Installation and commissioning of negative sequence relay in 11kv 400amp. ocb make crompton greaves of 4a patch substation of bhowra south colliery.

Installation and commissioning of negative sequence relay in 11kv, 400amp. ocb make cropton greaves sl. no 41227g of 4a patch substation of bhowra south colliery.

Supply and fitting of potential transformer 3.3kv 110v for biecco make ocb of bhowra south colliery.

Repairing and fitting of safety device electronic relay fitted for 3.3kv 400 amp. ocb switch at bhowra south colliery

Shifting of 3.3kv overhead lines of 4a patch pumping from its existing position to outside cut area at 4a- patch of bhowra south colliery.

Complete repairing of 337kw 3.3kv star delta starter of old 3000 gpm pump of 4a patch of bhowra south colliery.

Supply and fitting of 3 phase energy meter and replacing of current cts with 300 5a in 3.3kv 400amp. ocb switch of biecco make of 4a patch of bhowra south colliery.

Maintenance of 3.3kv 3 phase overhead line due to damage of pipe pole from bhowra power house to pumping site 4a patch for smooth pumping operation at 4a patch under bhowra(s) colliery.

Shifting, di and maintenance of 3.3kv overhead line for3000gpm and 1000 gpm pump of 4a-pitchpumping station of bhowra south colliery

Shifting of 3.3kv over head line of 4a pach pumping from cut area to outside cut area of bhowra south colliery