Complete repairing and rewinding of 01 no. 570kw, 3.3kv, ph make crompton greaves induction motor (stator) sl. no. tvc491106/1 of jarangdih colliery under kathara area.

Repairing and rewinding of 1mva 11kv/3.3kv power transformer sl. no. jrd/trf/1mva/01 installed at new sub-station of jarangdih colliery under kathara area

Repairing of 3.3kv, 400amps vcb switch sait mine line make sl.no.-1302 for controlling of budora substation of phularitand, amp colliery.

Complete repairing of 11kv 400 amp vcb and 3.3kv 400 amp vcb of rrstn, under hazaribagh area

Repairing of 02 nos. 3.3kv vcb switch and 01 no. 3.3kv vcb er of mine b under bhurkunda colliery.

Repairing of 3.3kv vcb er, make-sait mine line, &#x0d sl.no- sa-787, 400a under amp colliery, barora area.

Repairing of the 3.3kv, 400 amps, prabhu make vcb which is the main controlling of secondary side 3.3kv of transformer -2 at ena colliery, kusunda area

Repairing of 3.3kv, 400amps. 440v, vcb switch, sait mine line make sl.no. vk-1278 for controlling of socp substation feeder&#x0d no-2 of muraidih, amp colliery

Complete repairing of a/y make, 3.3kv, 400 amp vcb, sl.no.2849 at dahibari sub-station of dahibari colliery.

Repairing of 02 nos 400 amp, 6.6kv mine line make vcb unit at khottadih colliery under pandaveswar area.