Repairing, installation and commissioning of current transformer in main incoming sf-6 breaker (main-i) of regional sub-station, kathara area under kathara colliery.

Rewiring of light fan exhaust fan call bell points with 1.5 sq.mm frls hffr copper cable including earth wire dismantling and laying through conduit complete as per dsr e and m 2025,wiring for light and power plug with 2x4 sq mm frls pvc insulated copper cable through pvc conduit with 4 sq mm frls pvc insulated copper cable for loop earthing complete as per dsr e and m 2025,wiring for circuit submain with earth wire frls pvc insulated copper conductor single core cable in surface recessed pvc conduit 2 x 2.5 sq. mm and 1 x 2.5 sq. mm earth wire as per dsr e and m 2025,supplying and fixing of 25mmx16mm cable trunking system casing capping with accessories in surface or recess including fitting on wall and making good the same as required,supply of 4x4 pvc junction box 1 and 2 and 3 ways.,supplying and fixing 2m box with frame and cover plate,supplying and fixing 3m box with frame and cover plate,supplying and fixing 4m box with frame and cover plate,supplying and fixing 6m box with frame and cover plate,supply

Supplying making and fixing of cable mounting and fixing of cable earthing for er and transformer at 9.0 under kathara colliery.

Supplying, making and fixing of cable mounting and fixing of cable earthing for vcbs, transformers at 2 no. sub station and providing of aluminum lead and copper lugs for all cable 3.3kv, 6.6kv, 11kv at river side pump house and village under kathara

For 11kv bus-bar arrangement for 10mva 33kv 11kv transformer make sambhav at regional substation of kathara colliery

Providing and fixing of goab isolator 33kv/1250 amps. and 11kv/800 amps. for power supply to different feeders at regional substation kathara under kathara colliery

Repairing of busbar 33kv and 11kv 02 nos installed at regional sub-station under kathara colliery

Cleaning, washing, denting, painting, brizing and installation with unlocking of 3 mva, 11kv, 3.3kv transformer at regional sub-station kathara of kathara colliery.

Repairing of 11kv vcb make-ay, 630 amp si. no. 1528 at regional sub. station under kathara colliery.

Dismantling, oil draining, wings, conservator etc. and transport to regional substation kathara including filtration and installation of 10mva 33kv/11kv power transformer of kathara colliery under kathara area.