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

Testing and calibration of switchgears protective relays and measuring equipments from nabl accredited lab installed at 22.5mva, 33kv/11-3.3kv old sub-station and 15mva, 33kv/6.6kv new sub-station of kdh ocp, nk area

Installation of grid earthing arrangements of iron structures, switchgears and lightening arrestor of 22.5mva, 33kv/11kv-3.3kv old sub-station of kdh ocp, nk area

Installation of sub-station transformer 100kva, 33kv/415v at 22.5 mva, 33kv/11-3.3kv old sub-station of kdh ocp, nk area

Repair and maintenance of 2x7.5mva, 33kv/6.6kv transformer with oltc chamber, kanohar make installed at 15mva, 33kv/6.6kv new sub-station of kdh ocp, nk area

Installation of fluorescent radium sheet for displaying equipment details at front and back with depicting their corresponding feeders/voltages etc. in 33kv/11kv-3.3kv, 22.5mva old sub-station and 33/6.6kv, 15 mav new substation of kdh ocp, nk area.

Repairing of ht (3.3kv) and lt (440v) control switchgear of 750kva, 3.3kv/440v tsu, sl. no.- 9357, make- meditron installed at 22.5mva, 33kv/11kv-3.3kv old substation of kdh ocp, nk area

Providing of gravels surfacing in 7.95 mva, 11kv/3.3kv/440v substation of dakra ocp, nk area

Cleaning/uprooting of grass and vegetation grown at 22.5 mva, 33kv/11kv-3.3kv old substation and 15mva, 33kv/6.6kv new substation of kdh ocp, nk area

Chemical earthing of main 33kv/6.6kv/3.3kv sub-station, magazine and weighbridge at belpahar ocm, lakhanpur area, mcl.