Tender For Overhauling Servicing & Testing Of 3 Numbers Of (L&T) Make 1600 A Air Circuit Breaker At Deeper Sump Under Bdps Under S&D Department
Tender Value
Ref. Documents
Estimated cost
Bid Submission
14 Jul 2026
4 days left
EMD
5000
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Kolkata → West Bengal
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Overhauling Servicing & Testing Of 3 Numbers Of (L&T) Make 1600 A Air Circuit Breaker At Deeper Sump Under Bdps Under S&D Department
BOQ
| Sl. No. | Item Description |
| 1 | TOTAL |
| 2 | Thorough checking, testing of the L.T incomer panel including ACB (1600 Amps) by proper instrument in proper way engaging expert personnel and detection of fault |
| 3 | Dismantling all the incoming & out going cable from the panel after disconnection the L.T source and discharge by the earth rod |
| 4 | Racking out & drawing out of ACB (1600 Amps) from L.T incomer panel after tripping the ACB manually & keeping the ACB in a workable position inside the room |
| 5 | Open out the ACB cover carefully and complete dismantling all the parts like roller guide, main drive shaft, S.S pin, silt spring, ratchet assembly, trip bridge assembly, male & female contact etc, by the proper tools & tackles engaging expert personnel and keep in a suitable position at the pumping station. |
| 6 | Servicing and overhauling 2500/1600/1250/1000 Amps A.C.B. after withdrawing the breaker from its rack, complete servicing the breaker, cleaning, moving and fixed contacts and adjustment incl. mechanical lever, greasing, oiling etc. and disconnection of the armoured cable and cleaning the surface with carbon tetra chloride, marking cloth, emery papers and applying of petroleum jelly etc. to the socket terminals and taping with PVC tapes and re- connection of the same as per direction of E.I.C. |
| 7 | Supply fitting and fixing of 1600 A ACB Jaw contact safety shutter as per sample. |
| 8 | Dismantling the carbonized & dusty bus-bar from the panel, cleaning the carbon, moisture & dust from the bus bar by the proper method using petrol & CTC and re-fixing the bus-bar after cleaning & re-insulation the bus-bar by proper method and also thorough cleaning the panel as per existing way and as per direction of EIC. |
| 9 | Re installation the ACB to the existing incomer panel by existing way. |
| 10 | Re-connection all the incoming & out going cables in proper position and existing way. |
| 11 | Movement adjustment of all links & contacts and of L.T. A.C.B. |
| 12 | Supply & fixing of 230/240V, LED indicating lamp (make AE/ KAPPA/ IMP) Blue/ white color. |
| 13 | Supply & delivery of the following Single Function Meter with I/P-50-550VAC(P-P), Aux Sup-80-300 VAC, CT Secondary-1A/5A with inbuilt Selector Switch for 3-Ph,CT/PT programmable (L&T/ABB/SCHNEIDER):3-phase LED Ammeter (Class-0.5) |
| 14 | Supply & delivery of the following Single Function Meter with I/P-50-550VAC(P-P), Aux Sup-80-300 VAC, CT Secondary-1A/5A with inbuilt Selector Switch for 3-Ph, CT/PT programmable (L&T/ABB/SCHNEIDER):3-phase LED Voltmeter (Class-0.5) |
| 15 | Supply of ammeter selector switch Current in Each phase with OFF, 4 Pos. 90° angle of throw (OFF-R-Y-B) |
| 16 | Supply of voltmeter selector switch Voltage between phases with OFF, 4 Pos. 90° angle of throw (OFF-RY-YB-BR) |
| 17 | Supply & delivery of the following Current Transformer (Make: KAPPA/AE): Ratio- 1600/5A,15VA, Accuracy Class-1 |
| 18 | Compression Glands:-Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below : for 1.1kV, 4-core, 400 sq.mm. |
| 19 | Finishing cable ends:-Finishing of the XLPE/PVC insulated armoured cable ends by soldering with cable sockets and insulated tapes etc., including supplying sockets, soldering materials, tapes etc. and making connection to switch, BDB and BBC etc.- 1.1kV, 3.5 core, 400sq.mm. |
| 20 | Necessary testing the ACB by the primary injection method for checking the start, close and trip properly & commissioning of the ACB & trail run Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Jul 03, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedJul 14, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 4 daysJul 17, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 7 daysTender Documents
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