Tender For Repair And Maintenance Of Vcbs, Rmus, Ocbs, Cables And Connected Equipment At Various Locations Of Naval Dockyard Under Ge (Nw) Kunjali
Tender Value
1.20 Crore
Estimated cost
Bid Submission
08 Aug 2026
17 days left
EMD
1.95 Lakhs
Bank guarantee accepted
Document Fee
1000
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Mumbai → Maharashtra
EMD Exemption
Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Repair And Maintenance Of Vcbs, Rmus, Ocbs, Cables And Connected Equipment At Various Locations Of Naval Dockyard Under Ge (Nw) Kunjali
BOQ
| Sl. No. | Item Description |
| 1 | Material and labour for rectification of faults in electrical and control circuits of existing 6.6/11 kV VCB, including CT/PT secondary circuits, multifunction meter wiring/programming and replacement of defective control wiring with FRLS PVC insulated stranded copper conductor of existing size and 1100 V grade, complete all as specified and directed by Engineer-in-Charge. |
| 2 | Material and labour for rectification of faults in indication and heater circuits of existing 6.6/11 kV VCB, including indication lamps, annunciation circuits and replacement of defective wiring with FRLS PVC insulated stranded copper conductor of existing size and 1100 V grade, complete all as specified and directed by Engineer-in-Charge. |
| 3 | Material and labour for rectification of faults in AC/DC lighting circuits of existing 6.6/11 kV VCB, including door switch, B-22 lamp holder, polycarbonate lamp holder and replacement of defective wiring with FRLS PVC insulated stranded copper conductor of existing size and 1100 V grade, complete as directed by Engineer-in-Charge. |
| 4 | Material and labour for testing, calibration and setting of 3-phase overcurrent and earth fault relay of 6.6/11 kV VCB by secondary current injection through CT circuits using suitable test equipment, including verification of relay characteristics, high-set and low-set overcurrent and earth fault settings, tripping sequence, trip circuit operation, disconnection and reconnection of CT secondary wiring at existing terminals, complete as directed by Engineer-in-Charge. Technical Note- Relay settings shall be coordinated with upstream and downstream protection schemes and based on the maximum demand/load data of the feeder. The contractor shall submit setting calculations, test reports, and relay setting records for approval. |
| 5 | M&L for maintenance and servicing of 11 kV/110 V Potential Transformer (PT) unit by disconnecting and removing the PT from panel mounted position, cleaning of PT body, primary and secondary terminals, busbars, support insulators and associated connections using approved electrical cleaning agents, visual inspection for cracks, damage, tracking marks and insulation deterioration, tightening of all nuts, bolts, washers and electrical connections, application of approved insulating coating on epoxy insulated surfaces wherever required, reinstallation of PT in its original position, reconnection of all existing wiring and busbar connections, insulation resistance testing, continuity checks and functional testing complete, all as specified and directed by Engineer-in-Charge. |
| 6 | M&L for maintenance and servicing of 6.6/11 kV Current Transformer (CT) chamber including isolation of panel, disconnection of all three-phase connections and associated busbar links, removal of CT assembly from panel, visual inspection for cracks, damage, oil leakage (where applicable), cleaning of CT body, busbars and support insulators using approved electrical cleaning materials, tightening of all nuts, bolts and electrical connections, reinstallation of CT assembly, reconnection of all existing cables and busbars, testing of CT secondary circuits and functional testing complete as specified and directed by Engineer-in-Charge. |
| 7 | M&L for maintenance, servicing and cleaning of withdrawable Busbar/Vacuum Circuit Breaker (VCB) unit of existing 6.6/11 kV switchgear panel rated 400 A to 800 A, including withdrawal from panel, cleaning of breaker assembly, primary contacts, tulip contacts, insulating parts and operating mechanism using approved electrical cleaning solvent and lint-free cloth, lubrication of moving parts, inspection of auxiliary contacts, electrical and mechanical interlocks, spring charging mechanism and operating mechanism, tightening of accessible nuts, bolts and electrical connections, manual and electrical closing/tripping operation checks, reinstallation in panel and functional testing complete, all as specified and directed by Engineer-in-Charge.Note: Replacement of defective components, vacuum interrupters, auxiliary switches, coils, motors, contacts or other spare parts, if required, shall be measured and paid separately under relevant BOQ items. |
| 8 | Supply, laying, testing and commissioning in repairs of 8 Core x 2.5 sq.mm FRLS PVC insulated and PVC sheathed stranded copper control cable, 1100 V grade, including cable glands, cable lugs, ferruling, termination, dressing and fixing in ducts, trenches, cable trays, conduits or on walls as required, complete as directed by Engineer-in-Charge. |
| 9 | Ditto all as per item No.08 above but using 4 Core x 2.5 sq.mm FRLS PVC insulated and PVC sheathed stranded copper control cable, 1100 V grade complete as directed by Engineer-in-Charge. |
| 10 | S & F in repairs of HT VCB Copper bus bar air insulated, appropriate size and length with 11KV grade Polipro power line protector (sleeve) for designed to insulate bare busbar to prevent accidents due to electrocution/ ionisation. The protector should have excellent UV resistance, abrasion resistance, fire resistance properties, good dieelectric strength & maintenance free complete all as directed by Engr-in-Charge. |
| 11 | Supply and fixing in repairs Shunt trip Closing Coil Assembly suitable for existing 6.6/11 kV Vacuum Circuit Breaker (VCB) of installed make and model, complete with mounting hardware, wiring connections, testing and commissioning, complete as specified and directed by Engineer-in-Charge |
| 12 | Supply and fixing in repairs Shunt Trip Coil Assembly suitable for existing 6.6/11 kV Vacuum Circuit Breaker (VCB) of installed make and model, complete with mounting hardware, wiring connections, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 13 | Supply and fixing in repairs Spring Charging Mechanism Assembly with locking arrangement suitable for existing 6.6/11 kV Vacuum Circuit Breaker (VCB), including all associated accessories, complete as specified and directed by Engineer-in-Charge. |
| 14 | Supply and fixing in repairs Spring Charging Motor of voltage rating matching the existing control supply, suitable for existing 11 kV Vacuum Circuit Breaker (VCB)/Bus Coupler of installed make and model, complete with driving gear, mounting arrangement, wiring connections, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 15 | Supply and fixing in repairs Spring Charging Motor of voltage rating matching the existing control supply, suitable for existing 6.6/11 kV VCB/SF₆ Circuit Breaker of installed make and model, complete with driving gear, mounting arrangement, wiring connections, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 16 | Supply and fixing in repairs Spring Charging Motor Cut-Off (Limit) Switch suitable for existing 6.6/11 kV Circuit Breaker operating mechanism, complete with mounting arrangement, wiring connections, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 17 | Supply and fixing in repairs Ratchet Wheel Assembly comprising small gear, intermediate gear and main gear assembly, suitable for existing 6.6/11 kV Vacuum Circuit Breaker operating mechanism, complete as specified and directed by Engineer-in-Charge. |
| 18 | Supply and fixing in repairs Breaker In/Out Operating Handle suitable for existing withdrawable 6.6/11 kV Vacuum Circuit Breaker panel, complete as specified and directed by Engineer-in-Charge. |
| 19 | Supply and fixing in repairs Local/Remote Selector Switch suitable for existing 6.6/11 kV switchgear control circuit, complete with mounting, wiring connections, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 20 | Supply and fixing in repairs Test/Service Position Indicator Assembly suitable for existing withdrawable 6.6/11 kV Vacuum Circuit Breaker panel, complete with mounting, wiring connections, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 21 | Supply and fixing in repairs Breaker Control Switch suitable for existing 6.6/11 kV Vacuum Circuit Breaker control circuit, complete with mounting, wiring connections, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 22 | Supply and fixing in repairs Push Button suitable for existing 6.6/11 kV switchgear control panel, complete with mounting, wiring connections, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 23 | Supply and fixing in repairs LED type Indication Lamp with holder, suitable for RYB phase indication in 6.6/11 kV switchgear control panels, including necessary wiring, ferruling, termination, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 24 | Supply and fixing in repairs Space Heater suitable for existing 6.6/11 kV switchgear panel, complete with mounting arrangement, wiring connections, testing and commissioning, as specified and directed by Engineer-in-Charge. |
| 25 | Supply and fixing in repairs Adjustable Thermostat having operating range of 30°C to 90°C, suitable for space heater control in existing 6.6/11 kV switchgear panel, complete with mounting, wiring connections, testing and commissioning, as specified and directed by Engineer-in-Charge. |
| 26 | Supply and fixing in repairs Trip/Close Shaft Assembly with springs, closing strips, pins, bushes and associated accessories, suitable for existing 6.6/11 kV Vacuum Circuit Breaker (VCB) operating mechanism, complete as specified and directed by Engineer-in-Charge. |
| 27 | Supply and fixing in repairs Fixed Primary Contact Assembly suitable for 400 A, 6.6/11 kV Vacuum Circuit Breaker (VCB) of existing make and model, installation, alignment, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 28 | Supply and fixing in repairs Moving Primary Contact Assembly suitable for 400 A, 6.6/11 kV Vacuum Circuit Breaker (VCB) of existing make and model installation, alignment, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 29 | Supply and fixing in repairs Fixed Primary Contact Assembly suitable for 630 A, 6.6/11 kV Vacuum Circuit Breaker (VCB) of existing make and model, installation, alignment, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 30 | Supply and fixing in repairs Moving Primary Contact Assembly suitable for 630 A, 6.6/11 kV Vacuum Circuit Breaker (VCB) of existing make and model, installation, alignment, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 31 | Supply and fixing in repairs Drive Link Assembly complete with adjuster, pins, bushes and associated hardware, suitable for existing 6.6/11 kV Vacuum Circuit Breaker (VCB) operating mechanism, including installation, alignment, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 32 | Supply and fixing in repairs Big Cam Assembly complete with main shaft, bearings, bearing housings, covers and associated hardware, suitable for existing 6.6/11 kV Vacuum Circuit Breaker (VCB) operating mechanism, including installation, alignment, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 33 | Supply and fixing in repairs Trip Lever Spring suitable for existing 6.6/11 kV Vacuum Circuit Breaker (VCB) operating mechanism, including installation, adjustment, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 34 | Supply and fixing in repairs of Epoxy Resin Spout Insulator complete with mounting hardware, nuts, bolts, washers and accessories, suitable for existing 6.6/11 kV Vacuum Circuit Breaker (VCB) panel of corresponding rating and configuration, including removal of defective spout insulator, installation, alignment, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 35 | Supply and fixing in repairs Spur gear of sizes as per sample suitable for upward or downward trolly movement mechanism with lock and bushing as required for 6.6/11KV VCB/OCB/bus coupler complete all as specified and directed by Engr-in-charge. |
| 36 | Supply and fixing in repairs Trip Shackle Lever suitable for existing 6.6/11 kV Vacuum Circuit Breaker (VCB)/Circuit Breaker operating mechanism, complete with pins, bushes, fasteners and associated accessories, including installation, adjustment, testing and commissioning, complete as specified and directed by Engineer-in-Charge. |
| 37 | Supply, installation, testing and commissioning in repairs of Indoor Resin Cast Current Transformer (CT), single phase, three-core type, having ratio 300-200/5+5A, Short Time Rating (STR) 18.4 kA for 1 second, Core-1: 15 VA, Class 1.0 and Core-2: 15 VA, Class 5P10, suitable for 6.6/11 kV switchgear panel, fixing of new CT on existing mounting arrangement, termination of primary and secondary connections, modification/adaptation of mounting structure and connections wherever required, testing of CT secondary circuits, polarity and ratio verification, commissioning and satisfactory operation, complete as specified and directed by Engineer-in-Charge. |
| 38 | Ditto as per Item No. 37.00 above, but CTR-200-100/5+5 A, STR-18.4 kA/1 Sec. |
| 39 | Ditto as per Item No. 37.00 above,but CTR-100-80/5+5 A, STR-18.4 kA/1 Sec. |
| 40 | Supply, fixing in reapirs Voltmeter complete with Selector Switch, range 0–15 kV through PT ratio 6600/110 V AC, approximate size 96 mm × 96 mm, including necessary wiring and accessories, complete as specified and directed by Engineer-in-Charge. |
| 41 | S & F in repairs of panel-mounted Ammeter, range 0–50 A, approximate size 135 mm × 135 mm, including necessary wiring and accessories, complete as specified and directed by Engineer-in-Charge. |
| 42 | Supply and fixing cost effective, durable and reliable 6.6/.11 kV heat shrinkable anti tracking bus bar tubing sleeve of dia 50mm, for Bus bar of VCB's, flame retardent and protetcion against moisture,dust including all accessries all as specified and as directed.of make Jointmask 1133 series. |
| 43 | Supply and fixing of Electrical Insulating Rubber Mat, Class B, minimum 2.5 mm thick, suitable for use in front of 11 kV switchgear/panels, having dielectric strength not less than 45 kV (AC RMS) and conforming to IS 15652:2006 (latest revision), including cutting to required size and laying in position, complete as specified and directed by Engineer-in-Charge. Please Enable Macros to View BoQ information |
| 44 | Supply and fixing of Electrical Insulating Rubber Mat, Class B, minimum 2.5 mm thick, suitable for use in front of 11 kV switchgear/panels, having dielectric strength not less than 45 kV (AC RMS) and conforming to IS 15652:2006 (latest revision), including cutting to required size and laying in position, complete as specified and directed by Engineer-in-Charge. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Jul 13, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedAug 08, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 17 daysAug 10, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 19 daysTender Documents
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