phase current out of range
o Control cabinet door open
o Flashing bulbs
o Bulb failures
o Low Power Factor
Communication failure with server
External Electrification works:
The external electrification works have to be carried out as per the standards in
consultation with TSSPDCL and Chief Electrical Inspector to Government of
Telangana, duly obtaining approval to the drawings and to have liaisoning such as
processing applications and obtaining estimate approvals including intimations and
executing them under exemption process and also during enegisation process. The
cost of liaisoning shall be considered as being included in the cost of items of work in
the Bill of Quantities.
Tests on Completion
Tests on Completion procedure shall be applied to the equipment, switch gear
comprising illumination including both external and internal electrification and power
cables after they are installed at the specified location, and adjusted and tested by
the Contractor.
Test on completion shall be conducted at two levels; test on completion for a portion
of works, and test on completion for the Works. The test on completion for a portion
of works shall be conducted for a group of equipment at a site that functions as a
subsystem and achieves part of the system functions. The unit of test shall be as
specified hereunder.
The test on completion for the Works shall be conducted for the whole of the
illumination system including the supporting switch gear. Overall system functions as
illumination system shall be tested.
The Contractor shall keep a clear record of all tests conducted. The record shall
include time, place, equipment, procedure, functions, persons attending, and faults
or problems encountered. The test results, even if they are not satisfactory, shall be
documented and submitted to the Employer’s Representative for review.
If permanent electric supply is available the Employer will provide electricity free
of charge to the Contractor for the purpose of conducting test on completion if
permanent electrical supply is available. Otherwise, the Contractor shall arrange
electricity, water and gas necessary for the test on completion.
The Contractor shall prepare or arrange the test apparatus and equipment,
temporary connection, testing software, test data, test vehicle, tools and other items
necessary for conducting test. The cost of such items shall be included in the cost of
test in the Pricing Document and no separate payment shall be made.
Plant and Equipment
In all cases where traffic is permitted to use the whole or a portion of the existing
road before the work is completed, all plant items and similar obstructions shall be
removed from the road at night, if at all possible. Otherwise, they shall be delineated
at night if they stay within 2 meters of the edge of the roadway by two red lights
suspended vertically from the point of obstruction nearest to the roadway. The lights
may be omitted in cases where there is permanent obstruction, such as trees less
than 2 meters from the edge of roadway and the plant or equipment are not closer to
the road than the permanent obstruction.
During the day, a red flag shall project beyond the extremity of all plant items (other
than vehicles) adjacent to the traffic lane
Vehicles
Vehicles that are used to carry out operations on the roadway and that are required
to travel slowly or to stop frequently shall be made as conspicuous as possible. This
shall be achieved by painting them in a distinctive colour or painting the rear portion
with diagonal stripes of a contrasting colour or providing flashing lights on the top of
the vehicle. They shall also have a plate on the rear side with the words "Slow
Moving"
Safety Plan
The Contractor shall prepare and submit a safety plan before the start of installation
work at site for approval of the Employer’s Representative. The safety plan shall
describe the precautions and measures to be followed by all members of the
Contractor including the staff of subcontractors to prevent accident during the work. It
shall also contain the emergency response measures in case of accident.
The Tenderer shall describe safety plan that the Tenderer intends to adopt for the
works at site in his Technical Proposal.
Operator's Manual
The Contractor shall prepare and submit operator’s manual to be used by the
operators belonging to traffic monitoring and control division during their daily
operation. The manual shall explain the procedure to log-on and log-off for duty
operator console and other procedures necessary for daily operation. In addition, the
manual shall describe the operating procedure of the Roadside Equipment. The
description shall be plain and concise in a step-by-step manner using illustrations
and photos as much as possible. The details of the internal mechanism are not
required in the manual. The manual shall also describe the action to be taken by
operator in exceptional cases. The description shall be limited to the operation of the
Equipment and system operation and the actions related to those events occurring
on the road are not required.
Likewise, the manual shall describe the actions to be taken when any of the
components comprising illumination becomes defective or malfunctions. Detail
manual and outline manual shall be provided
Workmanship
All equipment and components shall be new and shall be designed and
manufactured in the soundest manner, using materials most suited to the particular
services. All materials shall comply with the latest relevant authorized standards for
testing materials unless otherwise specified or permitted by the Employer’s
Representative. For the design of all equipment, it shall be considered to enable to
make ease of their maintenance work.
All workmanship shall be of the highest class throughout to ensure smooth and
vibration free operation under all possible operating conditions, and the design,
dimensions and materials of all parts shall be such that the stresses to which they
may be subjected shall not render them liable to distortion, undue wear, or damage
under the most severe conditions encountered in service.
All parts shall conform to the dimensions shown on the Employer’s Requirements –
Drawings and shall be built in accordance with approved drawings. All joints, datum
surfaces, and mating components shall be machined and all castings shall be spot
faced for nuts. All machined finishes shall be shown on the approved drawings. All
screws, bolts, studs & nuts and threads for pipe shall conform to the latest standards
of the International Organization for Standardization covering these components and
shall either all conform to the standards for metric sizes.
Nameplate
All equipment supplied under the Contract shall have a nameplate. The nameplate
shall indicate as a minimum, manufacturer’s name, model, type or make, serial
number, manufactured month and year. In addition, other information such as input
voltage, current, frequency, and complying standards may be described. Information
on the nameplate shall be printed or inscribed in indelible manner.
The nameplate shall be firmly attached to the cabinet at the suitable position by
screw, rivet or adhesive and shall not be easily removed.
Wind
All outdoor equipment and their support, individually and fully assembled and
installed as a whole, shall withstand an instantaneous wind velocity of at least 45
m/sec
Cable Identification
Cable and wire ends shall be prepared using only approved means which avoid
damage to conductors and shall be clearly and indelibly marked in accordance with
relevant diagrams for wiring up and circuit checking. Each cable shall have an
indelible label securely fixed near each end, giving its reference number in the cable
‘As-Built’ schedules.
Throughout the installation the arrangement of wire and terminal identities shall be
consistently followed and shall be as agreed with the Employer’s Representative.
Any phase wires in power circuits used for distribution other than 240/415V shall
have the phase voltage clearly marked at each end of the conductor.
SECTION -11
List of approved makes of Electrical materials to be used for the work providing
LED Street Lighting ON ORR Hyderabad.
S.No.
Materials
Make
1
Octagonal Poles
Bajaj / Valmont / TRANSRAIL.
2
High Mast poles
Bajaj / Valmont / TRANSRAIL.
3
LED street Lights
a).LUMINAIRE MAKE : Phillips / Osram/GE /
Crompton / VIN / Bajaj/Schreder .
b) LED MAKE : PHILIPS LUMILEDS / CREE /
NICHIA / OSRAM / SAMSUNG.
4
MCBS/Isolators/MCCBs
L&T / Schreder / Siemens.
5
MCB Distribution boards
L&T / Schreder / Siemens.
6
LT UG aluminum cables
Torrent / Universal / CCI / Unicab.
7
HT XLPE cables
Torrent / Universal / CCI / Unicab
8
Distribution Transformers
TSSPDCL approved make
9
Automatic Street Light
Schreder / L & T/ Siemens/
ABB/CROMPTON/Philips/Bajaj
Control System
10
Connectors
Elmex/ Connect well/ Raychem/ Andrew Yule
11
PVC FRLS / HFFR insulated
flexible Copper cable
Finolex / RR kabel
12
PVC conduit pipes
Sudhakar / Modi / Atul.with ISI marked
13
16 Gauge MS conduit pipe
NAI / Bharath / GB. with ISI marked
14
A.B. Switch/H.G. Fuse
Set/Lightning
arrestor/Insulators
TSSPDCL approved make
15
GI pipes
TATA/JINDAL with ISI marked
16
L.T. 3phase Digital
multifunction energy meter with
3 lines LCD display for
measuring all the parameters
(voltage / Current / Power /
frequency / power factor / kw /
kwh / KVAR/ KVARH/)
CONZERVE / ELMEASURE / LEGRAND / MECO
/ HPL MAKE.
17
HT termination kits
Reychem/M seal/Denson/Multy
18
HDPE pipes
Dura Line (Dura guard) or its equivalent make
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
Design, Supply, Installation, Testing, Commissioning, of illumination to the
Outer Ring Road, Hyderabad for the Main Carriage Way/ Inter changes/
Junctions/Service Roads and Under Pass areas from Gachibowli to
Shamshabad in the state of Telangana, India being taken up with loan
assistance of Japan International Cooperation Agency under Phase-2
program and Operation & Maintenance of illumination with connected switch
gear for a period of Five years from date of Operational Acceptance
Certificate being taken up with HGCL Funds
(Tender Notice No. 4/CGM(T)/HGCL/DGM-I/Street lighting/2014-15)
(Special conditions for O&M)
SECTION-12
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
SECTION-12
ESSENTIAL CONDITIONS FOR O&M STREET LIGHTING WORKS:-
1.
Operation & maintenance shall be for period of 5 years from the date of successful
commissioning of the project is dammed to be included in the prices quoted by the
bidder. No extra amount shall be payable to the contractor on account of O&M.
2.
The contractor shall be paid for O&M on quarterly basis shown under special
conditions.
3.
The O&M shall necessarily mean managing all kind of day to day operations (switching
on, change over and switching off) and maintenance of entire street lighting system
including supply of all kind of materials, painting etc. Contractor shall arrange qualified
man power, tools & tackles, equipment’s, spares, statutory clearances etc. without any
extra cost implications to the client. O&M staff shall work as per the instructions of the
Engineer.
4.
The contractor shall depute qualified Electrical engineer cum supervisor having
minimum 5 years of relevant experience Wireman, helpers in adequate numbers to
meet the requirement of O&M. The contractor shall engage only license holder
electricians and wireman. Necessary safety equipment shall be provided by the
contractor to his employees/Staff.
5.
The Contractor shall have to give the list of names of the personnel to be engaged for
the work with their pass port size photographs, certificates & qualifications proof etc.
The list will have to be updated once in every six months.
6.
The Contractor shall fulfil all provision under various acts like contract labour act,
minimum wages act, workman compensation act, Indian Electricity act etc. as
applicable to such work. Any financial implication arising due to breach of any act shall
be fully borne by the contractor. The contractor shall also be liable to pay service tax or
any other taxes to Govt. for carrying out the O&M work.
7.
The Contractor shall deploy adequate numbers of mobile ladders/cranes of suitable
heights for O&M purpose.
8.
The lighting fixtures which are out of order shall have to be repaired within 48 hours.
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
However for critical locations as defined by the Engineer, corrective actions need to be
taken up with in 24hours. In case of any electrical shock/ emergency/theft, The
Contractor shall attend the same immediately and inform to the Engineer. The
Contractor shall also lodge police compliant, if required. The Contractor shall be fully
responsible for any damage and /or loss of life, accident occurring during the work.
9.
All required maintenance spares such as time switch, contactors, wires, cables,
junction box, cable jointing kits, hard ware, all kinds of T&P etc. shall be in the scope of
supply of the contractor. HGCL shall not provide any materials at all. The Contractor
shall be required to maintain good aesthetics of the equipment’s like poles, brackets,
SLFP etc.
10.
The Contractor shall provide office accommodation with communication to his
engineers/Supervisors. The Maintenance staff of the contractor shall be available
round the clock on all days including holidays/Sundays.
11.
After successful completion of 5 years of O&M period, The Contractor needs to hand
over the complete installation to the Engineer in good working condition. At the time of
handing over, The Contractor needs to submit complete item wise inventory as given in
the priced BOM format at the time of Bid submission.
12.
To watch the day to day functioning of LED road way lighting over the ORR and to
maintain day to day power consumption record.
13.
To attend the day to day complaints as per the routine maintenance schedule and to
see that there should not be any dark spot at any place over the ORR.
14.
To attend day to watch over the feeder pillar panels and to see that there should not be
any loose connections and any problem noticed with MCBs/MCCBs/relays should be
attended immediately.
15.
To attend the day to day inspection of pole junction boxes and to see that there should
not be any loose connections and any problem noticed with MCBs/Run of
mains/connectors
should
be
attended
immediately.
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
16.
To keep patrol vehicle along with O&M staff as per the specifications of the agreement
17.
on shift duties so as keep ORR lighting in to work in condition at all times.
To pour the water in to the earth pits at the transformer yards, feeder pillar panels, pole
junction boxes including D.P. Structure and to see that earth resistance is maintained
as per the IE rules and there should not be any earth fault at any place.
18.
To coordinate with civil O&M agency and Toll agency and to see that there should not
be any power supply interruptions and to attend the complaints noticed by the both civil
O&M agency and Toll agency immediately.
19.
To coordinate with TSSPDCL and to see that there should not be any power supply
interruptions and to attend the complaints noticed by the TSSPDCL immediately..
20.
To coordinate with TSCEIG authorities during their inspections and to see that there all
observations have to be attended as per IE rules immediately and necessary
compliance report have to be furnished through Licensed Electrical Contractor under
21.
intimation to the both The Engineer and HGCL.
To attend the replacement of worn out HG fuses at the Transformer yards during the
interruption of power supply shown under service levels.
22.
To conduct periodical check over the underground cable over the both main carriage
way and service roads and to test IR values and to see that there should not be any
cable failures and cable end terminations.
23.
To maintain record over the time to time glowing period of the LED lighting through sub
subsisting GSM based automation system and to intimate the same to the Engineer
and HGCL.
24.
To watch the performance of the GSM based automation system in consultation with
manufacturers and to attend the rectifications time to time and to see that there should
not be any break down of GSM based automation system at any time.
25.
To take all precautionary measures during the natural calamities such as heavy rains
etc and there should not be any interruption of illumination over the both main carriage
way and service roads.
26.
To ensure that only genuine and good quality with ISI marked of materials are used
during the course of replacement of worn out parts and break downs.
27.
To keep the crane with skilled operator and to see that there should not be any traffic
hindrance during the break downs and necessary road safety precautions have to be
followed in consultation with civil O&M agency and Toll agency.
28.
To keep sufficient stock of required electrical consumables at the site stores so to
avoid all possible delays in attending the complaints.
29.
To coordinate with both civil police and traffic police and to see that there should not be
any power supply interruptions and to attend the complaints noticed by the both civil
police and traffic police immediately.
30.
To arrange necessary temporary illumination arrangements with generator with
required staff during unavoidable circumstances with in no time.
31.
To coordinate with both Urban Forestry and Horticulture staff and to see that there
should not be any power supply interruptions to the pump sets & water supply and to
attend the complaints noticed by the both Urban Forestry and Horticulture staff
immediately.
32.
To check the poles periodically and to see that there should not be any corrosion is
noticed over the poles and necessary anti corrosion process have to be taken up
immediately.
33.
To check the Feeder pillar panels periodically and to see that there should not be any
corrosion is noticed over the poles and necessary anti corrosion process have to be
taken up immediately.
34.
To check over the High Mast poles periodically and to see that there should not be any
defect is noticed over the poles and necessary rectifications have to be taken up
immediately.
35.
To check over the Metal halide lighting regularly and to see that there should not be
any
illumination
interruption
is
noticed
at
any
time
and
necessary
rectifications/replacements have to be taken up with in no time.
36.
To arrange periodical inspection of transformers and to attend oil filtration top up the oil
level and replacement of silica gel breather and to see that required IR values are
maintained.
37.
It is the complete responsibility of the agency to keep the stand by transformers during
the exigencies and to maintain the uninterrupted power supply.
38.
To furnish the day to day record, periodical checks record to the Engineer and HGCL
during their inspections and to obtain their counter signatures in token of verification.
No payment can be considered in the absence of above record.
39.
It is the complete responsibility of the agency to interact with local authorities and pay
necessary charges to wards ESI and PF contributions regularly and No payment can
be considered in the absence of above record.
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
Design, Supply, Installation, Testing, Commissioning, of illumination to the
Outer Ring Road, Hyderabad for the Main Carriage Way/ Inter changes/
Junctions/Service Roads and Under Pass areas from Gachibowli to
Shamshabad in the state of Telangana, India being taken up with loan
assistance of Japan International Cooperation Agency under Phase-2
program and Operation & Maintenance of illumination with connected switch
gear for a period of Five years from date of Operational Acceptance
Certificate being taken up with HGCL Funds
(Tender Notice No. 4/CGM(T)/HGCL/DGM-I/Street lighting/2014-15)
SECTION-13
(Special conditions for Payment)
239
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
SECTION-13
1)
The quoted rate is for finished item of work shall be inclusive of all taxes,
transportation, labour, etc.
Payment in respect of Supply, Installation, Testing & Commissioning (Part-A):
2)
The payment during execution of the works will be considered for finished item of
work as against each item of work as under.
(a) If the quoted rate for O&M (Part-B) is more than 5% of the Contract Value
(Part-A + Part-B), the payment will be made at quoted rates.
(b) If the quoted rate for O&M (Part-B) is less than 5% of the Contract Value
(Part-A + Part-B), the payment will be restricted to 95% of the quoted rates.
(c) The withheld amount as per condition (b) above will be released after expiry
of Defects Liability Period.
Payment in respect of O&M Works (Part-B):
3)
The payment during O&M will be considered as under after successful completion
of each quarter subject to fulfillment of service level requirements. In case of
deficiencies in service levels, the penalties will be levied as stipulated and the
balance amount will be considered for payment.
Period
During first 2 (Two) years
rd
During 3
Year
th
During 4 Year
th
During 5 Year
Payment
3% of O&M Contract Price (Part-B) per
each quarter
5% of O&M Contract Price (Part-B) per
each quarter
6% of O&M Contract Price (Part-B) per
each quarter
8% of O&M Contract Price (Part-B)
per each quarter
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
Design, Supply, Installation, Testing, Commissioning, of illumination to the
Outer Ring Road, Hyderabad for the Main Carriage Way/ Inter changes/
Junctions/Service Roads and Under Pass areas from Gachibowli to
Shamshabad in the state of Telangana, India being taken up with loan
assistance of Japan International Cooperation Agency under Phase-2
program and Operation & Maintenance of illumination with connected switch
gear for a period of Five years from date of Operational Acceptance
Certificate being taken up with HGCL Funds
(Tender Notice No. 4/CGM(T)/HGCL/DGM-I/Street lighting/2014-15)
SECTION-14
Service levels
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
SECTION-14
Service Level Requirements
Service level means the operation and maintenance services delivery criteria
established for the services specified in service level table. The purpose of Service
Levels specified in the Service Levels Tables is to clearly define the levels of service
which shall be provided by the Contractor to HGCL during O&M period i.e. Five
Years from the date of Operational Acceptance Certificate. The service level
parameters mentioned in the service level table shall be measured on a quarterly
basis as per the individual service level parameter requirements, through appropriate
service level measurement tool. Measurement of service levels for illumination
systems shall be automatic using reports from appropriate management tool like
GPRS. Measurement of Service Level parameters will be carried out on cumulative
basis in a quarter. Non meeting service levels would attract a penalty for every hour
of downtime beyond the downtime permissible. The Contractor needs to ensure that
the service levels as per service level table is being compiled. Contractor needs to
submit service level report along with the quarterly payment invoice. in the event the
service level is not achieved, service level penalty as applicable on the quarterly
payment would be charged as per Service Level Table.
If the level of required performance of the system/services is degraded significantly
at any time during the Operation and Maintenance Period, the Contractor shall rectify
the situation to the satisfaction of the Employer, failing which the Employer may
exercise his right under the Conditions of Contract.
The Contractor and HGCL shall regularly review the performance of the services
being provided by the Contractor and the effectiveness of these Service Levels. The
Contractor is responsible for development and implementation of appropriate
management tools like GPRS which shall be basis for all project reviews.
The Tender shall report down time that is not attributable to the Contractor, such as
public communication failure or thunderbolt to The Employer within three (3) days
after the failure. The Employer shall assess the downtime and permit the Tender to
consider downtime for the calculation of service level.
Service Levels Review Process
Either Employer or Contractor may raise an issue by documenting the business or
technical problem, which presents a reasonably objective summary of both points of
view and identifies specific points of disagreement with possible solutions.
o A meeting or conference call will be conducted to resolve the issue in a timely
manner. The documented issues will be distributed to the participants at least
24 hours prior to the discussion if the issue is not an emergency requiring
immediate attention.
Hyderabad Growth Corridor Limited
ORR/JICA2/Pkg 1/Vol III
o The Employer and the Contractor shall develop an interim solution, if required,
and subsequently the permanent solution for the problem at hand. The
Contractor will then communicate the resolution to all interested parties.
o In case the issue is still unresolved, the arbitration procedures described in the
Conditions of Contract Part II Conditions of Particular Applications will be
applicable.
Service Level Penalties
The total deduction should not exceed 20% of the Quarterly Billing Value (QBV).
o Three consecutive quarterly deductions of more than 20% of the applicable fee
on account of any reasons will be deemed to be an event of default and
termination.
o The certifications would be obtained by the Contractor latest by end of Third
Quarter of the Operations phase failing which the subsequent QBVs will deferred
till the certifications is obtained.
o In the event of any of the above happening, it shall be governed by terms &
conditions defined in this Tender Document
Operation and Maintenance Intervention Service Levels
Criteria
/ Extent
(% of
Sl.
No.
Defects
1
External
Electrification
sub
section
length)
Time
Allowe
d to
Penalty to
be levied per
incident if
Treatment / Action
Type of
Maintenanc
e
Comple not attended
te the
in scheduled
work
time
Replacement with new
one
Urgent
Rs 1000/6 Hours per
hour/location
Rs 1000/6 Hours per hour
Rs 1000/6 Hours per
hour/location
1.1
HG fuse burnt
out
Any
1.2
Cable burnt out
Any
Replacement with new
one
Urgent
1.3
A.B. Switch not
working
Any
Immediate repairs
Urgent
1.4
HT/LT meter
not working
Any
To inform TSSPDCL
for rectification
Routine
Any
To inform TSSPDCL
and manufacturer of
Transformer for
permanent restoration
and to provide hired
transformer for
temporary restoration
Urgent
3 Days
Rs 5000/
Per
Day/location
Any
Permanent restoration
and Replacing the
damaged poles
Urgent
3 Days
Rs 5000/
per
Day/location
Any
Permanent restoration
and Replacing the
damaged poles
Immediate
/
Urgent
3 days
Rs 5000/ per
Day/location
1.5
2.
2.1
3
3.1
4
Failure of
Transformer
High Mast
poles &
Octagonal poles
Damage of
Octagonal
poles/High mast
poles
Feeder pillar
panels
Damaged of
Feeder pillar
panels
MCCBs/MCBs
4.1
Damage of
Any
MCCBs/MCBs
5.
UG cables
5.1
Cable failure
Immediate
Urgent
6 Hours Rs 1000/-
repairs/Replacement
Any
Replacement with new
per day
Urgent
6 Hours Rs 1000/-
one
5.2
Glands failure
Any
5.3
Lugs burnt out
Any
6
Earthing
6.1
Earthing failures Any
6.2
GI strip failures Any
7.
Power supply
failures
8.
GSM based
automation
system
8.1
Monitoring of
automation
8.2
Automation
system failures
9.
Illumination
9.1
Illumination
9.2
Illumination
levels
Any
per hour
Permanent restoration
and Replacing the
damaged poles
Permanent restoration
and Replacing the
damaged poles
Immediate
/
Urgent
Immediate
/
Urgent
Permanent restoration
and Replacing the
damaged parts
Permanent restoration
Immediate
/
Urgent
Immediate
and Replacing the
damaged parts
Immediate restoration
and Replacing the
damaged parts
/
Urgent
Immediate
/
Urgent
6 hours
6 hours
Rs 1000/ per
hour
Routine
Daily
Rs 1000/ per
day
Urgent
6 hours
Rs 1000/ per
hour
Immediate
/
Urgent
Daily
Rs 1000/ per
day
6 hours
Rs 1000/ per
hour
6 hours
Rs 1000/ per
hour
6 hours
Rs 1000/ per
Hour
Rs 1000/ per
To monitor day to day
Any
operation of the system
and to furnish data
Any
Any
Any
To repair/replace faulty
components and to
upkeep the system in to
working condition
To maintain at least
98% glowing of LED
luminaires
To maintain minimum
30 Lux level on main
carriageway and 20 Lux
on service roads
Routine
Daily
hour
Rs 1000/ per
day