A) repairing of 6.6kv, 400amps vcb er volga make, sl.no.sa-727 for controlling of sadbhawana pump socp b) repairing of 3.3kv, 400amps er vcb, type nflp for controlling of 6inch pump 4000gpm river side muraidih, amp colliery.

Repairing of 6.6kv, 400amps starter, sait mineline make, for controlling 4000gpm pump of jarlahi patch of phularitand, amp colliery.

Repairing of 6.6kv, 400amps sait mine line make &#x0d vcb switch, sl. no. 1301 for controlling of minop substation of muraidih, amp colliery.

Repairing of 6.6kv, 400amps sait mineline sl. no. sa&#x0d 1301 vcb for controll of 2mva power transformer &#x0d of minop safety sub-staton muraidih, amp colliery.

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

Repairing of 6.6kv, 400amps gec make ocb switch, colliery sl.no. mocp/ht/ocb/12 for main controlling of 6.6kv &#x0d at jarlahi face for 4000gpm motor pump in socp muraidih, amp colliery

(a) repairing of 3.3kv,400a vcb dol starter sait mineline make, sl.no.sa-715 for controlling of stand by main &#x0d patch pumping and (b) repairing of 6.6kv,400a dol er, volga make for controlling of jarlahi patch ocp of &#x0d phularitand, amp colliery.

Repairing of 6.6kv, 400amps vcb star-delta er, &#x0d mine line make, type nflp for controlling of 4000gpm &#x0d pump er jarlahi patch of phularitand, amp colliery

Repairing of 6.6kv, 400amps star-delta er mine line make, sl no. nflp/241 for controlling of 4000gpm motor &#x0d pump at sadbhawna face of socp muraidih, amp colliery

Repairing of 3.3kv/400amps vcb switch prabhu make, &#x0d si. no. 94 for controlling of 1.5mva transformer muraidih &#x0d sub-station of muraidih, amp colliery.&#x0d