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.

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.

11kv to 440v line extension of edc siding and 100kva

Complete rewinding and repairing of 250 kva, 11kv/440v and 100kva,&#x0d 11kv/440v transformer name plate missing of sirka colliery&#x0d

Complete repairing and rewinding of (a) 01 no. 630kva, 3.3kv/440v k-sambhav make, with sl. no. ktc/tr/630/12 and (b) 01 no. 500kva, 11kv/440v gec make with sl. no. 22426418 oil cooled transformer for colony power supply under kathara colliery.

Repairing and rewinding of 100kva 11kv/440v transformer (sl. no.78252) and maintenance of 07 transformers installed at jhingurda township

Repairing/rewinding of 250kva, 11kv/440v transformer and 100kva,3.3kv/440v transformer at topa project under kuju area.

Erection of 2nos 100kva dtc and enhancement of 01no 160 kva to 200 kva dtc.

Complete repairing dehydration , filtration of 750kva ,11/ 3.3kv and 500kva 11kv/440v power transformer ,150kva 11kv/440v ,2 nos 100kva 11kv/440v lightning transformer of vk unit of khandra colliery under bankola area .