Repairing/overhauling of reyroll make ocb 400amp.440v sl.no.441 at 3/16substn lbc(ii)repairing of ocb 400amp/440v make gec sl.no.30/510 at bsp(iii)and complete repairing/overhauling of lt switch make ece,800a at loyabad colliery under sijua area

Repairing / rewinding of 300 kva, 11 kv/440v power transformer oil cooled type, make abhay transformer and switch gear, sl. no. 1866 of intake well at bhojudih coal washery.

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 of 11kv, 800amps vcb scpl make &#x0d switch, type vibh, 700 sl. no. 018 for controlling of &#x0d 1-k pit substation of phularitand, amp colliery.

Repairing of 400amps. 440v, ocb switch mei make &#x0d coll. sl. no-lt/02 used to control lighting circuit of &#x0d cisf camp nicco plant of muraidih, amp colliery.

(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 200a mine line make switch type flp &#x0d acb 550v, sl.no.5200 at 22 level 8 deep controlling &#x0d of benidih u/g ampc under barora area.

Repairing of 11kv, 400amps gec make ocb switch, &#x0d colliery sl. no. m-6500 for controlling of sahana &#x0d substation of amp colliery, barora area.

Repairing of (a) 11kv, 600a, gec make ocb switch &#x0d sl.no.-2817 and (b) 6.6kv,400a gec make ocb &#x0d switch sl. no.-m-164 for controlling of 11kv/6.6kv &#x0d transformer at sadbhavna substation under &#x0d muraidih, amp colliery.