Replacement of faulty 33kv outdoor type oil immersed pt and 33kv grade outdoor type oil immersed c.t at main regional sub-station under g.m. unit dhori area

Complete repairing/maintand overhauling of ht 6.6kv breaker ocb,400a, sl no16506, maker-polish of regional sub station sudamdih underasp colliery

Complete repairing/maintand overhaulingof ht 6.6kvbreaker ocb,400a, sl no16506, maker-polish of regional substation sudamdih under asp colliery

Complete repairing/maint of ht ocb (6.6kv) 400 a, sl. no. 16501, make polish of regional sub-station sudamdih under asp colliery

Complete rewinding and repairing and maintenance of ht 6.6kv oil circuit breaker polish make 400a sl no 16524 of regional sub station sudamdih under asp shaft colliery.

Complete repairing/maint.of ht 6.6kv,400a, sl no-16521, polish make of regionalstation sudandih under asp colliery.

Complete repairing and maintenance and overhauling of ht 6.6 kv oil circuit breaker polish make, 400amps, sl no. 16510 of regional substation sudamdih under asp colliery

A) towards repairing/ overhauling and ht breaker, ocb, 6.6 kv, 400a sl n0.- 5754 make-gec at 4 pit sub-station loyabad colliery under sijua area. (b) for repairing 400a, 6.6kv, vcb switch make- andrew yule sl no.- 2843 at no. 3 sub-station mudidih

Complete repairing /maintenance of ht (6.6kv) overheadline from regional substation sudamdih tomain colony (hospital)sudamdih (feeder no.1)under asp colliery.

Complete repairing/maint of sf-6 circuit breaker 33kv, 1250a, sl. no. 2393 make kilosker electrical co. ltd- banglore of regional sub-station sudamdih under asp colliery