Complete repairing and rewinding of 10 mva, 33/6.6kv power transformer, model - agroson, sl.no.-37601, make- mirzapur electrical industries limited at main substation of gevra project.

Partial rewinding of 2.5 mva, 33/ 3.3kv 3 phase mirzapur electricals make transformer sl.no. 39175 installed at main receiving sub-station for ug power supply of churcha east block of churcha mine (r.o).

Repairing/ reconditioning of 315kva,3.3kv/550v flp transwitch unit,gec make, sl. no.ct3950/b22522 installed at 10 no. substation of sarubera of sarubera project under kuju area.

Repairing / maintenance of 11kv ocb switch 400 a make biecco lowrie power feeding to 750 kva power transformer at bastacolla colliery.

Repairing and replacement of insulator bushing with connection terminal and top cover an primary and secondary side cork sheet for 500kva power transformer 11kv/ 550v and installation near goushala for feeding power to borehole submersible pump set 0

Complete repairing of 400 amps 11kv electroteknica make sl. no- 8363 vcb switch with busbar for primary controlling of 2mva, 11kv/3.3kv power transformer at main substation rocp/sj.

Rewinding and repairing of 01 no 1000kva/33kv/3.3kv power transformer of bijuri mine, si no 1210431 w/s no 24-25/27, ascode 140000002011 and rewinding and repairing 02 nos different capacity and rating transformers of hasdeo area

Complete rewinding and repairing of aluminium winded power transformer, 500kva, 11kv/550v, cromptomn parkinson make, sl. no. 29570v of kharkharee main sub-station under govindpur area

Maintenance and repairing of 01 nos 1mva 11 kv/3.3kv power transformer and 11 kv , 400 amp gec ocb sl.- sar/ocb/01 and 3.3kv , 400a belgium make ocb sl. no.-sar/ocb/02 at 10 no main substation sarubera project under kuju area.

Repairing and maintenance of safety device connected in 5 nos. of 11kv/3.3kv power transformer having capacity (1x3mva, 2x2mva, 1x1mva and 1x1.6mva) at main substation under bhurkunda colliery.