Complete repairing and overhauling of (a) 200amps 550volt make acb, (b) 200amps 550volt abc make acb and (c) gec make 400amps 550volt ocb switch of tilaboni colliery.

Supply and installation of neutral restricted system upto 0.750 ma in 550 line of 750kva/11kv/550volt sl. no. tr no.- 1 transformer controlling switch of biecco lowrie make 400 amp 11kv of sahana pahari under dobari colliery.

Repairing of 400amps. 440v, abc make acb sl.no.-nflp/acb/332 for controlling of lighting line of pure barora&#x0d substation of muraidih, amp colliery

Repairing of 400amps abc switch type flp, acb &#x0d make, 550volts, sl.no. flp/acb/4492 for controlling of &#x0d benidih u/g of phularitand, amp colliery.

Repairing of 400amps abc switch type flp, acb &#x0d make, 550volts, sl.no. flp/acb/4492 for controlling of &#x0d benidih u/g of phularitand, amp colliery.

Repairing of 200a 550volt gce make acb switch in nakrakonda kumardihi b colliery under bankola area.

Repairing and overhauling of 400 amp, 440v, abc make acb sl no 340 for lighting line at site of pbp colliery.

Replacing and lowering of mn-6 pump at sahana incline, amp colliery, barora area.

A) complete repairing and overhauling of 400amps 550volt abc make acb switch (sl.no. flbcb5220 acb switch) and (b) complete repairing and rewinding of 400amps essb make welding machine in cm project at nakrakonda-kumardihi-b colliery under bankola ar

Repairing of 11kv, 400amps gec make ocb switch, &#x0d colliery sl.no. m-6500 for controlling of sahana sub-station amp colliery.&#x0d