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

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.

Supply and installation and commissioning of ngr monitoring system along with fall safe arrangement for 5 mva transformer having 3.3kv in secondary side of transformers with 3 years amc.

Supply, fitting and commissioning of ngr monitoring system with fail safe device in 10(ten) nos. a/y make 315 kva, 6.6kv/550v tsu which are running in different seam of khottadih colliery, pandaveswar area with 3 years camc.

Supply, installation, testing and commissioning of ngr in 2 mva, 33kv/11kv and 5mva, 33kv/6.6kv transformer of khottadih colliery of under pandaveswar area with 3 years camc.

Installation and commissioning of two nos. of ngr monitoring system along with fail safe arrangement for two nos. 11kv/3.3kv, 1mva transformer at 6 no and 9 no sub-station at dalurband colliery.

Supply, installation and commissioning of two nos of ngr monitoring system along with fail safe arrangement for two nos. of 3.3kv/550 315kva tsu in quarry sub-station of dalurband ocp.

Roof bolt jamming fitting by cement capsule with transporting from workshop to 37el development district in r-iv seam of khottadih colliery, pandaveswar area.

Rewinding of 400 kva, 6.6 kv/550v a/y make tsu sl. n0. t/172 of khottadih colliery under pandaveswar area.

Repairing, installation and commissioning of safety devices in 6.6kv, 400 amp switch with 750 kva, 6.6kv/550v power transformer at site of sub-station of putkee colliery.