Complete repairing and overhauling of 11kv 400a, ocb switch make gec sl no 5647 at site of kenduapool substation under kenduadih colliery.

Complete repairing and overhauling of 11kv 400a ocb switch make gec sl no - 5634 at site of kenduapool substation under kenduadih colliery.

Complete repairing/overhauling and installation of new safety devices of ht ocb 2.2 kv , 300 amp make gec sl no 64885 at site of kenduadih substation under kenduadih colliery.

For partial repairing / overhauling of gec 3.3kv, 400a ocb with busbar switch at site of alkusha colliery under ngk colliery.

Complete repairing of 400a, 440v ocb gec make switch s.n.- 30/2053 at km substation under abg colliery

Repairing of 440v ocb gec make switch 400a with busbar for sj substation rocp..

Repairing of 400a ocb switch, gec make, 440v, sl. no. 30/2152 of abg colliery

Repair and maintenance of main kenduadih substation in kenduadih colliery under pb 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.

Repairing of 400a gec make ocb switch, 440v,si.no. 30/2132 of 4nos. sub-station at abg colliery