Latest isolating transformer Tenders | Government isolating transformer Tenders

State Government

CTN :45489678

16 Jun, 2026 133.70 Crore

Bengaluru - Karnataka

Tender For a.establishing 2x150mva 220/66kv & 1x12.5mva 66/11kv sub-station at vemagal in kolar taluk & district. b.construction of 17.817km of 220kv dc line with drake conductor from existing 400/220kv kolar hvdc (pgcil) substation to proposed 220/66/11kv vemagal substation. c.construction of 2.638km of 66kv dc line with drake conductor from proposed 220/66/11kv vemagal sub-station to lilo the existing 66kv vemagal - talagawara s/c line. d.strengthening of existing 15.935km of 66kv vemagal ia-talagawara sc coyote line by sc drake line alongwith lilo portion to existing 66kv kyalanuru sub-station. e. construction of 8.83km of 66kv dc line with panther conductor from existing 66/11kv nandagudi s/s to proposed 220/66/11kv vemagal sub-station using 110kv towers. f. construction of 02no. of terminal bays at 66/11kv nandagudi substation. on partial turnkey basis including supply (excluding supply of 12.5mva transformer & 11kv switchgear), mandatory spares, erection, civil works of all materials/equipments, testing & commissioning

State Government

CTN :45504020

19 Jun, 2026 146.84 Crore

Bengaluru - Karnataka

Tender For establishing 2x150mva, 220/66kv & 1x12.5mva, 66/11kv sub-station at jagaluru (gowripura) and construction of associated 220kv transmission line for a distance of 20.502km and 66kv transmission lines for a distance of 34.789km along with construction of 2 nos of 220kv terminal bays and 03 nos of 66kv terminal bays in jagaluru taluk, davanagere district on partial turnkey basis including supply of all matching materials/equipments (excluding supply of 11kv switchgear and 12.5mva power transformer) and erection (including civil works) of all materials/ equipment, testing and commissioning.

CTN :45507235

17 Jun, 2026 3.92 Lacs

Multi City - Multi State

Tender For maintenance of electrical installation and fans, o/m of w/s pump sets, compound light 200 kva d.g. set and 315 kva transformer with sub-station equipment, 13 passenger capacity lift, street light, a.c. unit and afa system etc. at central excise office building at aurangabad for year 2026-27.sh: providing service of computer operator.subwork/packages:sh: providing service of computer operator

CTN :45493150

16 Jun, 2026 54.17 Lacs

Kharagpur - West Bengal

Tender For replacement of 1 x 750 kva oil type transfomer by 1 x 1600 kva oil type transformer i/c buyback of old transformers at sub-station no 6 in iit kharagpur, west bengal (2nd call).

CTN :45493156

16 Jun, 2026 1.26 Crore

Kharagpur - West Bengal

Tender For replacement of 1 x 1000 kva oil type transformer by 2 x 2000 kva transformer i/c buyback of old transformers at sub-station no 03 in iit kharagpur, west bengal.

CTN :45493160

16 Jun, 2026 63.49 Lacs

Kharagpur - West Bengal

Tender For replacement of 1 x 1000 kva oil type transformer by 1 x 2000 kva transformer i/c buyback of old transformers at sub-station no 5 in iit kharagpur, west bengal. (2nd call).

CTN :45493193

16 Jun, 2026 53.58 Lacs

Kharagpur - West Bengal

Tender For replacement of 1 x 1000 kva oil type transformer by 1 x 1600 kva oiltype transformer i/c buyback of old transformers at sub-station no 7 in iit kharagpur, west bengal (2nd call).

CTN :45493208

16 Jun, 2026 47.70 Lacs

Kharagpur - West Bengal

Tender For replacement of 1 x 500 kva oil type transformer by 1 x 1250 kva oil type transformer i/c buyback of old transformer at sub-station no-4 in iit kharagpur, west bengal.

CTN :45483222

16 Jun, 2026 6.25 Lacs

Puri - Odisha

Tender For maintenance of sub-station equipment, feeder pillar, energy meter panel etc. at dag colony, puri during 2026-27. sh: repair of 1 no. 250 kva, 11/0.433 kv transformer at dag colony, puri.

CTN :45112925

11 Jun, 2026 NA

Shimla - Himachal Pradesh

Tender For bid to ras tender for supply of disconnecting ht and lt supply taking down the defective transformer indoor outdoor type from four pole two pole structure or lifting from the outdoor type foundation or taking out from sub station bldg using a crane of suitable capacity and slings ropes etc as required and shifting the same to civil workshop for repairs complete all as directed for transformer capacity 400 kva , shifting back the repaired transformer indoor outdoor type from civil workshop to site reinstalling at original position and fixing properly on four pole two pole structure or outdoor type foundation or inside a sub station bldg using a crane of suitable capacity and slings ropes etc as required making ht lt side connections and testing for satisfactorily working complete all as directed for transformer of capacity 400 kva , draining out transformer oil from the transformer and storing the same in suitable containers to be arranged by contractor without any extra cost opening the top cover and lifting up the core assembly carefully to check the condition of transformer windings and core retanking the same after repairing checking of leakage from transformer body and repairing welding works required for making transformer body leak proof refilling the transformer oil dully dehydrated and filtered dehydration and filteration to be paid separately and making all connections with ht lt side bushings refixing the top cover and testing the transformer with a suitable capacity insulation tester complete all as directed for transformer of cap 400 kva , m and l for rewinding of burnt out defective ht copper coils with new super enamelled heavy duty copper winding wires of size matching to the existing one including varnishing drying in a suitable oven and all insulating material such as cotton sleeves tapes etc and connections with bushing terminals complete all as specified and directed , all as per item no 4 above but lt copper coils complete all as specified and directed , m and l for painting the transformer tank from inside with two coats of zinc chromite after preparing the tank walls bottom top cover inner side by properly cleaning the surfaces oil free complete all as directed for transformer capacity 400 kva , m and l for replacement of defective ht porcelain bushing of suitable size for transformer of cap 400 kva including washers of good quality complete all as specified and directed , m and l for replacement of defective lt porcelain bushing of suitable size for transformer of cap 400 kva including washers of good quality complete all as specified and directed , dehydration and filteration of transformer oil for indoor outdoor type transformers of any capacity at site using transformer oil filteration plant to improve di electric strength not less than 45 kv at 2 point 5 mm electrode gap complete all as directed note unit rate quoted shall be deemed to include the charges for hiring of oil filteration plant shifting to different locations at cantt area testing of samples of oil as per requirement and nothing extra will be paid on this account , s and f new transformer oil for replacement or topping up the level of oil having dielectric strength not less than 45 complete all as specified and directed

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