Repairing 400 amp gec make 550/440 volt ocb with bus bar at bastacolla guesthouse bastacolla colliery.

Repairing of 400 amps gec make 550/440 volt ocb sl. no. 30/0173 with bus bar controlling kocp.

Complete repairing of one 400 amps, 3.3 kv gec make ocb with bus bar of bhowra north colliery.

Complete repairing and overhauling/safety protection of (a)400 amps 550 volts gec make ocb switch sl.no. bar/ocb/02 for power controlling lighting line of nunudih basti and bhuli type colony digwadih and (b) 400 amps 550 volts gec make ocb switch sl

Repairing of 400 amp gec make 550/440volt ocb sl. no.- 30/2110 with bus bar controlling kocp.

Repairing of 02 no. 150 hp and 01 no. 300 hp mineline make 550 volt star delta starter and 01 no. 600 amps gec ocb and 02 no 400 amps 550 volt gec make ocb switch at mohanpur ocp under salanpur area.

Repairing and overhauling of a) gec make 550 v 440 v 600 amps ocb b) kilburn make 600 amps 550 volt ocb c) kilburn make 400 amps 550 volt acb d) abc make 400 amps 550 volt acb at nakrakonda kuamrdihi b colliery under bankola area.

Complete repairing of 400 amps ocb switch make -gec volt 550 sl.no.301542 at 20 pit sub-station angarpathra colliery under akwmc katras area.

Complete repairing 400 amp gec make 440 volt ocb with bus bar at east bhuggatdih sub station under aebs colliery.

Repairing of 800 amp, 550 volt ocb switch at bastacolla colliery