Repairing (02 nos.) of wti and oti protective device of &#x0d 1mva, 11kv/550v/440v power transformer sl.no.35277 &#x0d of kali mandir substation and 1000kva, 11kv/440v &#x0d power transformer sl.no.32026 of kali mandir substation &#x0d of amp colliery.

(a) repairing of bucholz relay wti and oti meter and panel and (b) repairing of 11kv, 400amps vcb switch andrew yule make for controlling of muraidih u/g substation of muraidih, amp colliery

Repairing of wti and oti protective device of &#x0d 750kva, 11kv/440v power transformer sl. no. &#x0d ets/1204/1 of cisf camp substation of amp &#x0d colliery.

Maintenance of 2000kva power transformer 11kv/3.3kv m and b make sl. no. 129031 and fitting of wti, oti and bucholz relay installed at abgc

Regarding overhauling/repairing and con of 1000kva transformer from 11kv/3.3kv to 11kv/440v make east india electrical for chp,sbc/npc domestic etc. sendra bansjora colliery workshop

Regarding overhauling/repairing and con of 1000kva transformer from 11kv/3.3kv to 11kv/440v make east india electrical for chp, sbc/npc domestic etc. sendra bansjora colliery workshop.

Complete repairing and rewinding of 11kv/440v, &#x0d 1750kva transformer, b21gujformers make, sl. no.-737/1/83 of muraidih feeder breaker substation &#x0d under amp colliery

Supply and installation of 01 nos. of bucholz relay for 1 mva,11kv/550v transformer and installation of wti and oti in 1mva,11kv/440v century makes si.no 752/21/25-21and1mva,11kv/550 m and b make si.no prm1210566 transformer located at k.m substation

Complete rewinding and repairing of 1000kva 11kv/440v power&#x0d transformer sr.no.- mur/tr/01 of muraidih, amp colliery under barora&#x0d area.

Replacement of cork sheet rubber bushes, stud bush fixing of addition box for indication of bucholz relay, wti and oti for safety purpose incoming 11kv switch, 2 mva 11kv/3.3kv transformer at rocp.