Repairing of 400 kva, 6.6 kv/550v andrew yule make tsu with primary and secondary switch in khottadih colliery.

Providing and fixing of ngr in lt side of gec make 315 kva, 3.3 kv/ 570 v, transwitch unit - 04 nos and andrew yule make 315 kva, 3.3 kv/ 570 v, transwitch unit - 05 nos of churcha mine (ro).

Repairing of 315 kva, 3.3kv/550v andrew yule tsu having sl. no. fht 1170 and 315 kva, 6.6 kv/550v mine line make tsu having sl. no. 0837 of khottadih colliery.

Complete repairing/ rewinding of 315 kva andrew yule make 3.3kv/550v tsu and 3.3 kv acb, 50 hp reverse forward er of msam colliery

Repairing of 01 no. tsu mine line make 315 kva 3.3kv 550v sr no. 590 flp of khairaha ug repairing of 03 nos tsus gec make 3300v 550v mine line make 3300v 550v and mine line make 3300v 550v of damini ug and repairing of 01 no. tsu andrew yule make 315

Providing and fixing of ngr at lt side of 1 m and b make 3.3kv550v 800kva power transformer installed at surface substation 2 gec make 315kva 3.3kv 550v flp tsu 3 mineline make 315kva 3.3kv 550v flp tsu installed at ug substation of khairaha ug min

Repairing rewinding of ms andrew yule make tsu, serial no. 1697, 315 kva, primary voltage 3.3 kv, secondary voltage 550 v transformer of bangwar ug mines and repairing rewinding of 02 nos. of tsu, 01 no. of mine line make tsu, serial no.377 and 01no.

Repairing of 315 kva 6.6 kv/550v andrew yule make tsu sl. no. t-192 and 500 kva 11kv/550v cp make electric transformer of khottadih colliery under pandaveswar area.

1. ndt of vital parts of man riding endless rope haulage installed at 6 l of churcha mine ro 2. ndt for chairlift man riding system installed at katkona 1n2 incline 3. ndt on data haulage and memco haulage installed at pandavpara mine

Repairing of 02 nos. of andrew yule make, 60a, 3.3kv acb installed at 42l/24d substation working as controlling main for tsu installed at 98l/24d and 72l/59d in ug mine of parbelia colliery under sodepur area.