Repairing, rewinding and installation of k-sambhav make, 11kv-3.3kv, 2mva transformer installed at chp substation at shyamsundarpur colliery under bankola area.

Complete repairing and re-winding of (a) 02-nos. 500 kva, 3.3kv/440v (b) 01-no. 250kva, 3.3kv/440v and (c) 01-no. 160 kva, 11 kv/440 distribution transformers installed at different locations of kathara colliery under kathara area.

Maintenance/overhauling of 03 nos of 11kv/3.3kv transformers at ningha colliery, satgram-sripur area

Repairing of 2.5mva,11kv/3.3kv power transformer of pit no 01 at j k nagar colliery

Repairing and rewinding of 02 nos. of distribution transformers, 250kva, 11kv/440v and 250kva, 3.3kv/440v installed at cisf colony and gurudwara chowk under gm unit nk area.

Complete rewinding and repairing of primary and secondary breaker of andrew yule make 315 kva 3.3kv-550v sl no sspay03 transwitch transformer at shyamsundarpur colliery

Repair and maintenance including diversion and extension of 3.3kv overhead line from 3mva/3.3kv transformer, jhirkey basti to jhirkey river side and harizan tola to safique gali transformer and mustaque gali under kathara colliery for the period of 0

Complete repairing or rewinding of power transformer 500kva 11kv, 440v sl. no. jwtp,dam site,01 installed at dam site jwtp under block ii 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 and rewinding of 1mva transformer 11kv 3.3kv of amritnagar colliery