For complete rewinding of 500 kva 6.6 kv/550 volts sr.no.6511/82 transformer installed at 22/12 sub-station of mudidih colliery under sijua area.

Complete rewinding/ repairing of 1000 kva 11 kv/550 volts power transformer of new godhur colliery under kusunda area

Repairing and overhauling of 150 kva single phase 3.3 kv/220v transformer at adic, kusunda area.

Repair and rewinding of (a) 500 kva, 3.3 kv/550v-440v transformer (b) 100 kva, 3.3 kv/440v transformer of sirka colliery under argada area

Complete con of 11kv 550 v 500 kva power transformer to 3.3 kv 550 v power transformer installation and commissioning of cm project at nakrakonda kumardihi b colliery under bankola area.

Repairing rewinding of ay make 315 kva 3.3 kv 550 v tran switch transformer of bankola colliery

Repair and rewinding of (a) 250 kva, 3.3 kv/440v transformer oil cooled (b) 250 kva, 3.3 kv/550v air cooled transformer of sirka colliery under argada area

Repairing and rewinding of 250 kva, 3.3 kv/550 volt. old type power transformer agent bunglow sub station of mithani colliery under sodepur area.

(1) complete rewinding/repairing of 45 kva ht transformer 6.6kv/220 volt sl.no.2025,3 phase of akwmc,ocp under katras area-iv.(2) complete rewinding and repairing of 32 kva,550 volt welding transformer make-indark at askcc under katras area

Complete rewinding of 50 kva, 550-440/220 volt, sl. no. bsp/t/04, transformer of bansdeopur colliery of sijua area