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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹1Accepted-AOC | ₹1 | L1 | Accepted-AOC RC order placed. |
| 2 | L1₹1Accepted-AOC | ₹1 | L1 | Accepted-AOC RC order placed. |
| 3 | L1₹1Accepted-AOC | ₹1 | L1 | Accepted-AOC RC order placed. |
| 4 | L1₹1Accepted-AOC | ₹1 | L1 | Accepted-AOC RC order placed. |
| 5 | L1₹1Accepted-AOC | ₹1 | L1 | Accepted-AOC RC order placed. |
Tender Value
Refer Docs
EMD Value
₹3 L
Closing Date
22 Sept 2021, 2:30 pmClosed
Chief Engineer_Procurement and Contracts
Vidyut Bhavan (4th Floor, Block-D ), Bidhannagar
Rate contract for repairing of Damaged_Defective Distribution Transformers of different Type _Capacity
2021_WBSED_339773_1
P-14/2021-22/DTR/RC/PC-III
Open Tender
Electrical Work/ Equipment
730 days
Vidyut Bhavan (4th Floor), Bidhannagar
Please refer Tender documents.
5 documents required · 5 mandatory
₹0
₹3 L
Yes
Vidyut Bhavan (4th Floor, Block-D ), Bidhannagar
2 Sept 2022
12 Aug 2021
27 Sept 2021
12 Aug 2021
22 Sept 2021
25 Aug 2021
18 Aug 2021
Supply of Bushing in replacement of broken one as per IS:3347 of 1979 & IS: 2099 of 1986 and their latest amendment
33 KV 250 Amps
12 KV 250 Amps
12 KV 630 Amps
1.1 KV 250 Amps
1.1 KV 630 Amps
1.1 KV 1000 Amps
Supply of Studs for Busing complete with Nuts, Washers and Cap Fittings according to requirement conforming to IS:3347 of 1979 & IS: 2099 of 1986 and their latest amendment
Brass Stud with Brass Fittings complete with Nuts, Washers & Cap Fittings- 12 KV 250 Amps
Brass Stud with Brass Fittings complete with Nuts, Washers & Cap Fittings- 1.1 KV 250 Amps
Brass Stud with Brass Fittings complete with Nuts, Washers & Cap Fittings- 1.1 KV 630 Amps
Brass Stud with Brass Fittings complete with Nuts, Washers & Cap Fittings- 1.1 KV 1000 Amps
Aluminium Stud with Aluminium Fittings complete with Nuts, Washers etc.- 12 KV 250 Amps
Aluminium Stud with Aluminium Fittings complete with Nuts, Washers etc.- 1.1 KV 250 Amps
Copper Stud with Copper Fittings complete with Nuts etc.- 12 KV 250 Amps
Copper Stud with Copper Fittings complete with Nuts etc.- 1.1 KV 250 Amps
Copper Stud with Copper Fittings complete with Nuts etc.- 1.1 KV 630 Amps
Copper Stud with Copper Fittings complete with Nuts etc.- 1.1 KV 1000 Amps 30 mm Stud
Copper Stud with Copper Fittings complete with Nuts etc.- 1.1 KV 1000 Amps 25 mm Stud
Brass Stud with Brass Fittings complete with Nuts, etc. 34 KV/250 Amps
Copper Stud with Brass Fittings complete with Nuts etc. 34 KV/250 Amps
Oil Seal of Bushing made of Neoprene rubber
1.1 KV 250 Amps
1.1 KV 630 Amps
1.1 KV 1000 Amps
12 KV 250 Amps
33 KV 250 Amps
Supply of C.I./M.S. Clamp for Fixing of HT Bushing
33 KV Busing
11 KV Busing
Supply of Arcing Horn assembly
33 KV Single Gap Clamp
11 KV Single Gap Clamp
Supply of Insulating materials for assembly
Phase separator, Spacers, axial ducts, cylinder’s core yoke insulation- Raman make sigma con. 3.1 pre-compressed pressphan paper board
Phase separator, Spacers, axial ducts, cylinder’s core yoke insulation- ”K” Grade Scnapatty White lay pre-compressed Press Board- with thickness of 0.75 mm
Phase separator, Spacers, axial ducts, cylinder’s core yoke insulation- ”K” Grade Scnapatty White lay pre-compressed Press Board- with thickness of 1.5 to 3.2 mm
Phase separator, Spacers, axial ducts, cylinder’s core yoke insulation- ”K” Grade Scnapatty White lay pre-compressed Press Board- with thickness of 5 mm
Inter-leaved insulating paper between the layers of the winding- Epoxy dotted Kraft Paper- with thickness of 3 Mil
Inter-leaved insulating paper between the layers of the winding- Epoxy dotted Kraft Paper-with thickness of 4 Mil
Inter-leaved insulating paper between the layers of the winding- Epoxy dotted Kraft Paper-with thickness of 5 Mil
Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 10 KVA to 25 KVA 11/0.433 KV 3 Ph. Each Transformers
Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 50/63 KVA Transformers
Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 100/160 KVA Transformers
Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 250 KVA Transformers
Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 300/315 KVA Transformers
Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 500 KVA Transformers
Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 630 KVA Transformers
Other (viz Ampere tape, Cotton Tape, Bakelite Tube and Sleeve Rings)- For 100 KVA 33/0.433 KV Transformers
Supply of Neoprene Rubberized Gasket Sheet
3 mm Thickness
5 mm Thickness
6 mm Thickness
Rotary Switch with Handle
250 KVA 5 Position
250 KVA 7 Position
315 KVA 5 Position
315 KVA 7 Position
500 KVA 5 Position
500 KVA 7 Position
630 KVA 5 Position
630 KVA 7 Position
Supply of finished new E.C. Grade Copper Conductor with insulation (Loss: Max. 5% allowed)
Supply of finished new E.C. Grade Copper Strip DPC (50 Sq. mm) with insulation (Loss: Max. 5% allowed)
Supply of finished new Aluminium Conductor Coils/Wires with insulation (Loss: Max. 5% allowed)
S.E. up to 25 KVA
S.E. above 25 KVA
TPC/DPC
Supply of finished new Aluminium Strip DPC/TPC (Loss: Max. 5% allowed)
Supply of M.S. Bolts & Nuts (assorted size) according to requirement (size to be mentioned as per BS 916 BSW)- For all ratings
Supply of Hot-Trip galvanized Nut, Bolts & Washers - Assorted size- For all ratings
Supply of Silica gel Breather with container and first filling
10-25 KVA 11/6.6/6/0.4 KV
50/63 KVA 11/6.6/6/0.4 KV
100/160 KVA 11/6.6/6/0.4 KV
250 KVA 11/6.6/6/0.4 KV
315 KVA 11/6.6/6/0.4 KV
500/630 KVA 11/6.6/6/0.4 KV
Supply of New Cooling round pipe including Welding & Fittings
Supply of Drain Valve / Filter Valve with plug in replacement of old one
BASE PLATE WITH FIXING/ NAME PLATE WITH FIXING/ DTR Indexing
BASE PLATE WITH FIXING (The Base Plate is to be made of M.S. Material 2.5 mm thick measuring 6”x4” to be fixed with the body of the Transformer Tank suitably by continues welding on tank body)
NAME PLATE WITH FIXING: (The Name Plate is to be made of anodized Aluminum 0.6 mm thick measuring 4”x2”. The Name Plate is to be fixed on the base plate by machine screws and welded. The Name Plate should indicate the following)- Name of the Repairer’s Firm/ Name of the Store where from received/ Make/Serial No./ Voltage ratio/ KVA ratings/ % Impedance at 75°C/ Load Loss at 100% Loading/ No load Loss at rated voltage & freq./ Total Loss at 50% loading (If applicable)/ Date of test (The above particulars are to be letter punched on the Name Plate. The general lettering should be attached on Aluminium Plate and anodized)
DTR Indexing (As per instruction of ordering officer)- As per circular by The Director (Dist) Communicated vide memo no. Director (Dist)/ B-6/2(1-52) & (53-78), dated-15.01.09
Joint preliminary/final Survey and preparation of report together with estimate of repair work involved (to be submitted in quadruplicate)
10 KVA/16 KVA/25 KVA/, 11/6.6/6/0.433 KV
50 KVA/63 KVA, 11/6.6/6/0.433 KV
100/160 KVA, 11/6.6/6/0.433 KV
250 KVA, 11/6.6/6/0.433 KV
315 KVA, 11/6.6/6/0.433 KV
500 KVA/630 KVA, 11/6.6/6/0.433 KV
50 KVA, 33/0.433 KV
100 KVA, 33/0.433 KV
250 KVA, 33/0.433 KV
Re-assembly of Transformer found condemned after inspection
10 KVA/16 KVA/25 KVA/, 11/6.6/6/0.433 KV
50 KVA/63 KVA, 11/6.6/6/0.433 KV
100/160 KVA, 11/6.6/6/0.433 KV
250 KVA, 11/6.6/6/0.433 KV
315 KVA, 11/6.6/6/0.433 KV
500 KVA/630 KVA, 11/6.6/6/0.433 KV
50 KVA, 33/0.433 KV
100 KVA, 33/0.433 KV
250 KVA, 33/0.433 KV
Labour Charges for preparation and fittings of new Copper Coil in replacement of damaged ones by providing inter-layer insulation (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
11/6.6/6 KV Coils- HV Coils Insulation TPC
11/6.6/6 KV Coils- HV Coils Insulation DPC
11/6.6/6 KV Coils- HV Coils Insulation SE
33 KV Coils- HV Coils Insulation TPC
33 KV Coils- HV Coils Insulation DPC
33 KV Coils- HV Coils Insulation SE
400 Volts Coils- LV Coil Insulation DPC (Round)
400 Volts Coils- LV Coil Insulation DPC (Rectangular)
Labour Charges for rewinding of existing Copper Conductor
Labour Charges for rewinding with re-insulation of existing Copper Conductor with replacement of inter-layer insulation (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)- 33 KV Coil: TPC/DPC
Labour Charges for rewinding with re-insulation of existing Copper Conductor with replacement of inter-layer insulation (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)- 11 KV 6.6 KV Coil: DPC/TPC
Labour Charges for rewinding without re-insulation of existing Copper Conductor- 33 KV Coil: TPC/DPC
Labour Charges for rewinding without re-insulation of existing Copper Conductor- 11 KV 6.6 KV Coil: DPC/TPC
Labour Charges for rewinding with re-insulation with inter-layer insulation of old LV (400/415/433 Volts) Copper Coil with ducting (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
LV Coils Insulation DPC (Round)
LV Coils Insulation DPC (Rectangular)
Labour Charges for preparation and fitting of finished new Aluminium Coil by providing new inter-layer insulation
11 KV 6.6/6 KV Coils- Insulation DPC (Round)
11 KV 6.6/6 KV Coils- Insulation SE (Round)
400 Volts Coils (with ducting)- Insulation DPC (Round)
400 Volts Coils (with ducting)- Insulation DPC (Rectangular)
Labour Charges for rewinding with replacement of inter-layer insulation of old Aluminium Wire : 11/6.6 KV Coils (DPC/TPC) (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
Labour Charges for rewinding with re-insulation of existing 400 Volts Aluminium Coils by providing new inter-layer insulation with ducting (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
Re-Assembly and Boxing up of Core and Coil after through cleaning, drying and reconnection of Coils including testing charges (Double Voltage Double Frequency test included)
10/16/25 KVA, 11/6.6/6/0.433 KV
50 /63 KVA, 11/6.6/6/0.433 KV
100/160 KVA, 11/6.6/6/0.433 KV
250 KVA, 11/6.6/6/0.433 KV
315 KVA, 11/6.6/6/0.433 KV
500 /630 KVA, 11/6.6/6/0.433 KV
50 KVA, 33/0.433 KV
100 KVA, 33/0.433 KV
250 KVA, 33/0.433 KV
External Painting of Transformers
10/16/25 KVA, 11/6.6/6/0.433 KV
50 /63 KVA, 11/6.6/6/0.433 KV
100/160 KVA, 11/6.6/6/0.433 KV
250 KVA, 11/6.6/6/0.433 KV
315 KVA, 11/6.6/6/0.433 KV
500 /630 KVA, 11/6.6/6/0.433 KV
50 KVA, 33/0.433 KV
100 KVA, 33/0.433 KV
250 KVA, 33/0.433 KV
Transformer Tank repairing charges for Electrical Welding
Gas Cutting of lit of sealed type transformer
Filtration of Insulating Oil at suitable temperature in steam line type filter machine- New/reclaimed Oil (Process loss 2%)
Joint preliminary/final survey and preparation of report together with estimate of repair work involved (to be submitted in quadruplicate)
10 KVA/16 KVA/25 KVA, 11/6.6/6/0.433 KV
50 KVA/63 KVA, 11/6.6/6/0.433 KV
Re-assembly of Transformer found condemned after inspection
10 KVA/16 KVA/25 KVA, 11/6.6/6/0.433 KV
50 KVA/63 KVA, 11/6.6/6/0.433 KV
Labour Charges for preparation and fittings of new Copper Coil in replacement of damaged ones by providing inter-layer insulation (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
11/6.6/6 KV Coils- HV Coils Insulation SE
400 Volts Coils- LV Coil Insulation DPC (Round)
400 Volts Coils- LV Coil Insulation DPC (Rectangular)
Labour Charges for rewinding with re-insulation with inter-layer insulation of old LV (400/415/433 Volts) Copper Coil with ducting (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
LV Coils Insulation DPC (Round)
LV Coils Insulation DPC (Rectangular)
Labour Charges for preparation and fitting of finished new Aluminium Coil by providing new inter-layer insulation
11 KV 6.6/6 KV Coils- Insulation SE (Round)
400 Volts Coils (with ducting)- Insulation DPC (Round)
400 Volts Coils (with ducting)- Insulation DPC (Rectangular)
Labour Charges for rewinding with re-insulation of existing 400 Volts KV Aluminium Coils by providing new inter-layer insulation with ducting (Inter layer insulation material is to be used as per recommendation of manufacturer of Insulating material)
Re-Assembly and Boxing up of Core and Coil after thorough cleaning, drying and reconnection of Coils including testing charges (Double Voltage Double Frequency test included)
10/16/25 KVA, 11/6.6/6/0.433 KV
50 /63 KVA, 11/6.6/6/0.433 KV
External Painting Transformers
10/16/25 KVA, 11/6.6/6/0.433 KV
50 /63 KVA, 11/6.6/6/0.433 KV
Transformer Tank repairing charges for Electrical Welding
Gas Cutting of lit of sealed type transformer
Filtration of Insulating Oil at suitable temperature in steam line type filter machine- New/reclaimed Oil (Process loss 2%)
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SHRISTI ENGINEERING WORKS
TMS Udyog
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M. SAHA AND CO.
AKASH INDUSTRIES
POWER VOLT ELECTRIC
Siddhi Vinayak Traders
ELECTRICAL INTERNATIONAL
M/S DHIRENDRA NATH SARKAR
M/S DEBNATH ELECTRICALS
M/S. ELECTRO INDIA
WESTERN ENGINEERS
P. S. ELECTRICAL WORKS
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CITY ELECTRICAL WORKS
BHANUKA ENTERPRISES
M/S R N ENTERPRISE
MAHESH ELECTRICAL INDUSTRIES
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GHOSH ENTERPRISE
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M/S. BIDYUT ELECTRICALS
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BHANUKA ELECTRICALS
MAA TARA ELECTRICALS
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OM SHAKTI TRANSFORMERS LIMITED
TMS Udyog Unit II
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S G ELECTRICAL
Barua Trading Co.
MS NATIONAL ELECTRICAL
OHM ELECTRICAL
PRASANTA KUMAR PAL
BARUA & CO.
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J J ELECTRIC
M M ELECTRICAL WORKS
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tech_bid_open.pdf
tech_eval.pdf
fin_bid_open.pdf
boq_comp_chart.xlsx
xlsx
fin_eval.pdf
aoc.pdf
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