Repairing of 3.3kv / 6.6kv vcb field switch, 630 amp, make-andrew yule, sl. no. 0369 for float under kathara colliery.

Part re winding and maintenance work of the 11 kv by 3.3 kv, 2 mva, sr. no. 458 a/ 4, east india electricals make transformer, installed at the 11 kv by 3.3 kv main substation of karo ocp, under bnk area

(a)complete repairing of 3.3kv, 400amps vcb switch andrew yule make type nflp, sl.no.3837 and (b)repairing of bucholz relay wti and oti protective device 11kv/3.3kv transformer for controlling of f.n.-2 upper side s/s of mocp f/b of amp colliery.

Repairing and reconditioning of a. 11 kv 800amp, prabhu make sl no 0526 vcb switch of feeder 1 and b 3.3 kv, 400amp ocb crompton greaves make sl nokugp.ocb.ccl001 used for primary control of lighting transformer 630 kva 3.3kv 440v installed at main s

Repairing of vcb and its control panel of 3.3kv, 1250a, vcb andrew yule make, sl. no. 3126 secondary main control of 7.5 mva transformer with remote control panel installed at 33/11-3.3kv, 22.5 mva old substation of kdh ocp, nk area

Repairing and reconditioning of 1 nos 11kv vcb, andrew yule make and remote-control system at main substation of tsocp under hazaribagh area

Repair n maintenance of 5 mva, 33/3.3kv transformer, make-bharat bijlee, sl. no. 2466/l and repair maintain of 100 kva and 50 kva of 3.3kv/440v transformer installed at mrss bnk area.

Complete repairing and rewinding of 500 kva, 3.3kv/440v transformer, 3 phase, make marsons calcutta, sl. no. 8675 installed at main sump under kdh project, nk area

Repairing of two vcbs, (1) 6.6kv, 1250a, sl. no. 6281, make meditron (2) 3.3kv, 400a, sl. no. 067, make andrew yule both outdoor type at q.no. 1 substn and at q.no. 02 substn respectively under purnadih ocp, nk area.

(a). repairing of 3.3kv, 630a, vcb, ctr 600/300/5a, make-pce, sl.no.-05/hmv/132 installed at main sub-station of gvp phase-ii ocp, (b). repairing of 3.3kv vcb, make-pce, 630a, sl.no.-05/hmv/131 of secondary switch at 3mva, 11kv/3.3kv transformer of g