Repairing and installation of new safety devices in 6.6kv, 630amps, make yule vcb field sl. no. 0407 switch installed at excavation department sl. no. exc-1844 of kathara colliery.

Repairing of 3.3kv / 6.6kv vcb field switch, 630 amp, make-andrew yule, sl. no. 0369 for float under kathara colliery.

Repairing and installation of new safety devices in 6.6kv, 630amps, vcb, field switch installed in 182 marion shovel sl. no. exc-1851 of kathara colliery.

Repairing of 6.6kv, 400amp andrew yule make flp vcb and 400 amp, 6.6kv mine line make vcb of khottadih colliery, pandaveswar area

Repairing of 6.6kv/3.3kv/ vcb field switch, make andrew yule, 630 amps, sl. no. 0317 for marion shovel exc-1844 of kathara colliery.

Repairing of 6.6kv, 1250a, vcb, make-andrew yule, sl. no. 1725 at 2 sub station of kathara colliery

Repairing of 3.3kv / 6.6kv vcb, sl. no. vib 389 field switch, 400 amp. make transgiest of shovel sl. no. exc-1851 at kathara colliery.

Repairing and installation of new safety devices in 6.6kv / 3.3 kv, 630amps, vcb, make-electroteknica, sl. no. 062 field switch of shovel section at kathara colliery.

Repairing and maintenance of vcb 6.6kv ht 60amp. sl. no 053 make andrew yule of patherdih colliery under asp colliery.

Repairing and reconditioning of 6.6kv/3.3kv vcb field switch make electroteknica, sl. no. et-4038 for be-195 shovel under kathara colliery.