Complete repairing and rewinding of 250 kva, 11 kv/440v, marson make, sl no. 26433 distribution transformer and 10 kva, 3.3 kv/230v, k-sambhav powertronics make, sl no. ks/10/22/28 lighting transformer of tnocp under hazaribagh area.

For partial repairing and installation of buchholz relay, winding and oil temperature meters of 500kva, 11kv/440v lighting transformer make kva process ltd sl no 11/1380 of sector 2 substation of east basuria colliery in respect of kusunda area.

Repairing / rewinding of 300 kva, 11 kv/440v power transformer oil cooled type, make abhay transformer and switch gear, sl. no. 1866 of intake well at bhojudih coal washery.

Repairing of 400amps. 440v, ocb switch mei make &#x0d coll. sl. no-lt/02 used to control lighting circuit of &#x0d cisf camp nicco plant of muraidih, 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.

11kv/440v sl. no. docp/t/03 lighting transformer shifting unloading, placing and transformer oil filteraiton 5 barrel (1000 ltr.) with 400 kva, 11kv/440v, sl. no. docp/t/09 wanr out and supply and fitting of of tapes at lalbazar sub-station of docp

For repairing of 03 nos. 11 kv ocbs 400 amps for controlling of 01 nos. 3 mva and 02 mva power transformer of main sub-station under bhurkunda colliery.

Repairing and overhauling of 800 amps 440v, ocb with busbar make gec sl no kb10/12pit/eng/24-25/02 at site of kb 10/12 pit colliery.

Cable jointing and cable termination work for different cable installed at d.g. jealgora 33 kv sub-station of amal. joyrampur colliery under lodna area