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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹55.0 LAccepted-AOC 9 EZRA STREET KOLKATA 700 001 | KOLKATA | KOLKATA | WEST BENGAL | 700001 | L1 | Accepted-AOC QUOTED RATE LOWEST AND REASONABLE. | |
| 2 | L2₹63.3 L+₹8.3 L (15.0%)Rejected-Finance 87 MARIUM MAHAL SADAR BAZAR BARRACK PORE 24 NORTH PGS | 24 PARAGANAS NORTH | WEST BENGAL | 700028 | L2 | Rejected-Finance QUOTED RATE NOT LOWEST | |
| 3 | L3₹68.5 L+₹13.5 L (24.6%)Rejected-Finance POST BOX NO 539 JUNGLIGHAT P O SRI VIJAYA PURAM 744 103 | SRI VIJAYA PURAM | SOUTH ANDAMAN | ANDAMAN AND NICOBAR ISLANDS | 744103 | L3 | Rejected-Finance QUOTED RATE NOT LOWEST | |
| 4 | L4₹69.0 L+₹14.0 L (25.5%)Rejected-Finance 10 1 GROUND FLOOR WEST GHOSH PARA JAGATDAL JAGATDAL JAGATDAL NORTH 24 PARGANAS WEST BENGAL 743125 | 24 PARAGANAS NORTH | WEST BENGAL | 743125 | L4 | Rejected-Finance QUOTED RATE NOT LOWEST | |
| 5 | L5₹73.7 L+₹18.7 L (34.0%)Rejected-Finance | L5 | Rejected-Finance QUOTED RATE NOT LOWEST |
| Sl No | Description | Qty | Unit | tulsani associates L5 | RADHA ENTERPRISE L4 | JHAWAR SUPPLIERS L2 | INDIA ELECTRICAL EQUIPMENTS L8 | Prasur Electricals & Engineering Co. L1 | Vijaypower Generators Limited L9 | BHARAT MULTITECH INDUSTRIES PVT LTD L3 | MERCANTILE AGENCY L7 | saitraders L6 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00NOTES :The bidders/contractors are advised to read tender document & all corrigendum/ amendments and General conditions of contracts before entry/quoting the rates. | ||||||||||||
| 2.00 | Supply, Installation, testing & commissioning floor mounted, 6.6 KV, 3 Ph, 50Hz indoor type Ring Main Unit (RMU) with 3 way consisting of 02 Nos as incoming motor operated load break switches (LBSs)(SF 6) and 01 No outgoing Vacuum circuit Breaker (VCB) with electrical closing and tripping along with disconnector and earthing switches with self powered O/C ,E/F relay (RS485) with Bus PT Metering module battery charger along with batteries required for Electrical operations of RMU with over load and earth fault complete with necessary base frame for fixing switch gear in existing indoor substation and including compatible to SCADA system with all standard accessories as under and as per manufacturer's recommendation and complete all as per specified and as directed :-
(i) The Package scope of work shall include design, manufacture, testing, delivery installation commissioning Ring Main Units capable of being monitored and controlled by the SCADA/DMS and also manually operated RMUs. This also includes supply of relevant 6.6 kV cable termination kits including the jointing as per this tender specification.
Cont...... | 2 | Each | 9,09,000 ₹18,18,000 | 15,00,000 ₹30,00,000 | 10,40,000 ₹20,80,000 | 16,92,000 ₹33,84,000 | 8,90,000 ₹17,80,000 Lowest | 17,05,000 ₹34,10,000 | 10,50,000 ₹21,00,000 | 14,99,000 ₹29,98,000 | 13,00,000 ₹26,00,000 |
| 2.01(ii) Where relevant, the RMU scope of work shall be coordinated with the work to be carried out like providing of UG cable under the project’s other construction packages. (iii) Each RMU shall include its own power supply unit (including auxiliary power transformer, batteries, and battery charger), which shall provide a stable power source for the RMU. In case of remote operated RMUs, the same will be connected to the FRTU required will be procured by utility later. (iv) Each new RMU shall be equipped with main-line load break switches and a fault passage indicator (FPI). Furthermore, to protect each of its lateral / transformer feeders, it shall be equipped with a corresponding set of circuit breakers and self-powered numerical relays. The RMU shall include potential-free contacts so as to connect to SCADA/DMS via FRTUs in case of remote operated RMUs, so as to: (v) Monitor and control the open/closed status of the RMU circuit breakers and load break switches. (vi) Monitor the local/remote position of RMU manually-operated switches that can be used to enable and disable remote monitoring. (vii) Monitor the health of the power supply, which will include battery failure and low voltage indications. (viii) Monitor the open/closed status of RMU earthing switches. (ix) Monitor for low SF6 gas pressure indication in case of SF6 Breaker. (x) Monitor for circuit breaker relay operations. (xi) Monitor for indication of main-circuit fault detected by the RMU’s FPI. (xii) Power supply indications including battery failure and voltage alarms, (xiii) FPI reset control. Note :- (i) RMU shall be fixed on new foundation ,Constructed by contractor as per manufacturer's recommendations and cost of the same shall deemed to be included in the quoted rate. Accordingly, bidder / tender is advised to visit site before quoting his offer and nothing will be paid on this account. (ii) The earthing shall be measured and paid for under respective items of Schedule 'A' | ||||||||||||
| 3.00 | Supply , install, testing and commissioning of indoor type vacuum circuit breakers Panel having one VCBs, for capacity 6.6 KV, 400 Amp, 3 Phase, 3 wire, 50 Hz, having a fault level of 250 MVA at 6.6 KV , 13.1 KA breaking capacity totally enclosed single bus bar for each phase, floor mounting, metal clad, Indoor extensible type flush fronted, Draw out type, horizontal/vertical isolation type with Electrical and Mechanical interlock and automatic safety shutter gear including padlocking arrangement, isolation plugs, assambly of 3 vaccum interrpupters, with epoxy support insulations and self - aligning finger type isolating contacts, truck having integral racking with necessary interlocks ( for insertion and withdrawal of VCB), manual and automatic motor charged independent closing/ tripping spring , trip free operating mechanism with closing and tripping push buttons and mechanical breakere ,including inbuild battry back up system & all standard fitting and accessories of following specification For Incoming, Out going and Bus coupler
(A) Specification for VCBs
(i) Bus bar chamber with 3 phase copper bus bar 1000 Amp rating duly insulated - 01 set ( set of three).
Cont.... | 2 | Each | 10,60,200 ₹21,20,400 | 7,50,000 ₹15,00,000 | 7,75,000 ₹15,50,000 | 15,52,000 ₹31,04,000 | 6,90,000 ₹13,80,000 Lowest | 36,64,000 ₹73,28,000 | 9,80,000 ₹19,60,000 | 8,09,900 ₹16,19,800 | 8,48,000 ₹16,96,000 |
| 3.01Cont... (ii) Electrical trip coil 110 V DC - 1 No (iii) Electrical shunt coil 110 V DC – 01 No (iv) CT Chamber incorporating 3 Nos single phase rasin cast current transformer ratio 100/50/5-5 class 1.0 for metering & class 5P10 for protection and burdon 30 VA - 1 Nos (v) 3 Phase, 3 Limb draw out type bus connected Epoxy potencial transformer, ratio 6.6 KV/√3/110V/√3 AC acuuracy 1.0, burdon 200 VA - 01 No. (vi) Digital ammeter 0 to 100 Amp,( 100% of CT ratio)for 3 phase -01 No. (vii) Digital voltmeter rating 0 to 12 KV, for 3 phase - 01 No (viii) DIGITAL Load manager for amps, volts, KW, KVA, KVAR, and PF type QUASER of Enercon/ L&T - 01 N, (ix)Three phase over current and earth fault relay digital numerical auxillary supply 20-110V AC/DC CT out put contacts 2 No + NC, rating-5, O/C Is= 20-200% in step of 5% E/F Os=5-80% in step of 5%. (x) Auxiliary relay with 4 N/O & N/C - 1Nos , (xi) TNC switch and LR swich - 1Nos , (xii) Heat control switch- 1 Nos (xiii) RYB, ON/Off , spring charged and discharged & VCB trip indications- 1 set , (xiv ) Spece heater with thermostate - 1 No, (xv) Operating counter - 1 No , (xvi) Rear cable box suitable for 185 Sqmm 3 core XLPE cable - 2 Nos, (xvii) Spring charging motor with starter 230 v Ac-1 No Note :- (i) VCB shall be fixed on new foundation ,Constructed by contractor as per manufacturer's recommendations and cost of the same shall deemed to be included in the quoted rate. Accordingly, bidder / tender is advised to visit site before quoting his offer and nothing will be paid on this account. (ii) The earthing shall be measured and paid for under respective items of Schedule 'A' | ||||||||||||
| 4.00 | Material and labour for disconnecting the electrical cable connection from existing HT OCB of 800/400 Amp Capacity of any make and Size complete as directed. | 2 | Each | 1,800 ₹3,600 | 10,000 ₹20,000 | 2,500 ₹5,000 | 1,500 ₹3,000 Lowest | 9,500 ₹19,000 | 3,000 ₹6,000 | 5,000 ₹10,000 | 2,500 ₹5,000 | 15,000 ₹30,000 |
| 5.00 | M& L for Earthing of machinery/ equipment installed at power house /substation, using galvanised steel earth plate eletcrode 600 x 600 x 6.3 mm thick as buried directly in ground (earth pit not less than 3mtr below normal ground level connected to galvanised earth strip of size 32x6 mm by means of bolts nuts,check nuts and washers at complete etc all as shown in electrical plate No-3 of SSR part-1 connected to earthing test point all as specified or indicated including PCC pit in PCC(1:3:6) type CI cast iron frame 50mm thick pre cast RCC (1:1½ :3) nominal mix cover slab reinforced with 8mm dia mild steel bar including necessary excavation earth work in soft/loose soil and disposal of spoil to a distance n.exc 50mtr and funnel with watering pipe wire mesh GI protection pipe 40mm bore including testing complete all as specified and directed by Engineer-in-Charge. (Note - Earthing lead and GI protection pipe beyond 7.5 mtr shall be measured and paid deparately) | 8 | Each Set | 7,200 ₹57,600 | 8,000 ₹64,000 | 8,000 ₹64,000 | 6,500 ₹52,000 Lowest | 9,250 ₹74,000 | 7,200 ₹57,600 | 8,000 ₹64,000 | 6,800 ₹54,400 | 8,000 ₹64,000 |
| 6.00 | Supply and fixing Galvanised Iron strip 32 mm X 6 mm complete with saddles and fixing screws for fitting the stripcomplete all as specified and directed by Engineer-in-Charge. | 150 | RM | 225 ₹33,750 | 230 ₹34,500 | 235 ₹35,250 | 160 ₹24,000 Lowest | 328 ₹49,200 | 198 ₹29,700 | 300 ₹45,000 | 160 ₹24,000 Lowest | 500 ₹75,000 |
| 7.00 | Supply, laying & testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 6000 volts grade,3 core of size 120 sq mm complete all as specified and as directed.
(From Main receiving station 2 to Substation No 01 and interconnection with Ring Main Units and From Main receiving station 1 to Substation No 03 and interconnection with Ring Main Units) | 1,200 | RM | 1,998 ₹23,97,600 | 1,400 ₹16,80,000 | 1,340 ₹16,08,000 | 1,564 ₹18,76,800 | 1,234 ₹14,80,800 Lowest | 1,396 ₹16,75,200 | 1,450 ₹17,40,000 | 1,550 ₹18,60,000 | 1,550 ₹18,60,000 |
| 8.00 | Excavation in trenches not exc. 1.50m wide and n.exc.1.5m in depth for foundation of cable trenches/ pole and etc and getting out in soft/loose soil complete all as specified and as directed. | 540 | Cum | 243 ₹1,31,220 | 150 ₹81,000 Lowest | 295 ₹1,59,300 | 180 ₹97,200 | 222 ₹1,19,880 | 410 ₹2,21,400 | 290 ₹1,56,600 | 250 ₹1,35,000 | 300 ₹1,62,000 |
Tender Value
₹85.5 L
EMD Value
₹1.5 L
Closing Date
9 Jan 2026, 6:00 pmClosed
CWE KOLKATA
Headquarter Commander Works Engineers Military Engineer Services No1 National Library Avenue Alipore Kolkata700 027
PROVN OF 02 x HT RING MAIN UNIT AND CABLE AND ALLIED WORKS AT CH(EC) AND II LINE UNDER GE (A) KOLKATA
2025_MES_744260_1
C/8452/E-34/25-26
Open Tender
Electrical and Maintenance Works
Item Rate
270 days
GE ALIPORE KOLKATA
Please refer Tender documents.
4 documents required · 4 mandatory
₹1,000
GE ALIPORE KOLKATA
₹1.5 L
Yes
26 Feb 2026
12 Dec 2025
16 Jan 2026
12 Dec 2025
9 Jan 2026
2 Jan 2026
13 Dec 2025 - 20 Dec 2025
NOTES :The bidders/contractors are advised to read tender document & all corrigendum/ amendments and General conditions of contracts before entry/quoting the rates.
(ii) Where relevant, the RMU scope of work shall be coordinated with the work to be carried out like providing of UG cable under the project’s other construction packages. (iii) Each RMU shall include its own power supply unit (including auxiliary power transformer, batteries, and battery charger), which shall provide a stable power source for the RMU. In case of remote operated RMUs, the same will be connected to the FRTU required will be procured by utility later. (iv) Each new RMU shall be equipped with main-line load break switches and a fault passage indicator (FPI). Furthermore, to protect each of its lateral / transformer feeders, it shall be equipped with a corresponding set of circuit breakers and self-powered numerical relays. The RMU shall include potential-free contacts so as to connect to SCADA/DMS via FRTUs in case of remote operated RMUs, so as to: (v) Monitor and control the open/closed status of the RMU circuit breakers and load break switches. (vi) Monitor the local/remote position of RMU manually-operated switches that can be used to enable and disable remote monitoring. (vii) Monitor the health of the power supply, which will include battery failure and low voltage indications. (viii) Monitor the open/closed status of RMU earthing switches. (ix) Monitor for low SF6 gas pressure indication in case of SF6 Breaker. (x) Monitor for circuit breaker relay operations. (xi) Monitor for indication of main-circuit fault detected by the RMU’s FPI. (xii) Power supply indications including battery failure and voltage alarms, (xiii) FPI reset control. Note :- (i) RMU shall be fixed on existing foundation , in case any existing foundation are not fit for new equipment, same shall be construction by contractor as per manufacturers' recommendation and cost of the same shall deemed to be included in the quoted rate. Accordingly bidder/ tenderer is advised to visit site before quoting his offer and nothing will be paid on this account. (ii) The earthing shall be measured and paid for under respective items of Schedule 'A'
Cont... (ii) Electrical trip coil 110 V DC - 1 No (iii) Electrical shunt coil 110 V DC – 01 No (iv) CT Chamber incorporating 3 Nos single phase rasin cast current transformer ratio 100/50/5-5 class 1.0 for metering & class 5P10 for protection and burdon 30 VA - 1 Nos (v) 3 Phase, 3 Limb draw out type bus connected Epoxy potencial transformer, ratio 6.6 KV/√3/110V/√3 AC acuuracy 1.0, burdon 200 VA - 01 No. (vi) Digital ammeter 0 to 100 Amp,( 100% of CT ratio)for 3 phase -01 No. (vii) Digital voltmeter rating 0 to 12 KV, for 3 phase - 01 No (viii) DIGITAL Load manager for amps, volts, KW, KVA, KVAR, and PF type QUASER of Enercon/ L&T - 01 N, (ix)Three phase over current and earth fault relay digital numerical auxillary supply 20-110V AC/DC CT out put contacts 2 No + NC, rating-5, O/C Is= 20-200% in step of 5% E/F Os=5-80% in step of 5%. (x) Auxiliary relay with 4 N/O & N/C - 1Nos , (xi) TNC switch and LR swich - 1Nos , (xii) Heat control switch- 1 Nos (xiii) RYB, ON/Off , spring charged and discharged & VCB trip indications- 1 set , (xiv ) Spece heater with thermostate - 1 No, (xv) Operating counter - 1 No , (xvi) Rear cable box suitable for 185 Sqmm 3 core XLPE cable - 2 Nos, (xvii) Spring charging motor with starter 230 v Ac-1 No Note :- (i) VCB shall be fixed on existing foundation , in case any existing foundation are not fit for new equipment, same shall be construction by contractor as per manufacturers' recommendation and cost of the same shall deemed to be included in the quoted rate. Accordingly bidder/ tenderer is advised to visit site before quoting his offer and nothing will be paid on this account. (ii) The earthing shall be measured and paid for under respective items of Schedule 'A'
Supply and fixing Galvanised Iron strip 32 mm X 6 mm complete with saddles and fixing screws for fitting the stripcomplete all as specified and directed by Engineer-in-Charge.
Supply, laying & testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 6000 volts grade,3 core of size 120 sq mm complete all as specified and as directed. (From Main receiving station 2 to Substation No 01 and interconnection with Ring Main Units and From Main receiving station 1 to Substation No 03 and interconnection with Ring Main Units)
Excavation in trenches not exc. 1.50m wide and n.exc.1.5m in depth for foundation of cable trenches/ pole and etc and getting out in soft/loose soil complete all as specified and as directed.
Removing excavated materials (soils) to a distance not exc. 50m and depositing where directed at a level not.exc. 1.5m above starting point complete all as specified and as directed.
Returning, filling in , including spreading, levelling, watering and well ramming in layers not exceeding 25cm in soft/loose soil complete all as specified and as directed
Material and labour for Sand cushioning to the full width of trenches for protection of cables including punning down complete all as specified. Note :- Thickness of sand cushioning shall be the thickness after punning down.
Supply and laying un-reinforced precast concrete cable cover, class HVP, Type 1 with peak, size 300mm x 180mm x 40mm laid flat dry, in trenches with width of the brick laid to the axis the of cable for protection of cable complete all as specified and as directed.
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