A)replacement and reconditioning of 6.6k v v.c panel, 400amp, make-a/y and co. ltd for controlling of primary crusher motor (320k w) 01 no. and (b)repairing/reconditioning of ocb switch, 400amp, 6.6kv, make-russian installed at 6.6k v control sub-sta

Complete repairing of 150hp, 550v nflp type amba speed engineers make ats panel sl. no. as/282/2009-10 of submersible pump-motor at dharmaband 2-pit under govindpur

Complete repairing and rewinding and making new shaft of 400 kw, 3.3 kv, 1480 rpm marathon electric make 3 phase squirrel cage type induction ht pump-motor of patmohana colliery under sodepur area. (m/c no.- 3ff331269/4)

Repairing of 3.3kv / 6.6kv vcb field switch, 630 amp, make-andrew yule, sl. no. 0369 for float under kathara colliery.

Repairing of 6.6kv, 400amp vcb dol er, mine &#x0d line make, type nflp er of phularitand under &#x0d amp colliery barora area

Repairing of remoting system er for cabin of &#x0d 120hp er prabhu make type nflp acb, 550volts, &#x0d sl.no.cr-04/383 for controlling of conveyor belt &#x0d motor of feeder breaker of 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 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 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.