For repairing of incomer 400a,6.6kv, ocb switch sl.no. bsp/switch/06 make ferguson at ekra substation basdeopur colliery under sijua area

(i)for maintenance of one no.1 mva 6.6kv/550v transformer installed at loyabad colliery make-ece,asset sl.no.arn/14 lbc(ii)complete rewinding and overhauling of a 750 kva power transformer 6.6kv/550v at 5 pit substation of lbc make-ece asset.no.loy/e

For dismantling of ocp substation shed of size 50 ft x 50 and dismantling shifting, loading unloading of 1.5mva,6.6kv/3.3kv, transformer of badeopur colliery under sijua 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.

For repairing/rewinding of 100kva, 550v/440v 3 phase lighting transformer of tetulmuri basti of mudidih colliery

For changing of copper stud and cork sheet, copper patti of 200 kva, 550/440v sl. no. mdc/sij/tr-116 transformer at old area office under mudidih colliery

Overhauling, repairing and replacement of damaged gaskets and filtration of transformer oil of one no. 750kva 3.3kv 440v, 2 nos. 100kva 3.3kv 440v, 2 nos. 100kva 550v 440v, 3 nos 50kva 550v 440v and one no. 25kva 3.3kv 440v lighting transformer

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

For partial repairing of 3 no. transformer of mudidih colliery(a) cork sheet changing and stud change in 250kva and 200kva 550v/440v transformer(b) rewinding of 50kva,550v/440v transformer mudidih substation under sijua area

For repairing/rewinding of transformer (6.6kv/550v)750kva sl.no.6359 for tetulmari colliery under sijua area