Repairing and rewinding of 1mva transformer 11kv 3.3kv of amritnagar colliery

Repairing/rewinding of a) 630kva, 6.6kv/440v lighting transformer running at hizukita village. b) 315kva, 6.6kv/440v lighting transformer running at lohandia basti. c) 100kva, 6.6kv/440v lightning transformer running at lalmatia sub-stn of rajmahal

Overhauling and maintenance of 500kva transformer 11kv/440v lighting transformer oil cooled type make gec s.no.vq87/3492 of patherdih township of patherdih coal washery

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.

Re-arrangement of bus bar structure, proper gravelling work of main substation for kugp and amc works of 11kv/3.3kv/550v/440v oh lines under kedla ugp, hazaribagh area.

A)complete repairing/rewinding of 63kva 3 phase 3.3kv/230 volt transformer, make- transgietz enterprises, sl. no.-224 installed in dakra mines in respect of dakra project. b) preventive maintenance of 100kva 3.3kv/440v transformer sl. no.- local sl.

Rewinding of 750kva 11kv/440v, sl. no. ks/750/2202 transformer installed at gm(h) unit hazaribagh area.

For maintenance of 750kva 11kv/440v transformer power ware make sl.no.18010620 installed at area office substation under sijua area

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 .

Oil filtration of 1mva, 11kv/3.3kv transformer and 500kva , 11kv/440v transformer of pundi project under kuju area