(1) complete repairing of 400 amps gec make switch ocb 550 volt,sl.no.30/1489 at 12 no.national angarpathra aarc.akwmc.(2) repairing of 400 amps vcb switch 6.6kv,make-gec,sl.no.455501/1 at kantapahri sub-station akwmc.

(1) complete repairing of marshilling box with self cooling system 7.5 mva transformer 11kv/6.6kv at kantapahri sub-station akwmc. (2) repair and service of bic make,6.6kv,10amp restricted neutral grounding system,sl.no.1780/80

(1) complete repairing/over-hauling of 6.6kv/400 amp,vcb switch with busbar,sl.no.455357/01 gec make at kanta-pahri s/stn (2) complete repairing/over-hauling of gec make ocb switch,6.6kv/400 amp sl.no.5717 at kanta pahri sub-station under akwmc

(1) complete rewinding of h.t motor 187 kw,3.3kv make-kirloskar,sl.no.3901207-3 of akwmc ocp.(2) rewinding and repairing starter of 250kw/3.3kv and rpm-1491,induction motor make-marathon sl.no.183110/3 of ocp akwmc colliery under katras area

1)complete repairing of 885 hp 660 kw star delta starter 3.3 kv,sl.no.ht 454 make - prabhu akwmc(2) complete repairing of 200 hp,star delta starter make volga type flp 550 vplt sl.no.flp-7444 at aarc akwmc.(3) complete

Repairing of 02 no gec make 315 kva 3.3 kv to 570 volt an-an type of cooling tran switch unit installed at different panel sub-station for 315 kv transformer sr. no. missing of bhadra 7 8 mine

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

(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 (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.