Complete repairing/ rewinding of 3.15 mva 11kv/6.6 kv/3.3 kv power transformer sl.no.bccl /ntc/3.15 mva/tr/3 at kujama colliery under lodna area.

Repairing/overhauling of 1 no. 400 amps 11 kv ece ocb switch ( sl. no. 2152166) local id. no. kj/sw/ocb/11kv/02 for power controlling of lighting line at m. pit of kujama colliery under lodna area.

Erection of 3 phase 440 volt power supply from nearest source point i.e. kuyya colliery bastacola bccl for pumping from sump at baliapur road for kujama and lodna colony of kujama colliery under lodna area.

1. removing of broken nut with welding.&#x0d 2. complete dismantling of leaf spring.&#x0d 3. change of center bolt.&#x0d

1. checking alignment of the cracked boom assembly.&#x0d 2. cleaning of damage and cracked area by grinding to remove dirt, grease and paint.&#x0d

Complete repairing of biecco make ocb switch 11 kv 400 amps controlling of lighting transformer 250 kva in 3 pit sub-station joyrampur colliery of under lodna area (local id. bccl/joy 3/ sw/ocb/11 kv/06 ).

(1) complete repairing &#x0d of &#x0d 400 &#x0d amps,6.6kv/550v,ocb &#x0d switch,make-reyrolie &#x0d burn controlling at &#x0d asgkcc under katras &#x0d area.(2) &#x0d complete &#x0d repairing of 6.6 kv ocb &#x0d switch 400 a make cook &#x0d ferguson

Complete repairing /overhauling of 400 amps gec make 550 v ocb switch with busbar id no joy/sw/05 controlling of submersible pump motor at 5 pit joyrampur colliery under lodna area ( local id no bccl/joy-5/sw/ocb/22 )

Complete repairing and overhauling of 01 no. h.t. switch 11 kv 400 amp.ece make ocb switch (sl.no kj/10/ ) for primary controlling of 500 kva 11 kv/440v transformer main switch at 3 pit mohribandh sub-station at kujama colliery under lodna area.

Repairing /overhauling of 1 no. 400 amps. 11kv southern switch gear make ocb switch local id no. kj/017 for power controlling of 1500 kva 11 kv/3.3 kv power transformer at g patch of kujama colliery ( sl.no. 0682/833) under lodna area.