Tender For Repairing & Servicing Of 11 Kv Ht Vcb & Transformer At Various Sub Station In Various Rsu,Rlu & Te Building Of Zone 1 & 3, Mtnl, Mumbai.
Tender Value
41.06 Lakhs
Estimated cost
Bid Submission
05 Oct 2026
5 days left
EMD
82121
Bank guarantee accepted
Document Fee
590
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Thane → Maharashtra
EMD Exemption
Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Repairing & Servicing Of 11 Kv Ht Vcb & Transformer At Various Sub Station In Various Rsu,Rlu & Te Building Of Zone 1 & 3, Mtnl, Mumbai.
BOQ
| Sl. No. | Item Description |
| 1 | Supply and fixing of Transformer temperature relay with dismantling of brunt out temperature relay and wiring connection testing etc complete as required. |
| 2 | Supply & fixing of power pack unit having input 220 Volt AC and output 24/48/110 Volt DC i/c. making inter connection suitable for existing HT system etc. complete as required. |
| 3 | Supply and fixing of current transformer in existing LT panel having suitable CT ratio up-to 2000/5 Amp for protection and metering, including testing, wiring, and installation in the existing LT Panel including connections, testing and commissioning etc. complete as required as per site requirement. |
| 4 | Servicing of 400Amp to 800Amp HT OCB / VCB complete with cleaning, alignment, adjustment of gaps between phase to phase, lubricating all moving parts, adjustment for smooth mechanical operation etc complete as required. |
| 5 | De-hydration of transformer oil with Filter machine at site to maintain the break down value, die electric strength of oil up to 50 KV including providing oil testing facility at site as reqd. |
| 6 | Supplying & filling the transformer oil, sealed pack drum including transportation charges etc. ( Make : M/S Power oil / Savita with ISI marked having 50KV R/C) |
| 7 | Testing and meggaring of 11 KV HT VCB, CT with p.c testing, insulation testing and rectification of moisture in bus bar, insulator, and H.T Cable box, Heating of complete C.T testing etc. complete as required. |
| 8 | Testing and calibration of IDMT relay set having 2 Nos. O/C. 1 No. E/F & instantaneous element by secondary injection method, cleaning the contacts, resetting with required accuracy complete with checking and set right the wiring etc. complete as reqd. i/c testing of the complete system of HT panel for checking the actual working of CTs their wiring, connected IDMT realy, shunt trip system, breaker's tripping system and for any loose connection by primary injection method in all three phases and at each plug setting at actual time multiplier at site with suitable equipment i/c rectify the different in control wiring etc if any complete as required. |
| 9 | Servicing of 800 to 3200 Amp ACB Complete with cleaning, alignment, adjustment of gaps between phase to phase, lubricating all moving parts adjustment for smooth mechanical operation etc complete as required. |
| 10 | SITC of following rating four pole MCCB with operating handle and spreader terminal in the existing panel i/c inter-connection etc complete as required. |
| 11 | 400 Amps ( L&T, Type DN3B-400 D or SS type) |
| 12 | 630 Amps ( L&T, Type DN3-630 D or SS type) |
| 13 | Servicing and cleaning of 11KV / 415 Volt Dry type transformer up to 1250 KVA i/c flexible joint connection and checking temperature relay for its operation, tightening of HT/LT connection and adjustment of tripping, meggaring, high port testing, checking protection etc. complete as required. |
| 14 | Testing of 500-1250 KVA Transformer including meggaring, high voltage test, IR value, balancing test, insulation testing and rectification of moisture in bus bar, insulator, in-coming, out-going and H.T Cable box, Heating of complete P.T, C.T testing etc. complete as required. |
| 15 | Supply and fixing of Digital type, Ammeter up to 2500 Amp. Size 96 x 96 sq.mm, (Make: Trinity / L&T) etc. complete with wiring, connection, testing etc. complete as required. |
| 16 | Supplying and fixing of Digital type, Voltmeter up to 500 Volt, size 96 x 96 sq.mm, (Make: Trinity / L&T) complete with wiring, connection, testing etc. complete as required. |
| 17 | Supply and fixing of LED type indication lamp with holder assembly 230 V AC / 24 DC / 48 V DC / 110 V DC, complete as required. |
| 18 | Supplying and fixing of Digital type, KV Meter size 96 x 96 sq. mm, (Make: Trinity / L&T) complete with wiring, connection, testing etc. complete as required. |
| 19 | Blowing off dust/dirt complete HT Panel 1 no, LT Panel 1No, Capacitor panel-2 Nos., Emergency Panel 1 No. and cleaning in site and out site tightening of all loose nut, bolt etc. as required. |
| 20 | Supply and fixing of APFC Micro processer relay with calibration, testing etc. complete as required. (8Stage-12 stage). |
| 21 | Providing and making of wiring for existing faulty capacitor panel with required size copper wire and copper lugs testing etc complete as required. |
| 22 | Supply and fixing of current transformer in existing 11KV HT panel having suitable CT ratio for protection and metering including testing wiring and installation in the existing H.T. panel including connections, testing and commissioning etc. complete as required as per site requirement. |
| 23 | SITC of Super heavy duty capacitor in the existing capacitor panel suitable for working of 440 Volts AC Supply i/c removing of faulty capacitor etc complete as required. (Make : EPCOS) |
| 24 | a) 1 KVAR |
| 25 | b) 2 KVAR |
| 26 | c) 3 KVAR |
| 27 | d) 5 KVAR |
| 28 | e) 10 KVAR |
| 29 | f) 15 KVAR |
| 30 | g) 20 KVAR |
| 31 | h) 25 KVAR |
| 32 | Supply and fixing of following HRC Fuse assembly with wiring connection testing complete as required. |
| 33 | a) 63 Amps |
| 34 | b) 100 Amps |
| 35 | c) 125 Amps |
| 36 | Supply and fixing of 4 Pole power contactor with 1 NO, 1NC for capacitor panel with wiring connection testing complete as required. |
| 37 | a) Moc - 12.5 ( for 5/10 KVAR capacitor ) |
| 38 | b) Moc - 15 ( for 12.5/15 KVAR Capacitor) |
| 39 | c) Moc - 20 ( for 20 KVAR Capacitor) |
| 40 | d) Moc - 30 ( for 20/25 KVAR Capacitor) |
| 41 | e) Moc - 50 ( for 50 KVAR Capacitor) |
| 42 | Providing and fixing 50 mm X 5 mm GI strip on surface or in recess for connections etc. as required. |
| 43 | Providing and fixing 25 mm X 3 mm GI strip on surface or in recess for connections etc. as required. |
| 44 | S.I.T.C. of Vacuum interrupter bottle suitable for existing 11KV VCB of 400A/630A (Make: Alstom/ Kirloskar/ ABB/ Areva/ Crompton/BE Make) including dismantling & removing existing faulty Vacuum interrupter per bottle, making connections & high voltage testing etc. complete as required. |
| 45 | Supplying and making following type of cable end jointing for following size of 3 core, XLPE aluminium conductor (armored) cable of 11KV grade i/c cutting, removing the existing faulty cable end termination wherever required etc. complete as required. (Note: Make of jointing kit- Denson/ Raychem or equivalent) |
| 46 | a) Indoor Type Joint for cable-sizes 150sq.mm. to 185 sq.mm. |
| 47 | b) Outdoor Type Joint for cable-sizes 150sq.mm. to 185 sq.mm. |
| 48 | c) Straight Type Joint for cable-sizes 120 sq.mm. to 150 sq.mm. |
| 49 | Supply installation and testing of 11 KV HT VCB mechanism and testing, meggaring etc complete as required. |
| 50 | Supply and fixing of LT/HT spares bottom cluster contact / LT/HT M-610 / M-16 top fix contact and testing etc. complete as required. |
| 51 | Supply and fixing of electronic IDMT Relay with testing, complete as required. Make- L&T/ Crompton. |
| 52 | Supply and fixing of 1000 Watt Halogen Light for arresting of moister in HT Panel with 3 core 2.5 sq mm cable 10 mtr aprox, wiring connection testing complete as required. |
| 53 | Supplying, Laying and fixing, testing, commissioning of following size HT cable of 11 KV grade, Aluminum conductor armored power cable etc. complete as required. |
| 54 | a) 3 core 240 sq.mm |
| 55 | b) 3 core 300 sq.mm |
| 56 | Supply and fixing of Rack in & Rack out assembly for 630 amp to 800 amp different type 11 KV HT VCB . |
| 57 | Supplying, installing, testing and commissioning 630A to 1000 Amp of 4 pole, 50kA, 415V, Manual draw-out type air circuit breaker of following full-load current rating, in the existing LT/MV panel i/c carrying-out required modifications in the panel, in the associated incoming/outgoing bus bars of the panel for proper mounting & connections of the ACB, also providing suitable interlocking connections, control wiring, end terminations etc. complete as reqd as per the site requirement. (Make: L&T/ABB /Siemens/Schneider) L&T cat no. SL95331 or SS Make. |
| 58 | Dismantling the 1000 KVA oil / Dry type transformer from the foundation i/e dismantling of all incoming & outgoing connection ,bus trunking at LT side and HT site etc complete as reqd and keep it to out side the room. etc. complete as reqd. |
| 59 | Loading the 1000 KVA transformer in tempo with the help to chain pulley / Crain & heavy labour at Tel. Exchange & unloading at workshop from tempo i/c cartage from Tel. Exchange to workshop etc complete as reqd. |
| 60 | Loading the transformer in tempo with the help of chain pulley / Crain & heavy labour at workshop & unloading at Tel. Exchange Frame tempo i/c cartage from workshop to Tel. Exchange etc complete as reqd. |
| 61 | Opening of top and disconnecting all the connection from L. T. and H.T. side and opening of the tap charger , lifting the complete core brunt HT 11 KV copper coils of 3 phase, opening the LT strip winding of 3 phase for cleaning the old insulation etc complete as reqd. |
| 62 | Complete rewinding of 1000 KVA primary Delta and star secondary 11 KV / 415 volts oil / dry type transformer HT and LT side all 3 HT cores and 3 LT cores with suitable size copper strip / wire with H class insulation ,including dismantling the burnt winding of HT and LT sides cleaning the core, varnishing the new winding, heating, drying, testing commissioning complete in all respect etc complete as required with following test a) Megger Test, b) Ratio Test, c) Resistance Test d) Vector group test e) Magnetic balance Test f) Short Circuit Test g) No load Test. |
| 63 | Re assembling and installation the 1000 KVA oil / dry type transformer after rewinding on the foundation i/e all incoming & outgoing connection , bus trunking at LT side and HT site etc complete as reqd and keep it to in side the room and on loading testing etc. complete as reqd. |
| 64 | Less credit on account of dismantled material. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Sep 24, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedOct 05, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 5 daysOct 06, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 6 daysTender Documents
Download All (ZIP) ↓
Disclaimer
We takes all possible care for accurate & authentic tender information. However users are requested to refer Original source of Tender Notice / Tender Document published by Tender Issuing Agency before taking any call regarding this tender