Oil India Limited
(A Govt. of India Enterprise)
P.O. Duliajan – 786602, Assam
Telephone No. (91-374) 2800491
Fax No: (91-374) 2800533
Email: materials@oilindia.in ; erp_mm@oilindia.in
Tender No.
: SDG7811P13/09
Tender Fee
Bid Security
: INR
4,500.00
: Applicable
Bidding Type
: SINGLE STAGE TWO BID SYSTEM
Bid Closing on
Bid Opening on
: As mentioned in the Basic Data of the tender in OIL’s e-portal.
: As mentioned in the Basic Data of the tender in OIL’s e-portal.
Performance Guarantee
: Applicable
OR
USD
100.00
OIL INDIA LIMITED invites Global Tenders for items detailed below:
Material Description
Item No. /
QTY.
Mat. Code
2
10
Supply, Installation, Testing and Commissioning of 50 KVA Natural Gas
OC000242 Engine driven Generating sets with Acoustic Enclosure as per the
following Annexure:
UOM
Nos.
a) Detailed specification – Annexure - I.
b) Bid Rejection Criteria (BRC) and Bid Evaluation Criteria – Annexure-II.
c) Technical & Commercial Check list vide Annexure- III
Special Notes :
1.0 The tender will be governed by “General Terms & Conditions” for e-Procurement as per Booklet No.
MM/GLOBAL/E-01/2005 for E-procurement (ICB Tenders) including Amendments & Addendum to
“General Terms & Conditions” for e-Procurement.
2.0 Technical Check list and Commercial Check list are furnished vide Annexure – III. Please ensure that
both the check lists are properly filled up and uploaded along with Technical bid.
3.0 The item qualifies for Nil duty / Deemed Export benefits. For Deemed Export benefits, please refer
Addendum to the General terms and conditions for Global tender.
Tender No. SDG7811P13/09
Page 1 of 29
4.0 Please note that all tender forms and supporting documents are to be submitted through OIL’s eProcurement site only except following documents which are to be submitted manually in sealed envelope
super scribed with tender no. and due date to The Head Materials, Materials Department, Oil India
Limited, Duliajan- 786602, Assam on or before the Bid Closing Date and Time mentioned in the Tender.
a) Original Bid Security.
b) Details Catalogue and any other document which have been specified to be submitted in
original.
5.0
In case of SINGLE STAGE-TWO BID SYSTEM, bidders shall prepare the “Techno-Commercial
Unpriced Bid” and “Priced Bid” separately and shall upload through electronic form in the OIL’s e-Tender
portal within the Bid Closing Date and Time stipulated in the e-Tender. The “Techno-Commercial Unpriced
Bid” shall contain all techno-commercial details except the prices which shall be kept blank and to be
uploaded in the c-Folder link (collaboration link) under “Techno-Commercial Bid” Tab. No price details
should be uploaded in c-Folder link (collaboration link). Details of prices as per Bid format / Commercial
bid to be uploaded as Attachment in the attachment link under “Techno-Commercial Bid”. A screen shot in
this regard is given below.
Any offer not complying with above submission procedure will be rejected as per Bid Rejection Criteria
mentioned in the tender.
Go to this Tab for Uploading “Technocommercial Unpriced Bid” as well as
“Priced Bid” files.
Tender No. SDG7811P13/09
Page 2 of 29
On change Mode- The following screen will appear. Bidders are advised to Upload “TechnoCommercial Unpriced Bid” and “Priced Bid” in the places as indicated below:
Bid on Change Mode
Area for uploading
Priced Bid**
Area for uploading TechnoCommercial Unpriced Bid*
Note :
* The “Techno-Commercial Unpriced Bid” shall contain all techno-commercial details
except the prices.
** The “Price bid” must contain the price schedule and the bidder’s commercial terms and
conditions.
6.0 Bidders are requested to examine all instructions, forms, terms and specifications in the bid. Failure to
furnish all information required as per the bid or submission of offers not substantially responsive to the bid
in every respect will be at the bidders risk and may result in the rejection of its offer without seeking any
clarifications.
7.0
The Integrity Pact is applicable against this tender. OIL shall be entering into an Integrity Pact with
the bidders as per format enclosed vide Annexure XII of the tender document. This Integrity Pact
proforma has been duly signed digitally by OIL’s competent signatory. The proforma has to be
returned by the bidder (along with the technical bid) duly signed (digitally) by the same signatory
who signed the bid, i.e., who is duly authorized to sign the bid. Any bid not accompanied by Integrity
Pact Proforma duly signed (digitally) by the bidder shall be rejected straightway. Uploading the
Integrity Pact with digital signature will be construed that all pages of the Integrity Pact has been
signed by the bidder’s authorized signatory who sign the Bid.
OIL’s Independent External Monitors at present are as under:
(I) SHRI N. GOPALASWAMI,I.A.S ( Retd) ,
Former Chief Election Commissioner of India
E-mail Id : gopalaswamin@gmail.com
(II) SHRI RAMESH CHANDRA AGARWAL , IPS( Retd)
Former Director General of Police
E-mail Id : rcagarwal@rediffmail.com
Tender No. SDG7811P13/09
Page 3 of 29
Annexure – I
DETAILED TECHNICAL SPECIFICATIONS, SPECIAL NOTES AND OTHER TERMS AND CONDITIONS
FOR 50 KVA NATURAL GAS ENGINE DRIVEN GENERATING SET WITH INTEGRATED ACOUSTIC
ENCLOSURE (Silent Generator):
SECTION I:
SCOPE OF SUPPLY:
50KVA, 415 Volts, 3 Phase, 50 Hz Industrial type, Natural Gas Engine driven Generating set complete with
all accessories, integrated with Acoustic Enclosure mounted in oilfield skid.
The generating sets shall be the primary source of power for its application and it shall be rated for prime
power in accordance with ISO 8528 standard and overload power in accordance with ISO 3046/BS 5514/IS
10000 standard.
The bidder may offer continuous power (base load) rated Gen Set in accordance with ISO 8528/ ISO
3046/BS 5514 standard as an alternative to prime power Gen set. However, in such case, the rated base
load capacity of the generating set should be equal to the maximum prime power capacity of the generating
set rated for prime power.
Note: The bid should be accompanied by the manufacturer's product catalogue in support of the generating
set capacity.
SECTION II:
A. GAS ENGINE:
The gas engine should be a four stroke, spark-ignited, stoichiometric (Air-Fuel Ratio), naturally aspirated or
turbo-charged, radiator cooled engine, rated for continuous power in accordance with ISO
3046/BS5514/IS10000 standards and capable of developing a net HP in the range of 60 - 65 HP at 1500
rpm with a maximum compression ratio of 12:1.
Note:
(i)For base load rated Gen set, the HP of engine shall not be limited to 65HP. HP calculation of engine as
basis of selection for the Gen Set shall be furnished in the offer.
(ii)The gas engine shall be exclusively designed to run on natural gas fuel only. Engine whose primary fuel
is other than natural gas shall not be acceptable.
B. ENGINE SUB SYSTEM
The engine should comprise of the following sub systems:
a) Cooling System:
The cooling system of water cooled engine should comprise of an engine mounted water pump, an
industrial type heavy duty radiator suitable for operation in ambient temperature of 48°C and a blower fan.
(i) The engine jacket water cooling system should be a closed circuit design with provision for filling,
expansion, and de-aeration. The cooling pump should be driven by the engine. Coolant temperature should
be internally regulated to disconnect external cooling system until operating temperature is achieved.
(ii) Radiator, Engine Mounted: Heat rejected to the engine jacket water shall be discharged to the
atmosphere through a close coupled radiator. The radiator shall be sized to cool the engine continuously
while operating at full rated load and at site conditions of 48°C ambient.
(iii) Blower Fan: The radiator cooling fan shall be a blower type driven from the engine. Air shall be drawn
from the engine side and exhausted through the radiator core with no more than 12.7MM (0.5 Inch) of water
column external restriction in addition to core restrictions.
(iv) Fan and Belt guarding: The fan, fan drive, and fan belts shall be covered with punched steel mesh
guarding for personnel protection.
Note: (i) Bidder should furnish in their offer Arrangement Drawing showing the radiator, Blower Fan
arrangement with the engine.
(ii) The radiator, blower fan assembly size should be such that it should be mounted within the acoustic
enclosure.
Tender No. SDG7811P13/09
Page 4 of 29
b) Air Intake System:
The air intake system should comprise of a heavy duty-engine air cleaner mounted on the engine with a
vacuum indicator and air intake manifold with dry element requiring replacement no more frequently than
5000 hours or once each year. Level of suspended particulate matter in ambient air at site is 75µg/m³
(maxm.).
c) Electric Starting System:
The engine should have an electric starting system comprising of a Maintenance Free Heavy Duty Battery
pack of reputed make having a minimum rating of 180 Ampere-hours with a alternator mounted on the
engine for a battery charging and a 12 Volt starter (preferably of LUCAS TVS/DELCO REMY make), starter
relay. Batteries shall be maintenance free, lead acid type mounted near the alternator. Batteries should be
housed in a hard rubber or polypropylene case with provision for venting. Required cables should be
furnished and sized to satisfy circuit requirements.
d) Battery Charger:
The battery charger is to be a solid-state device with adjustable float voltage control. It is to be a constant
voltage device with current limit, and it is to include an equalize switch which will not allow the battery to be
overcharged for maintenance purpose.
e) Ignition System:
The ignition system should be a shielded ignition comprising Altronic III/V Engine driven ignition timer,
Ignition Coil, High Tension and Low Tension Wiring Harness, Transformer and Spark Plugs (Preferably
STITT/ CHAMPION make/Danso Make)
Note: Distributor type Contact-breaker ignition system is not acceptable. Supplier should also certify that
spark plug cables are protected and possibility of spark is completely eliminated.
f) Exhaust System:
(i) The exhaust system should comprise of water cooled exhaust manifold, stainless steel exhaust flexible
connection, residential type exhaust silencer, spark arrestor and piping connections
(ii) Heavy walled piping of schedule 40 with radii of 90° bend at least 1½ times the pipe diameter. Piping
should be installed with appropriate insulation and shielding.
(iii) Piping should be supported and braced to prevent weight or thermal growth being transferred to the
engine and flexible expansion fittings provided to accommodate thermal growth.
(iv)Minimum Exhaust stack height: H = h + 0.2 x square root of KVA, Where H = height of exhaust stack in
Meter, h = height of building in Meter.
g) Fuel System:
The fuel system should comprise of
(i)
Governor (Preferably WOODWARD make).The engine governor shall be Mechanical- Hydraulic /
Electronic Speed Control with EG Electro-Hydraulic actuator or Barber Coleman Equal. Speed drop shall
be extremely adjustable from 0 (isochronous) to 4% from no load to full rated load. Steady state frequency
regulation shall be + / - 0.5 percent.
(ii) Carburetor (Preferably IMPCO make),
(iii) Gas pressure regulators (preferably VANAZ/FISHER) to regulate gas pressure from 50PSIG to 20 PSIG
to the pressure required at the carburetor intake point. 50PSIG - 20PSIG fuel gas shall be available at site
for taping
(iv) Gas Filter and related linkages
(v)
Fuel inlet line to the engine shall be having stainless steel flexible connection to take care of
vibration/shock if any, in the system.
h) Lubricating System:
The lubricating system should comprise of lubricating oil pump, lubricating oil filter with a replaceable paper
element, lubricating oil cooler, lubricating oil pan and crankcase breather.
Tender No. SDG7811P13/09
Page 5 of 29
(i) The lubricating oil pump shall be a positive displacement type that is integral with the engine and gear
driven from the engine gear train. The system shall incorporate full flow filtration with bypass valve to
continue lubrication in the event of filter clogging.
(ii) The bypass valve must be integral with the engine filter base of receptacle.
i) Instrument Panel:
The engine mounted instrument panel shall consist of a shock-mounted formed and welded enclosure.
Provide Metric marked gauges. The instrument panel should include the following:
(i) Lubricating Oil pressure gauge
(ii) Water temperature gauge
(iii) Starting Switch
(iv) Ignition Switch
(v) Mechanical/Digital tachometer and hour meter
j) Engine Safety Controls:
Engine mounted safety shut off/trip system for tripping the engine in the event of
(i) Low lubricating oil Pressure
(ii) High cooling water temperature
(iii) Engine over speed
C. Other Features shall include amongst others:
(i) Flexible coupling / direct coupling
(ii) AVM Pad.
(iii) Flywheel with housing
(iv) Lifting eyes
(v) Coupling guard if applicable
(vi) Guards over belt drives (blower fan, water pump drive pulley, timing pulley)
(vii) Standard painting
(viii) Suitable hand throttle control
(ix) Mechanical hour meter
(x) SAE standard rotation.
(xi) Gas shut off valve for engine fuel gas line should close automatically when the engine is stopped.
(xii) A suitable selected flexible coupling should be incorporated to transfer power from the engine to the
alternator. A guard should be provided to cover the same to meet OISD norms
NOTE: Provision of guards over belt drives and couplings has become mandatory as per
recommendation of OISD (Oil Industry Safety Director) & DGMS (Directorate General of Mines
& Safety)
D. COMPOSITION OF FUEL GAS:
1.0 The engine should be capable of developing required BHP as detailed in Section II A. Gas Engine
above with fuel composition given below CONSTITUTION
Range by % VOLUME
Methane
85.7 - 93.52
Ethane
2.45 - 6.55
Propane
1.28 - 3.12
Nitrogen
0.53 - 1.21
Carbon-dioxide
0.01 - 0.57
Iso-Butane
0.31 - 0.75
N-Butane
0.4 - 1.14
Iso-Pentane
0.19 - 0.47
N-Pentane
0.17 - 0.38
Hexane
0.34 - 1.16
Gravity
0.6204 -0.6919
Tender No. SDG7811P13/09
Page 6 of 29
Gross Calorific Value
9636.8- 10590.8 Kcal/SCUM
Net Calorific Value
8704.3- 9595.4 Kcal/SCUM
Moisture content: 21.0 - 120.0 LB/MMCFT (336.0 - 1992.0 KG/MMSCM)
2.0 The fuel gas system shall consist of a minimum of following components but shall not be limited to
these:
(i) Main line pressure regulator.
(ii) Pressure relief safety valve.
(iii)Gas Scrubber Tank.
(iv) Gas fuel filter.
(v) Interconnecting gas piping from main line pressure regulator to engine.
(vi) The gas conditioning & piping should be carried out in such a way as to prevent condensate
carry over to engine.
E: AMBIENT CONDITION:
The generating set should be suitable for operation at the following site condition:
Maximum Temperature
: 48°C
Minimum Temperature
: 05°C
Maximum Humidity at 21°C
: 100 %
at 35°C
: 95 %
at 41°C
: 70 %
Maximum Altitude above sea level : 150 Meter
F: GENERAL NOTES ON ENGINE:
a) The engine shall conform to ISO : 3046/BS:5514/IS:10000 Standard specifications and shall be rated
for continuous power with an over load power rating of 110% of the continuous power corresponding to
engine application for a period of 1 hr within a period of 12 hrs operation.
b) The engine governing should be in accordance with Class A Governing specified in BS: 3109: 1985 (or
latest)
c) The bidder should submit the following information along with relevant performance rating Curves and
engine product catalogue with the offer:
(i) Make of Engine
(ii) Model/Type of Engine
(iii) Gross HP and Net HP developed at rated RPM
(iv) Deduction for fan and other ancillary equipment.
(v) Specific fuel consumption at rated power as well as at 110%, 75%, 50% and 25% of rated load
d) SPARE PARTS FOR ENGINE:
Spares for two years normal operation of the engine shall be included in the offer. Item wise breakdown
price of spare parts should also be provided but which will not be considered for evaluation.
For spares for electrical items refer to Section III E.
e) PARTS AND SERVICE MANUALS FOR ENGINE:
The following engine manuals should be supplied with the purchase order:
(i) Parts Manual that illustrates and list all assemblies, subassemblies and components:
a) Hard Copies: 2 Nos per Gen Set.
b) Soft Copies (Digital Form): 2 Nos. per Gen set
(ii) Operation and Maintenance Manual: 2 Nos per Gen Set.
a) Hard Copies: 2 Nos per Gen Set.
b) Soft Copies (Digital Form): 2 Nos. per Gen set
(iii) Engine Shop Manual: 2 Nos per Gen set.
a) Hard Copies: 2 Nos per Gen Set.
b) Soft Copies (Digital Form): 2 Nos. per Gen set
Tender No. SDG7811P13/09
Page 7 of 29
Note:
The manuals should be standard and original from OEM. No Xerox copy/manuscript copy will be accepted.
Bidder shall confirm in their offer the quality of manuals.
SECTION III
A. SPECIFICATION OF ALTERNATOR
1. Make: KIRLOSKAR/NGEF/STAMFORD/CROMPTONGREAVES/CATERPILLAR/KATOGENERAL
ELECTRIC USA
2. Rated Output : 50 KVA at0.8 PF at Specified ambient
conditions for utility and motor loads
3. Rated Voltage : 415 Volts ± 5%
4. Armature Winding : 3 Phase, 4 wire type
5. Rated Frequency : 50 Hz ± 3%
6. Rated power factor : 0.8 lagging
7. Class of insulation : Class F/H but temp rise limited to class B
8. RPM : As per engine rated speed
9. Phase sequence: UVW - phase sequence and direction of rotation shall be clearly marked on the
alternator.
10. Duty/load: Continuous duty rated Alternator.
11. Winding Connection: Y connected. Separate neutral terminal required
12. Ambient : Min : 5 ºC Max : 40 ºC, RH 95% max
13. Alternators Enclosure Protection : IP 23
14. Alternators Terminal Box Protection : IP 54
15. Excitation system: Brush less , self excited, self Regulated with solid state AVR. Voltage characteristicsVG3 as per Table-1, IS-13364 (Part-2)
16. Mounting : Foot mounted on Gen set skid that has been mounted on anti vibration pad.
17. Permissible voltage variation: As per Table-1, IS-13364 (Part-2)
18. Permissible frequency variation: As per IS-13364(P-2)
19. Frame size: Bidder to confirm
20. Waveform deviation: As per IS-13364 (Part-2)
21. Unbalanced current: As per IS-13364 (Part-2)
22. Short circuit current: As per IS-13364 (Part-2)
23. Cooling : Air cooled by integral fan
24. The brush less alternator shall have exciter and rotating rectifier-bridge mounted on shaft complete with
diodes and surge suppressor, main field windings and stator windings. PIV of exciter diodes must be 800v
or 8 times the maximum exciter armature operating voltage, whichever is higher. At nominal speed the
excitation system must produce sufficient residual voltage in order to ensure self excitation.
25. All windings should be made from electrolytic grade copper of high purity.
26. The alternator shaft shall be supported on rolling element bearings at NDE.
27. Voltage swing (Transient response): As per IS-13364 (Part-2).
28. The alternator should be capable of sustaining a 10 % over load for one hour in any 12 hours operation.
29. Total voltage harmonic distortion should be less than 3 % between phases at no load.
30. The alternator should be capable of withstanding 1.2 times the rated speed for two minutes without any
damage.
31. Alternator stator winding terminals are to be connected to 4 nos. of suitably rated tinned copper
terminals, supported on SMC/GRP supports inside the alternator terminal box.
32. The alternator terminal box should be of suitable size and should be suitable for terminating power
cables of alternator.
33. 2 nos. of earth points are to be provided on both sides of the alternator.
35. Lifting hooks are to be provided for lifting the alternator.
36. Automatic voltage regulator should be mounted with approved rubber bushes under AVR mounting
holes to reduce vibration. AVR shall be suitable for motor loads, VG3 regulation.
Tender No. SDG7811P13/09
Page 8 of 29
38. Alternator windings and AVR should be suitable for humid atmosphere as per ambient conditions
mentioned in the enquiry.
39. Bidder to mention the following information in offer
i. Unbalanced current carrying capacity
ii. Efficiency of the alternator at 25 %, 50 %, 75 % and 100 % load.
iii. Power factor of the alternator at 25 %, 50 %, 75 % and 100 % load.
v. Dimensional drawings.
40. Alternator frame and enclosure shall be made from MS or Cast steel.
41. The permissible vibration of the alternator shall be as per IS-12075.
42. The alternator shall conform to the following standards: Latest publications of all IS Standards shall be
referred.
IS : 12065
Noise limit
IS : 12075
Vibration
IS : 4691 Enclosure Protection
IS : 6362 Cooling
IS : 2253 Mounting
IS : 13364 Specification of Alternator coupled with IC Engines
B. SPECIFICATION OF GENERATOR CONTROL PANEL
Sheet steel clad, self supporting, floor mounting, cubicle type, dust and vermin proof generating set control
panel made of 2mm thick MS CRCA sheet and built upon rigid framework of channels, beams as required,
having front and rear hinged doors with danger plate fitted on both sides, lifting lugs on top, ventilation
louvers on both sides, bottom detachable gland plates, double earthing studs on two sides, complete with
suitably sized zinc passivated hard wares with heavy plain and spring washers. The panel doors should
have neoprene rubber gasket. The panel should be designed and manufactured as per IS-8623. The panel
enclosure will be as per IP54 except for the open part of cooling louvers at bottom and top of the panel
sides. Suitable wire mesh should be provided on the inner side of the louvers to prevent entry of insects.
The metal surface of the panel should be given seven tanks anti corrosion treatment and then powder
coated in DA grey colour (Min. 50 micron thick paint). The frame should be able to withstand the stress and
vibration during transportation and operation. All cable entry shall be from bottom side. Separate removable
gland plates shall be provided for all cables. Provision shall be made in the bottom channel for grouting of
the panel.
The detail description of the panel is as described below:
1. Generator control panel mounted MCCB should trip on the following faults.
i) Over load, short circuit and earth fault--- Tripping from internal trip unit of MCCB.
ii) Under Frequency----Tripping from Frequency Relay
iii) Engine fault (Low lub oil, high water temp, over speed)----Trip contact from engine protection system.
2. PROTECTIVE AND METERING DEVICES AND INDICATING LAMPS: (Mounted on front hinged door of
Control Panel)
i) 1 No. Power & Energy monitor showing Voltage, current, power (KW), Power factor, KWH & Maximum
demand, 5 elements of power showing at a glance with communication port compatible to PCs. Make of
Meter - Siemens (Sentron PAC 3200)/ SOCOMEC -HPL ( Model -DIRIS A 40/A41)/ Schneider Group
(Model- PM700). Bar Primary Resin Cast CT of 200/5 ratio, 15 VA burden, class-1, conforming to IS 2705.
No of CTs as per circuit requirement. Make of CT: AEI/ kappa / L&T
ii) 1 No. Digital micro controller based Frequency Relay. Relay shall have digital display, tropicalised
design. Frequency and time settings adjustable in steps. Relay to have potential free output contacts, 240V
AC, 6 amp. Make: Prok Dvs, ABB.
iii) Hour meter to record running hours of the genset.
Tender No. SDG7811P13/09
Page 9 of 29
iv) The control panel should have indication lamps mounted on panel front door for following faults and
indications. All lamps shall be of LED type, having long life and low energy consumption. Binay, L&T,
Siemens Make.
a) Low Engine Speed (From frequency relay)
b) Engine fault
c) Three nos. Red/ Yellow/ Blue for Incoming Supply
d) Set on load
e) Electrical fault (From aux contact of trip unit of MCCB)
3. MAIN COMPONENTS : ( Mounted Inside the Control Panel )
i) Panel should have one set of TP & N electrolytic grade, high conductivity, electro tinned copper bus-bars,
made from rectangular sections confirming to IS, rated 200 amps (Free air rating of sections) and
supported at required intervals to withstand short circuit fault levels up to 25 KA for 1 Sec. Rating of neutral
bus shall be minimum 50% of phase bus rating. Bus-bar support shall be non- hygroscope GRP/FRP and
the Bus-bar shall be insulated with heat shrinkable PVC sleeves.
ii) Incoming and outgoing power cables shall terminate on electrolytic grade, high conductivity electro tinned
copper links liberally sized for termination of all power cables. Neutral bar shall also have provision for
connection of neutral earth cables. Power cable from alternator terminal box to control panel input shall be
supplied and connected by party if the control panel shall be located inside the acoustic enclosure.
iii) 1 No. 415v, 160 Amps, 4 pole, MCCB, 25 KA breaking capacity, with inbuilt microprocessor based,
adjustable overload & short circuit and earth fault protection, under voltage trip coil. Rotary operating
handle shall be provided on the panel door for manual operation of MCCB. MCCB shall have suitable
indication in case of trip from trip unit of MCCB. Make: Legrand, Siemens.
iv) One no. four pole on load changeover type switch rated for 125 Amp. The switch shall be mounted on
the genset skid with suitable enclosure. Connection links shall be provided with switch for proper
termination of all power cables. Power wiring from control panel to COS shall be done by the party.
Sufficient space and arrangement shall also be provided in COS enclosure for entry and termination of
main power cable to OIL's PCC. The power cable is 4x 25 sq mm, PVC insulated, PVC sheathed, armoured
cable with copper conductor. Make of switch: HPL- Socomec, GE, Siemens.
v) Contactor type Auxiliary Relay, all relays with minimum 2 nos spare contacts. No. of relays should be as
per the control circuit requirement. Plug in type relays and contactors shall not be used. Current rating of
aux contacts shall be as per control circuit requirement. (Make-Siemens/ GE)
vi) HRC instrument fuse holders phenol moulded with suitable fuses & links for different circuits. Separate
fuses and neutral links should be provided for control circuit indicating system lamps, instruments,
enclosure illumination and tripping circuit (Make-GE)
4. WIRING SCHEME
i) Control voltage for generator control: 240v AC. Control system wiring shall be done with 1.5 sqmm,
flexible copper, 1100v grade PVC insulated wires approved by ISI, TAC, FIA. All wiring will have copper
lugs & terminal blocks as required. Wiring for lighting circuit MCB, power outlet and wiring for CT will be
done with 2.5 sqmm, flexible copper, 1100v grade PVC insulated wires approved by ISI, TAC, FIA & have
copper lugs. Colour code for wires shall be followed as per IS. Make: Finolex, Havells, L&T.
ii) All power and control wiring inside the enclosure shall be done at manufacturer's works with armoured
cables or with single core cables laid in metallic conduits/ casings. Heavy duty Single Compression Cable
Glands shall be provided at all cable entries for armoured cables. Cables with conduit wiring shall have
suitable entry clamp. All cables shall be with stranded copper conductor and shall be of 1100v grade and
approved by ISI.
iii) All control cable terminal ends will have suitable heavy duty crimping lugs of tinned copper. Ferrules
shall be provided for identification of cables. All components shall be labeled for identification.
iv) Separate gland plates shall be provided for power and control cables.
v) Separate TB shall be provided for all interconnection cables between control panel and engine.
Tender No. SDG7811P13/09
Page 10 of 29
vi) Provision of exhaust blower power supply shall be required if the blower is fitted inside the acoustic
enclosure.
vii) Power supply arrangement with switching and protection shall be also provided for any auxiliary motor,
if installed for genset operation.
viii) All auxiliary and main contactors shall be mounted on DIN channel. Plug in relays shall not be used.
Control panel shall be manufactured by the Genset Manufacturer.
C. DOCUMENTS
1. The following Documents / drawings shall be submitted with the offer
i) GA drawing of alternator and control panel
ii) Technical literature of alternator
iii) Confirmation that the party agrees to all the points mentioned under electrical specification of genset in
Annexure iv). Any deviation from the electrical specifications of the tender will be specifically mentioned by
the party with proper justification. Acceptance of deviations shall be at discretion of OIL. Type and make of
components shall be as per tender. Equivalent make shall not be acceptable.
Party to also specifically confirm even if there is no deviation in their offer from technical specifications.
2. The successful bidder shall obtain approval for the following drawings / documents prior to manufacturing
of alternator & control panel within 30 days of placement of order.
i) GA drawing
ii) Documentary evidence from the manufacturer of generator confirming that the alternator to be supplied
will meet all specifications as mentioned in the order. Technical catalogue of generator.
iii) Detailed power & control wiring diagram, detail enclosure drawings for control panel, COS, earthing
scheme.
iv) Layout plan of the unit showing all parts, cable routes.
v) Illumination scheme.
vi) Details of power cables, control cables and their routes.
vii) Bill of materials of all components.
viii) CPRI test certificate for bus bar fault level and temperature rise
3. Three sets of following as built documents per genset shall be submitted in bound form
i) GA drawing of alternator and control panel
ii) Detailed power & control wiring diagram, detailed enclosure drawings for control panel, earthing
iii) Scheme, layout plan of the unit showing all parts.
iv) Details of power cables, control cable and their routes.
v) Bill of materials of all components.
vi) Technical literature of alternator.
vii) O&M manual for Alternator and main components of control panel.
viii) Catalogues of various components.
ix) All test certificates for tests done at manufacturer's works for alternator, control panel and complete unit.
x) Tests done during commissioning.
xi) Guarantee certificate for alternator and control panel. Guarantee shall be for 12 months after
commissioning of Gen set or 18 months after supply, whichever is earlier.
xii) List of recommended spares with cat nos. and description for two years.
D. GENERAL NOTES FOR ELECTRICAL ITEMS AND WORKS:
1. In case of an order the complete electrical specification of the tender shall be mentioned in the order.
However, deviations from tender specifications, if mentioned by bidder in their offer and if accepted by OIL
in writing, shall also be mentioned in the order.
2. In the event of an order the bidder will submit all documents as per Para D.2 under DOCUMENTS for
OIL's approval.
Tender No. SDG7811P13/09
Page 11 of 29
3. The manufacture of the unit shall start only after written approval of the drawings/ documents (as per
Para C.2 for Documents) by OIL.
4. In case party can not submit documents complying with all points mentioned in the order then the order
will be cancelled without any obligation on part of OIL.
5. The Gen set will be treated as installed and commissioned successfully from electrical side after
successful load test of the unit at OIL's field site with available load within the rated loading limits of the Gen
set for 72 hrs, submission of all documents as per Para C.3 for DOCUMENTS of electrical specifications
and supply of all spares as mentioned under para E of electrical specifications.
E. SPARES
Following spares shall be supplied by the party along with the supply of two gensets. The cost of these
spares may suitably be adjusted with the individual genset cost.
1. AVR Unit for Alternator- Three nos.
2. Rotating rectifier assembly fitted with complete set of forward and reverse diodes- Three sets.
3. Bearing -Three sets
4. 60 amp MCCB with door mounted operating handle as fitted in control panel- Two nos.
5. Changeover switch unit without enclosure- One no.
F. COMMISSIONING OF ELECTRICAL PART OF THE UNIT
1. Installation and Commissioning of the generating sets, control panels, Aux Motors, if provided, shall be
carried out by the supplier as per NEC, ISI, IE Rules at OIL's field area around Duliajan, Assam (India).
Services of qualified and competent personnel of supplier are essential during commissioning of the
generating sets. All tools, instruments, test kits, drill machine, vice, hardwares, clamps etc. reqd for the job
shall be provided by the supplier. Operational tests of all devises, their settings, shall also be carried out
during commissioning job by the supplier. Accommodation and travel to site for supplier's all persons shall
be arranged by supplier.
2. All cabling jobs and earthing jobs, terminations, making of earth pits and brick enclosure at field site for
genset and control panel shall be done by Party. OIL shall supply only cables, GI Straps, Earth electrodes,
Lugs, Glands, and make road crossings with pipes, cable trenches as required for the complete installation
and commissioning work. Any other item required for the job but not specified shall be supplied by party
without any cost to OIL. However, necessary electrical interconnection drawing for wiring between genset
and panel shall be submitted by party along with dispatch documents.
3. All protective devices shall be tested for proper operation and setting done during commissioning by the
commissioning person of party. All working persons of party shall possess valid electrical license issued by
licensing board, Assam.
4. The Gen set will be treated as successfully commissioned from electrical side after successful load test
(reliability run) of the unit at OIL's field site with available load for 72 hrs continuous running without any
breakdown and submission of all documents as per Para C.3 of Documents and all spares as per para E.
G. GUARANTEE
Generator and control panel shall be guaranteed for 12 months after commissioning of Gen set or 18
months after supply, whichever is earlier.
SECTION IV: ACOUSTIC ENCLOSURE:
A. ACOUSTIC ENCLOSURE:
The salient features of the acoustic enclosure shall be as follows:
Tender No. SDG7811P13/09
Page 12 of 29
The generating set comprising of engine coupled with alternator, control panel etc for each set should be
placed inside an acoustic enclosure having the following salient features:
(i) The acoustic enclosure should be of modular construction with the provision to assemble and
disassemble easily at site. There should also be adequate provision of taking out the equipment for
maintenance / repairing jobs and reinstalling the same after necessary corrective action
(ii) The engine generator shall be factory enclosed in not less than a 12 gauge cold rolled steel enclosure
constructed with corner posts, uprights and headers. The roof shall aid in the runoff of water and include a
drip edge. The weather- proof and corrosion resistant acoustic enclosure should be duly surface treated,
phosphated and finally powder coated for long lasting finish. The sheet metal components should be seven
tanks pretreated before powder coating with special pure polyester based powder
(iii) a) The sound proofing of the enclosure should be done with self extinguishing high quality rock wool /
mineral wool conforming to IS 8183. The rock wool should be further covered with fiber glass tissue and
perforated sheet.
b) The maximum permissible sound pressure level shall be 75dB(A)at one meter from the enclosure
surface.
(iv) Exhaust silencer shall be provided of the size as recommended by the manufacturer and shall
attenuate the sound to the level noted above. It shall be supplied with a flexible, seamless, stainless steel
exhaust connection as well as with all internal pipe work. A rain cap will be supplied to terminate the
exhaust pipe. These components must be properly sized to assure operation with minimum back pressure
and high sound when installed. The canopy should be finished in synthetic enamel paint incorporating rust
inhibitors and aluminum sprayed silencers and spark arrestors to guarantee a superior and long lasting
finish.
(v) There should be carefully designed inlet and outlet baffles / attenuators with corresponding weather
louvers and bird mesh allowing sufficient air flow, for the set to operate even under the harshest ambient
conditions whilst maintaining specified noise levels. Suitably sized blower should be incorporated to meet
total air requirement. Air flow vis-a-vis blower size calculation to be provided by the bidder.
(vi) The temperature inside the enclosure should be suitable for human comfort. The temperature of
exhaust line should not exceed the self ignition temperature of fuel gas. A high temperature trip system (
to shut down the engine by cutting off fuel supply to the engine through the solenoid valve ) with variable
setting connected to a thermostatically controlled blower must be provided for eliminating excessive heat
dissipated by the engine within the acoustic enclosure. Suitable continuous on line Temperature Monitoring
and Control System with Alarm and Shut Down Mechanism should be provided.
(a) When the concentration of gas inside the acoustic enclosure reaches 10 % of LEL of gas, audio visual
alarm should activate and automatic preventive measure should activate to reduce the concentration of
leakage gas. These preventive measures include switching on heavy duty exhaust fan (exhaust fan size to
be specified in the bid) to disperse leakage gas or stoppage of gas leakage itself.
(b) When the concentration of gas inside the acoustic enclosure reaches 15 % of LEL of gas (or any other
suitable rating), the alternator main circuit breaker should trip automatically and subsequently the engine
should be shut down instantaneously by automatic device (i.e., cutting off power supply to the fuel solenoid
valve.)
(vii) A separate Blower of suitable size(size to be specified in the bid) should be provided and it will be in
operation even if the thermostatically controlled blower stops / fails.
(viii)There should be a provision of emergency shut down of the generating set (Prime Mover) from outside
the enclosure.
(ix) The enclosure should be complete with power and control wiring between control panel and alternator
and other components like blowers etc with proper size copper cable. The cables should be terminated
using gland and tinned copper sweating sockets and run through guard pipe.
(x)
The enclosure should have the sufficient space in and around the generating set to facilitate
maintenance and operation of the set
(xi) Acoustic Enclosure's base frame should incorporate necessary facilities for handling and inter location
transfer through oil field trucks and its overall dimension should not exceed 9M x 2.5 M x 2.5M ( Length x
Width x Height).
Tender No. SDG7811P13/09
Page 13 of 29
(xii) The control panel for the Generating set should be installed separately on the same skid inside the
same acoustic enclosure. The connection from the alternator and control panel should be carried out with
3.5 cores 120 sq. mm PVC insulated, PVC sheathed armored copper cable and cable should be terminated
with proper size of tinned copper sweating socket and cable glands at alternator and panel end.
NOTE: SPECIFICATION OF CONTINUOUS ON LINE GAS MONITORING SYSTEM
(i) Detector / Gas Sensor: Actual Nos of Sensors to be decided based on locations where there are
possibilities of gas leakage inside the acoustic enclosure.
(ii) Type : IR (Infrared), suitable for detection of NATURAL GAS ( By Volume CH4 : 89.538 %, N2 : 1.004
%, CO2 : 0.543 %, C2H6 : 4.132 %, C3H8 : 2.491 %, Others : 2.292 % )
(iii) Range: 0 to 100 % LEL
(iv) Operating Temperature: 0 to 50 Deg C
(v) Display: 4 digits LCD Display
(vi) Alarm Setting: Variable
(vii) Shut down setting: Variable
(viii) Control system: Suitable control system to be provided for alarm and safety shut down of the engine
(ix) Sensor calibration: Adjustment of Zero & Span on-site Non Intrusive one man calibration should have
facility to calibrate the instrument on spot without disconnecting from power supply by using any portable
hand held intrinsically safe calibrator.
(x)Area Classification: Detectors must be suitable for hazardous environment i.e., Zone 1 & Zone 2
hazardous area as per OMR, 1984.
(xi) Approval for Detectors / Sensors: Valid DGMS approval certificate must be provided with the offer.
Note:
(i) Details of Acoustic Enclosure like layout plan/load calculation of control blowers, exhaust fan etc shall be
provided in the bid.
(ii) Manual showing the details of construction of the Acoustic Enclosure and other components making up
the Acoustic Enclosure shall be provided with the order. Quantity: 2 copies per Gen set.
(iii) List spare parts required (if any) for two years normal operation of the Acoustic System shall be
provided along with the offer with price breakup. However, the cost of such spare parts shall not be
considered for evaluation.
B. ACOUSTIC ENCLOSURE ILLUMINATION:
(i) A separate circuit shall be provided for lighting of the acoustic part of the enclosure. Minimum 2 nos.
CFL with BC holder type lamps shall be fitted in wall mounted type light fittings. The light fittings shall have
cover for lamp protection.
Light will be switched from one MCB, 6amp, C curve, mounted on control panel cover & have back-up HRC
fuse and neutral link of 6 amp rating.
Blower fan shall be provided if required for ventilation.
Suitable cut out with guard gasket shall be provided in the enclosure for safe entry of all cables. Fan control
shall be such that fan starts automatically through suitable starter and protection, whenever the genset is
running.
(ii) ENCLOSURE EARTHING SCHEME:
Two nos. of 50x6 mm GI straps shall be provided inside the enclosure and fixed on the skid floor. The earth
loops from alternator, changeover panel and control panel shall be connected to these straps with two
independent earth wires. Earth leads and earthing jobs as per IS-3043.
Tender No. SDG7811P13/09
Page 14 of 29
SECTION: V
1.0 SKID:
The skid should be of oilfield type and fabricated from sufficiently strong steel section for carrying the
generating set from one place to another from time to time. The engine and alternator should be unitized
and mounted on the skid before dispatch. The generator housing shall be one piece and mount directly to
the engine flywheel housing without bolted adopter.
2.0 PAINTING AND ENGRAVING:
(i) All metal surfaces shall be thoroughly cleaned and degreased. The under surface shall be prepared by
applying a coat of phosphate paint and a coat of yellow zinc chromate primer. After preparation of under
surface, the panel shall be spray painted with two coats of epoxy based final paint. Panel finish shall be free
from imperfections like pin holes orange peels, run off paint etc.
(ii)OIL's Purchase Order Number shall be engraved in the Name Plate of the Engine and the Alternator.
SECTION VI:
1.0 INSPECTION AND TEST AT MANUFACTURER'S WORKS:
The plant and materials may be subjected for inspection during manufacture at the purchaser's discretion
but such inspection shall not relieve the supplier of his responsibility to ensure that the equipment supplied
is free from all manufacturing and other defects and conform to correct specifications. The supplier will be
notified in advance, if it is intended to inspect plant or material.
2.0 OIL shall carry out single stage pre dispatch inspection of complete generating set in unitized condition
(i.e. coupled with alternator) and control panel at one place only as arranged by supplier. No separate
inspection for the Engine, alternator, control panel and Acoustic Enclosure at respective manufacturer's
works shall be done. Full load testing of the generating sets for output and performance shall be carried out
for at least 2 (two) hrs. during the inspection in presence of OIL's representatives appointed for the purpose
and to their satisfaction. The vendor shall ensure availability of all requirements for testing the output of the
generating set to its full capacity.
3.0 Dispatch clearance for generating set shall be given on successful load testing of the complete
generating set during single stage inspection by OIL’s representative and satisfactory submission of routine
test certificates of alternator and control panel to OIL. All the routine tests on alternator and control panel
shall be witnessed by supplier’s/ manufacturer’s representative and routine test certificates shall be duly
signed and stamped by the manufacturer /supplier prior to submission to OIL. The routine test of the
alternator will include the following minimum tests/measurements:
(i) Measurement of winding resistances for generator armature, field, exciter armature and exciter field.
(ii) Measurement of insulation resistance (before and after HV tests) for generator armature and field,
exciter armature and field.
(iii) High voltage (HV) test.
(iv) Phase sequence test.
(v) Voltage regulation test.
(vi) Vibration measurement.
(vii) Measurement of noise level.
(viii) Overload test.
(ix) Measurement of open circuit and short circuit characteristics.
The routine test of the panels will include the following minimum tests/measurements: (i) Physical checks & Operation check of all components
(ii) HV tests
(iii) Insulation tests (before and after HV tests).
(iv) Operation of all protections.
Tender No. SDG7811P13/09
Page 15 of 29
4.0 The following tests/measurements shall be carried out to the satisfaction of the purchaser:
i) Run the generating sets at rated output and RPM till it attains thermal stability and stable operating
parameters such as
- Lub oil pressure and temperature
- Coolant temperature
- Exhaust temperature
ii) The following functions shall be demonstrated during the run test:
- the functioning of the governor
- functioning of Fail safe System of the engine
- All functions of the Acoustic Enclosure
Note: The duration of the Run Test shall be 2(two) hours at the least.
5.0 . The documents/certificates given below shall be submitted for verification by the purchaser during the
inspection. All such documents/ certificates shall be duly signed and stamped by the manufacturer's
representative prior to submission to OIL:
i) Rated BHP of the engine, continuous power, overload power, fuel stop power of the engine
ii) Brake Specific fuel consumption at the rated Output, 110%, 75%, 50% and 25% of rated output.
iii) Lub.oil grade and consumption at the rated output and RPM QAP for Crankshaft, Connecting rod,
Cylinder Block, Cylinder Head
iv) CPCB norms compliance certificates
v) Noise level certificate of the Acoustic Enclosure
vi) DGMS approval certificate for Detectors / Sensors of Acoustic Enclosure.
6.0 TEST CERTIFICATES:
The supplier shall submit detailed records and certificates of the foregoing tests for the engine to the
purchaser. The certificates/records shall be supplied in quadruplicate.
Section VII
INSTALLATION, COMMISSIONING, TESTING AT SITE AND HANDING OVER:
(i) Installation and Commissioning of the generating set and control panels shall be carried out by the
bidder in the presence of OIL representatives at its fields at Duliajan, Assam (India).
(ii)Bidder will provide list of tools and equipment available with the bidder to carryout the installation and
commissioning work.
(iii) The bidder will be responsible for safety of its personnel and safety of all the equipment. All the safety
gadgets required for safely carrying out the job shall be provided by the bidder.
(iv) Bidder will be responsible for safe custody of all the items before handing over to OIL.
(v) Services of qualified and competent personnel from equipment manufacturer are essential during
installation and commissioning of the generating sets.
(vi) Materials such as line pipes, fittings necessary for fabricating fuel/ water lines, supports for engine
exhaust shall be provided by OIL.
(vi) If available, OIL shall arrange necessary welding and cutting facilities that may be required during
installation and commissioning the generating sets. In case OIL cannot arrange the necessary welding and
cutting facility, then the bidder has to arrange the same at their own cost. OIL will provide necessary
statutory permits for welding and cutting jobs in classified areas as and when required.
(vii) Installation / commissioning charges should be quoted separately which shall be considered for
evaluation of the offers. These charges should included amongst others to and from fares, boarding/
lodging and other expenses of the commissioning engineers during their stay at Duliajan, Assam (India).
All Personal, Income and Service Tax etc. towards the services provided by the supplier shall be borne by
Tender No. SDG7811P13/09
Page 16 of 29
the supplier and will be deducted at source. Bidders should also confirm about installation/ commissioning
in the Technical Bid.
(viii) Once commissioned at designated site the generating set will be subjected to a trial run (reliability run)
on natural gas as fuel and on available load for a minimum period of 72 hrs continuously trouble free, and
on satisfactory performance only the Gen Set shall be acceptable to OIL and subsequently handed over to
OIL. The Gen Set shall be also subjected to load test with well head gas(gas fuel specified in the tender)
during the installation and commissioning at site. The generating set shall be acceptable to the purchaser
only after satisfactory load test.
(ix)In case the bidder decides to test the generating set at the purchaser's premises with load bank, then
the bidder should arrange for the load bank at their own cost. All other appliances, apparatus and labor etc.
necessary for the tests shall have to be provided by the supplier at his cost.
(x) During the installation & commissioning job, the bidder shall strictly ensure a) That all the cut ends of cables, packing materials, leftover items are removed from site after completion
of work.
b) No environmental damage shall be done while carrying out the job.
(xi)Handing over to OIL means - supply, installation and commissioning of all items as per order and
submission of all the documents and drawings as per order.
(xii) RESPONSIBILITY:
The responsibility for performance to the specifications shall not be divided among individual component
manufacturers, but must be assumed solely by the primary manufacturer. This includes generating system
design, manufacture, test, and having a local supplier responsible for service, parts and warranty for the
total system.
(xiii)SERVICE AND WARRANTY:
(a) The nature of after sales service, which can be provided by the supplier, during initial erection and
commissioning as also subsequent operation should be clearly stated in the quotation.
The manufacturer shall have a local authorized dealer who can provide factory trained servicemen, the
required stock of replacement parts, technical assistance, and warranty administration.
(b) The manufacturer's authorized dealer shall have a parts and service facility within 300 km of the Job
Site.
(c) The generator set supplier shall have factory trained service representatives and tooling necessary to
install and commission all provided equipment.
(d) The warranty period for the Gen set and ancillary equipment should be a minimum of 18 months from
the date of dispatch/ shipment or 12 months from the date of commissioning of the equipment whichever is
earlier. Any defects in the Engine or Alternator during warranty period shall be replaced by the supplier at
his cost without any extra charge to OIL
SECTION: VIII
GENERAL NOTES:
a) The offer will not be acceptable if the party do not quote for all items of the tender and supply,
installation, commissioning of all items and cables.
b) In their offer the bidder must mention their detailed comments point-wise against each point of tender
specifications. Any deviation from the tender specification shall be specifically mentioned. Specific type and
make of equipment should be mentioned. All the information required as per tender specifications must be
submitted.
c) The bidders should provide installation diagram of the set and performance data sheet along with the
quotation.
Tender No. SDG7811P13/09
Page 17 of 29
d) The supplier should provide along with the set
(i) Dynamic load,(ii)Static load, (iii)Any unbalanced load
e) In the event of order,
(i) The bidder will submit to OIL within one month of placement of order all documents and drawings as
required against each item.
(ii)All QAP documents for engine components shall be submitted to the purchaser immediately after
placement of the purchase order for OIL's approval.
(iii) The manufacture of the equipment is to be started only after written approval of the drawings/
documents by OIL as mentioned in tender against all equipment.
(iv)The supplier should provide three sets each of the manuals and books listed below for each unit:
a) OPERATING INSTRUCTIONS with description and illustration of all switchgear controls and indicators and engine and generator controls.
b) PARTS BOOKS that illustrate and list all assemblies, subassemblies and components, except standard fastening hardware
(nuts, bolt, washers etc.).
c) PREVENTIVE MAINTENANCE INSTRUCTIONS on the complete system that cover daily, weekly, monthly, biannual, and annual maintenance requirements
and include a complete lubrication chart.
d) ROUTINE TEST PROCEDURES for all electronic and electrical circuits and for the main AC generator.
e) TROUBLESHOOTING CHART Covering the complete generator set showing description of trouble, probable cause and suggested
remedy.
f) RECOMMENDED SPARE PARTS LIST Showing all consumables anticipated to be required during routine maintenance and test.
g) WIRING DIAGRAM AND SCHEMATICS -and all the documents mentioned in Section III clause C.3
h) ONE SET OF DRAWING showing installation details of the generating set, oilfield type skid, wiring diagram for the control panel (
inclusive of float charger ) and wiring drawing between the alternator and control panel should be provided
with each generating set. All control panel diagram and schematic diagram are to be sent to OIL before
supply of order materials.
i) PACKING:
The packing shall be sufficiently robust to withstand rough handling. Boxes/packing cases containing
electrical equipment shall be water proof lined. All the matters on the control panel should be packed
separately for mounting at site or mounted in such a manner to prevent transit damage.
NOTE:
(i) All manuals, books, digital items (discs) shall be separately packed and contained in rigid plastic
pouches.
(ii) All manuals, drawings, documents and digital items of engine shall be packed in one separate container
and the container shall be handed over to Head - Field Engineering at delivery of the Gen sets.
SECTION IX
The following data shall be furnished by the bidder in their offer:
A. DATA SHEET FOR ENGINE:
MAKE:
MODEL:
NUMBER OF CULINDER:
ASPIRATION:
AIR FUEL RATIO:
COMPRESSION RATIO:
Tender No. SDG7811P13/09
Page 18 of 29
SIZE (BORE & STROKE):
DISPLACEMENT:
POWER OUTPUT RATING:
DUTY:
GROSS HP AT 1500 RPM:
DEDUCTION FOR FAN, ALT & TEMP.:
NET HP AVAILABLE AT 1500 RPM:
SPECIFIC FUEL CONSUMPTION
AT 100% LOAD:
AT 50% LOAD:
LUB OIL CONSUMPTION (LT/HR):
ENGINE SUMP CAPACITY:
ENGINE RADIATOR CAPACITY (LTS):
MAKE & TYPE OF GOVERNOR:
CLASS OF GOVERNING:
LENGTHX WIDTH X HEIGHT:
As per ISO 8528-1:1993(E) furnish the following:(i)POWER LIMIT OF THE GEN SET:
(ii) 100% PRIME POWER OF THE GEN SET:
(iii)PERMISSIBLE AVERAGE POWER OF THE GEN SET DURING 24HOUR PERIOD:
(iv) 100% CONTINUOUS POWER OF THE GEN SET
B. DATA SHEET FOR ALTERNATOR:
Make
:
Rated Output :
Phase :
Frequency
:
No. of Poles :
RPM
Rated power factor :
Conductor Material. :
Type :
Duty :
Class of insulation :
Connection
:
Site Condition :
Alternators Internal Protection (Enclosure):
Alternators Terminal Box protection:
Cooling :
Excitation system :
Automatic Voltage Regulation:
Permissible voltage variation at rated :
speed, and power factor
Voltage swing (transient response) :
Permissible Engine Speed variation:
Permissible frequency variation at rated :
Speed and power factor
Period for taking load from start impulse:
Motor starting ability :
Overload capacity :
Unbalanced current carrying capacity:
Short circuit current withstand capacity:
Over voltage :
Mounting
:
Tender No. SDG7811P13/09
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Amplitude of vibration at no load:
C DATA SHEET OF PANEL AND INSTRUMENTS:
1 MCCB
a) Make
b) Rating
c) Cat No/Type
2 Power and Energy monitor
a) Make
b) Rating
c) Cat No/Type
3 Frequency relay
a) Make
b) Rating
c) Cat No/Type
4 Change over switch
a) Make
b) Rating
c) Cat No
5 Auxiliary relays
a) Make
b) Rating
c) Cat No
6 Hour meter and RPM meter (mechanical/digital)
a) Make
b) Rating
c) Cat No
7 CT
a) Make
b) Rating
c) Cat No
8 LED
a) Make
b) Rating
c) Cat No
All the components including CT, indicating meters, fuses, push buttons etc shall be as per NIT
General Notes for Bidders :(Bidders should confirm each & every point clearly. Deviations, if any, should be highlighted in the
quotation.)
1.0
Bidder should indicate the name of manufacturer & country of origin.
1.1
Materials shall be brand new, unused & of prime quality.
2.0
Bidders to indicate compliance of the above Inspection & Test clauses mentioned vide Section VI
above. Pre-dispatch/Shipment Inspection & Testing charges, if any, must be quoted Separately on
Tender No. SDG7811P13/09
Page 20 of 29
lump sum basis which shall be considered for evaluation of the offers. To and fro fares, boarding/
lodging and other en-route expenses of OIL’s Inspection team for carrying our inspection shall be
borne by OIL.
3.0
Installation & Commissioning :
3.1
The successful bidder will be required to install and commission the unit as indicated vide Section
VII above by their competent service engineer within two (2) months from the date of intimation from
OIL.
3.2
Installation/ Commissioning charges must be quoted separately on lumpsum basis which shall be
considered for evaluation of the offers.
3.3
While quoting Installation/Commissioning above, bidder should take into account all charges
including to and fro fares, boarding/lodging, local transport at Duliajan, Assam and other expenses
of supplier's personnel during their stay at Duliajan. OIL may provide accommodation on
Chargeable basis subject to availability. Bidder should confirm about providing all these services in
their Bid. However, OIL reserves the right to avail such services at its own discretion.
4.0
Tax & Duties:
(i)
All taxes, stamp duties and other levies imposed outside India shall be the responsibility of
the Bidder/Seller and charges thereof shall be included in the offered rates.
(ii)
All Taxes & levies imposed in India, for the services including installation & commissioning,
shall be to the Bidder/Seller's account.
(iii)
Income Tax on the value of the Services rendered by the Bidder /Seller in connection with
installation, commissioning, training etc. shall be deducted at source from the invoices at the
appropriate rate under the I.T. Act & Rules from time to time.
5.0
Payment : Payment shall be released as follows:
i) 80 % of the Genset value will be released against supply of Genset against proof of
despatch/shipment of the goods.
ii) Remaining 20 % of the Genset value along with commissioning charges shall be paid after
successful commissioning and acceptance of the Genset by OIL at site.
OIL may consider making 100 % payment of the Genset value towards supply of the Genset against
proof of dispatch/shipment provided bidders agree to pay interest @ 1% above prevailing Bank Rate
(CC rate) of State Bank of India for 20 % of the Genset value and also submit Bank Guarantee for
the equivalent amount plus interest valid till successful commissioning of Genset at site. This is in
addition to the 10 % of the order value towards Performance Security as per the NIT requirement.
Any offer not complying with the above shall be loaded at one percent above the prevailing Bank
Rate (CC rate) of State Bank of India for evaluation purpose.
6.0
Oil India Purchase Order No. must be engraved on the body of the item. Bidder must confirm the
same categorically in their quotation.
6.1
To ascertain the substantial reponsiveness of the bid OIL reserves the right to ask the bidder for
clarification in respect of clauses covered under BRC also and such clarifications fulfilling the BRC
clauses in toto must be received on or before the deadline given by the company, failing which the
offer will be summarily rejected.
Tender No. SDG7811P13/09
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6.2
The items covered by this enquiry shall be used by Oil India Limited in the PEL/ML areas which are
issued/renewed after 01/04/99 and hence Nil Customs Duty during import will be applicable.
Indigenous bidder shall be eligible for Deemed Export Benefit against this purchase. Details of
Deemed Export are furnished vide Addendum to MM/GLOBAL/E-01/2005 attached.
6.3
Other terms and conditions of the tender shall be as per “General Terms & Conditions” for eProcurement as per Booklet No. MM/GLOBAL/E-01/2005 for E-procurement (ICB Tenders).
However, if any of the Clauses of the Bid Rejection Criteria (BRC) / Bid Evaluation Criteria (BEC)
mentioned here contradict the Clauses in the “General Terms & Conditions” for e-Procurement as
per Booklet No. MM/GLOBAL/E-01/2005 for E-procurement (ICB Tenders) of the tender and/or
elsewhere, those mentioned in this BEC / BRC shall prevail.
Tender No. SDG7811P13/09
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Annexure – II
Bid Rejection Criteria (BRC) & Bid Evaluation Criteria (BEC)
(I)
BID REJECTION CRITERIA (BRC)
The bid must conform to the specifications and terms and conditions given in the enquiry.
Bid will be rejected in case the items offered do not conform to all the required technical
parameters stipulated in the technical specifications and to the respective international /
national standards wherever stipulated. Notwithstanding the general conformity of the bids
to the stipulated specifications and terms and conditions, the following requirements shall
have to be particularly met by the bidders, without which the offer will be considered as nonresponsive and rejected.
A.
Technical
1.0
The gas engine should be spark-ignited, stoichiometric, natural gas, four stroke, multi-cylinder, naturally
aspirated or turbocharged, radiator cooled engine, conforming to ISO 3046 / BS 5514 / IS 10000 standards and
capable of developing a net HP in the range of 60-65 BHP at 1500 rpm in case of prime power Gen Set with a
maximum compression ratio of 12 : 1.
In case of base load rated Gen Set, the BHP of the engine shall be equal to the maximum BHP of the engine for
prime power Gen set.
2.0
The Alternator must be brushless type.
3.0
Bidder's Qualification:
3.1
Bidder should be an OEM for the Engine or the Alternator or the complete Generating Set
OR
Authorized dealer of OEM for the Engine or the Alternator or the complete Generating Set
OR
An OEM approved assembler of Generating Set or its authorized representative.
3.2
In case the bidder is an OEM of Engine or its authorized dealer, Alternator must be purchased from the OEM
of Alternator or its authorized dealer and vice versa.
OR
In case the bidder is an OEM approved assembler of Generating set, the Engine and the Alternator must be
purchased from respective OEM or their authorized dealers.
Note: But whatever may be their status in para 3.1 & 3.2 above, bidder will have to enclose Documentary
evidence along with the offer failing which offer will be rejected.
4.0
Bidders should have the experience of successfully completing at least 3(Three) orders in the last 10(Ten)
years before the bid closing date of this tender against supply, installation, commissioning and testing of Gas
Engine driven Generating sets of capacity 50 KVA or above for offered Generating set along with the Control
Panels and accessories in Central or State PSUs, Central Govt.Organisations of India or any other Public
Limited Company. Documentary evidence in this regard must be provided along with the quotation failing which
offer will be rejected.
Tender No. SDG7811P13/09
Page 23 of 29
5.0
The bidder must undertake and confirm from OEM that the equipment to be supplied are not going to become
obsolete for the next 10 years and provisioning of spares will be continued.
6.0
The engine of the offered Generating set should have proven track record for power generation applications in
Central/State PSUs or Central Govt.Organisations of India or any other Public Limited Company and should
have logged minimum 6000 hours or one year from its date of commissioning prior to the bid closing date of this
tender.
The fuel for the Generating Set shall be natural gas and it should be running on well-head natural gas (wet) at
its deployed site.
Note: Relevant documentary evidences in support of the three conditions mentioned above should be enclosed
with the offer failing which the offer shall be summarily rejected.
7.0
The bidder must categorically confirm the following in their bid, failing which their bid shall be rejected:
i) The offered Gas engine driven Generating Set shall comply with the latest CPCB norms/regulations.
ii) In the event of any new CPCB norms/regulations governing gas engine driven Generating Set are made
effective prior to delivery of the Gen Set (but after bid closing date) the supplied Gen Set shall comply with the
latest CPCB norms/regulations.
iii) The compliance report from Govt approved agencies must be submitted prior to dispatch of the Gen Set for
OIL's scrutiny and acceptance.
(B)
COMMERCIAL :
1.0
Bids are invited under Single Stage Two Bid System. Bidders shall quote accordingly under Single Stage Two
Bid System. Any offer not complying with the above will be rejected straightaway.
2.0
Bid security of US $ 2,490.00 or Rs. 1,12,000.00 shall be furnished as a part of the TECHNICAL BID (refer
Clause Nos.9.0 & 12.0 (Section A) of “General Terms & Conditions” for e-Procurement as per Booklet No.
MM/GLOBAL/E-01/2005 for E-procurement (ICB Tenders)). Any bid not accompanied by a proper bid
security in ORIGINAL will be rejected without any further consideration. For exemption for submission of
Bid Security, please refer Clause No. 9.8 (Section A) of “General Terms & Conditions” for e-Procurement as per
Booklet No. MM/GLOBAL/E-01/2005 for E-procurement (ICB Tenders). Bank Guarantee towards Bid Security
shall remain valid till 9th January 2014.
3.0
Validity of the bid shall be minimum 6 months (180 days) from Bid closing date. Bids with lesser validity will be
rejected.
4.0
Bidders must confirm that Goods, materials or plant(s) to be supplied shall be new of recent make and of the
best quality and workmanship and shall be guaranteed for a period of eighteen months from the date of
shipment/dispatch or twelve months from the date of commissioning whichever is earlier against any defects
arising from faulty materials, workmanship or design. Defective goods/materials or parts rejected by OIL shall
be replaced immediately by the supplier at the supplier’s expenses and no extra cost to OIL.
5.0
Successful bidder will be required to furnish a Performance Bank Guarantee @10% of the order value. The
Performance Bank Guarantee must be valid for one year from the date of receipt/acceptance of goods or 18
months from the date of shipment whichever is earlier. Bidder must confirm the same in their Technical Bid.
Offers not complying with this clause will be rejected.
Commercial Bid Rejection Criteria will be as per Section D of General Terms & Conditions of Global
Tender (MM/GLOBAL/E-01/2005) with following Special Bid Rejection Criteria.
Tender No. SDG7811P13/09
Page 24 of 29
6.0
Bidders are required to submit the summary of the prices in their priced bids as per bid format
( Summary ), given below :
(i)
Priced Bid Format ( SUMMARY ) for Foreign Bidders :
(A)
(B)
(C)
(D)
(E)
(F)
(G)
(H)
(I)
(J)
(K)
(L)
(M)
(N)
Total material cost of the Gen set with Accessories
Cost of Commissioning spares, if any
Grand Total Material Cost, ( A + B )
Packing & FOB Charges
Total FOB Port of Shipment value, ( C + D ) above
Ocean Freight Charges upto Kolkata, India
Insurance Charges
Total CIF Kolkata value, ( E + F + G )
Pre-despatch Inspection & Testing charges( by OIL), if any
Installation & Commissioning charges
Total Value, ( H + I + J ) above
Total value in words :
Gross Weight :
Gross Volume
(ii)
Priced Bid Format ( SUMMARY ) for Indigenous Bidders :
(A)
(B)
(C)
(D)
(E)
(F)
(G)
(H)
(I)
(J)
(K)
(L)
(M)
(N)
(O)
(P)
(Q)
Total material cost of Gen set with Accessories
Cost of Commissioning spares, if any
Grand Total Material Cost
Packing and Forwarding Charges
Total Ex-works value
Sales Tax, (Please indicate applicable rate of Tax)
Total FOR Despatching station price
Road Transportation charges to Duliajan
Insurance Charges
Assam Entry tax
Total FOR Duliajan value
Pre-despatch Inspection & Testing charges( by OIL), if any
Installation & Commissioning charges
Total Value, ( K + L + M ) above
Total value in words :
Gross Weight :
Gross Volume :
NOTE :
1. Cost of individual items must be quoted separately.
2. The items covered under this enquiry shall be used by OIL in the PEL/ML areas
issued/renewed after 01/04/99 and hence, applicable Customs Duty for import of goods shall
be ZERO. Indigenous bidders must quote Deemed Export prices. Excise Duty under Deemed
Export exempted.
Tender No. SDG7811P13/09
Page 25 of 29
7.0
Pre-Despatch / Shipment Inspection & Testing charges, if any, shall be quoted on lumpsum basis separately
which shall be considered for commercial evaluation of the offers. However, all to and fro fares,
boarding/lodging and other expenses of OIL’s Inspection Engineer(s) shall be borne by OIL.
Installation/Commissioning must be quoted separately on lumpsum basis which shall be considered for
evaluation of the offers. These charges should include amongst others to and fro fares, boarding/lodging, local
transport at Duliajan and other expenses of supplier’s commissioning/training personnel during their stay at
Duliajan, Assam(India).
Bidders must categorically indicate the above charges in their commercial offers and must confirm the same in
their Technical bids.
7.1
Offers not complying with the payment terms indicated in the enquiry shall be loaded with one percent above
the prevailing Bank rate (CC rate) of State Bank of India for duration of commissioning time indicated in the
tender plus transit time (3 months) for evaluation purpose.
8.0
Offers received without Integrity Pact duly signed by the authorised signatory of the bidder will
be rejected.
(II)
BID EVALUATION CRITERIA (BEC) :
Bids conforming to the specifications, terms and conditions stipulated in the tender and
considered to be responsive after subjecting to the Bid Rejection Criteria will be considered
for further evaluation as per the Bid Evaluation Criteria mentioned in Section D of “General
Terms & Conditions” for e- Procurement as per Booklet No. MM/GLOBAL/E-01/2005.
Tender No. SDG7811P13/09
Page 26 of 29
CHECK LIST
ANNEXURE III
THE CHECK LIST MUST BE COMPLETED AND RETURNED WITH YOUR OFFER. PLEASE ENSURE THAT ALL THESE POINTS
ARE COVERED IN YOUR OFFER. THESE WILL ENSURE THAT YOUR OFFER IS PROPERLY EVALUATED. PLEASE TICK
MARK 'YES' OR 'NO' TO THE FOLLOWING QUESTIONS, IN THE RIGHT HAND COLUMN.
( A) TECHNICAL CHECK LIST
THE FOLLOWING CHECKLIST MUST BE COMPLETED AND RETURNED WITH THE OFFER. PLEASE ENSURE
THAT ALL THESE POINTS ARE COVERED IN YOUR OFFER. THESE WILL ENSURE THAT YOUR OFFER IS
PROPERLY EVALUTED. PLEASE TICK MARK “YES” OR “NO” TO THE FOLLOWING QUESTION, IN THE RIGHT
HAND.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
Whether quoted as OEM of Engine and whether documentary
evidence submitted?
Whether quoted as OEM of Alternator & whether documentary
evidence submitted?
Whether quoted as Authorized Dealer of OEM (Engine/Alternator)
and whether documentary evidences submitted?
Whether quoted as Assembler , OEM of Gen Set manufacturer or
authorized dealer of OEM ( Gen Set Manufacturer)?
Whether separately highlighted any deviation from the technical
specification?
Whether detail specification of Alternator with manufacturer’s
technical literature/catalogue enclosed?
Whether test certificate of Alternator and Control Panel will be
submitted?
Whether two sets of installation/ commission, Maintenance Manual
shall be submitted?
Whether spare parts for 10 years shall be supplied?
Whether power and Wiring diagram of Alternator Control Panel
submitted?
Whether bill of Materials of Control Panel submitted?
Whether confirmed that control panel drawing shall be approved by
OIL before manufacturing in the event of placement of order?
Whether offered engine is as per NIT ?
Whether quoted for supply, installation, commissioning & handing
over of genset?
Whether the availability of full load testing facility of Gen set in one
location (place) is indicated and high lighted in the offer?
YES/NO
YES/NO
YES/NO
YES/NO
YES/NO
YES/NO
YES/NO
YES/NO
YES/NO
YES/NO
YES/NO
YES/NO
YES/NO
YES/NO
YES/NO
Offer referance
Name of the Bidder
Tender No. SDG7811P13/09
Page 27 of 29
ANNEXURE III
( B ) COMMERCIAL CHECK LIST
THE CHECK LIST MUST BE COMPLETED AND RETURNED WITH YOUR OFFER. PLEASE ENSURE THAT ALL THESE
POINTS ARE COVERED IN YOUR OFFER. THESE WILL ENSURE THAT YOUR OFFER IS PROPERLY EVALUATED. PLEASE
SELECT "Yes" OR "No" TO THE FOLLOWING QUESTIONS, IN THE RIGHT HAND COLUMN.
Sl#
1.0
2.0
2.1
2.2
REQUIREMENT
Whether bid submitted under Single Stage Two Bid System?
Whether quoted as manufacturer?
Whether quoted as Supply House / Distributor. To SpecifyIf quoted as Supply House / Distributor,
COMPLIANCE
Yes / No
Yes / No
Yes / No
Yes / No
(a) Whether submitted valid and proper authorization letter from manufacturer confirming
that bidder is their authorized Supply House for the product offered ?
(b) Whether manufacturer’s back-up Warranty/Guarantee certificate submitted?
3.0
Whether ORIGINAL Bid Bond (not copy of Bid Bond) Sent separately? If YES, provide details
3.1
3.2
3.3
3.4
(a) Amount :
(b) Name of issuing Bank :
(c) Validity of Bid Bond :
Whether offered firm prices ?
Whether quoted offer validity of Six months from the date of closing of tender?
Whether quoted a firm delivery period?
Whether agreed to the NIT Warranty clause?
3.5
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
3.6
3.61
3.7
Whether confirmed acceptance of tender Payment Terms of 80% against shipment/dispatch
documents and balance 20% after successful commissioning along with commissioning
charges?
Whether confirmed to submit PBG as asked for in NIT?
Whether agreed to submit PBG within 30 days of placement of order?
Whether Price submitted as per Price Schedule (refer Para 6.0 of BRC vide Annexure – II)?
3.72
Whether all the items of tender quoted?
Yes / No
6.73
Whether confirmed that all spares & consumables will be supplied for a minimum period of 10
years?
Whether cost of Recommended Spares for 2 years of operations quoted?
Whether quoted as per NIT (without any deviations)?
Whether quoted any deviation?
Whether deviation separately highlighted?
Whether indicated the country of origin for the items quoted?
Whether technical literature / catalogue enclosed?
Whether weight & volume of items offered indicated?
Yes / No
3.74
3.8
3.81
3.82
3.9
3.91
3.92
Tender No. SDG7811P13/09
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Page 28 of 29
4.0
For Foreign Bidders - Whether offered FOB / FCA port of despatch including sea / air worthy
packing & forwarding?
Yes / No
4.1
For Foreign Bidders – Whether port of shipment indicated. To specify:
For Foreign Bidders only - Whether indicated ocean freight up to Kolkata port (Excluding marine
insurance ) ?
Whether Indian Agent applicable ?
If YES, whether following details of Indian Agent provided?
(a) Name & address of the agent in India – To indicate
(b) Amount of agency commission – To indicate
(c) Whether agency commission included in quoted material value?
Yes / No
Yes / No
Yes / No
5.1
5.2
5.3
5.4
5.5
6.0
For Indian Bidders – Whether indicated the place from where the goods will be dispatched. To
specify :
For Indian Bidders – Whether road transportation charges up to Duliajan quoted?
For Indian Bidders only - Whether offered Ex-works price including packing/forwarding charges?
For Indian Bidders only - Whether indicated import content in the offer?
For Indian Bidders only - Whether offered Deemed Export prices?
For Indian Bidders only – Whether all applicable Taxes & Duties have been quoted?
Whether all BRC/BEC clauses accepted ?
7.0
Whether confirmed to offer the equipment for Pre-despatch/shipment Inspection & testing?
Yes / No
7.1
7.2
Whether Pre-despatch/shipment inspection & testing charges applicable?
Yes / No
Yes / No
4.2
4.3
5.0
7.3.
7.4
7.5
7.6
7.7
8.0
If Pre-despatch/shipment inspection & testing charges applicable, whether quoted separately on
lumpsum basis?
Whether confirmed to carry out Installation & Commissioning of the equipment at
Duliajan(Assam) ?
Whether Installation & Commissioning charge applicable?
If Installation/ Commissioning and Training charges applicable, whether separately quoted on
lumpsum basis?
Whether to & fro air fares, boarding/lodging of the commissioning personnel at Duliajan,
Assam(India) included in the quoted charges ?
Whether confirmed that all Service, Income, Corporate tax etc. applicable under Installation/
Commissioning & Training are included in the prices quoted ?
Whether Integrity Pact with digital signature uploaded?
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Offer referance
Name of the Bidder
**************************
Tender No. SDG7811P13/09
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