Complete repairing of 400 amps 11kv electroteknica make sl. no- 8363 vcb switch with busbar for primary controlling of 2mva, 11kv/3.3kv power transformer at main substation rocp/sj.

(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 of 11kv, 400amps vcb switch meditron &#x0d make, type um/1vcb/lc, sl.no.9552 for controlling &#x0d of minop substation 2mva power transformer of &#x0d muraidih, 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

(a). repairing of 3mva transformer 11kv/3.3kv make-andrew yule, sl.no.-10619 charged at main sub-station of gvp project and (b). replacement of bushing insulator with stud, nut and cork sheet of 500kva, 3.3kv/550v transformer, make-marson, sl.no.-129

Repairing of 6.6kvb/3.3kv vcb field switch, 400a for ekg 5a shovel exc-2500 of gvp ph ii ocp.

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 complete overhauling of andrew yule and co. make transformer 5mva,3.3kv/11kv, sl.no.12327 at 33kv sub-station, nlocp.

(1) repairing of (a). 325kw, 3.3kv dol er si. no. sa-1619 of gvp phase-ii ocp (b). 240kw, 3.3kv dol er si. no. sa-1617 of rkb pump of gvp phase-ii ocp (c). 200 kw, 3.3kv dol er make prabhu si. no. ht582 of gvp phase-ii ocp (d). 180kw,

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