(a) erection /dismantling of poles along with conductors and other associated accessories 3.3 kv o/h line (feeder 1, feeder 2 , feeder 3 and feeder 4), and installation of 11 kv grade goab switch, installation of lighting transformer, switch shifting

For complete repairing and overhauling of ocb, sd -15 make kilburn switch 550v,150a, asst. no. arn/72 sl.no.08595 4 pit loyabad (ii)and repairing of 120 hp,550v,star delta starter, a.t.s type, amba speed make,sl.no.a-223-97 controlling of submersible

Pole, pcc, 9 m,fixt lighting, 230 v, 150 w, led, screw,cable, 1.1 kv, 2c, copper, pvc, 1.5 mm2, flexible,overload relay, thrml, 100-150 a,ictp switch, 415-550v, 32 a, 3 p,cable joint kit, 35mm2, copper, 3.3 v, 3 c,earth leakage relay, 50-750 ma with time lag with cbct,moving contact,fixed contact,potential transformer 550-220v, 50va

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.

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.

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.

Complete repairing 400 amps 11 kv ocb switch make cooke and ferguson for primary controlling of 3.15 mva transformer for pumping at patch-g ( sl.no. 9680 local id. no. bccl/kuj/ocb/08) of kujama colliery under lodna area.

Complete repairing and overhauling of safety protection of one(01) h.t. switch 11 kv 400 amps biecco make ocb switch for controlling of 500 kva transformer main switch at mohribandh sub-station sl.no. 215519 local id. no. kj-221 of kujama colliery un

Repairing/overhauling of 400 amps. 11 kv biecco make ocb switch local id-jg/sw/ocb/11 kv/47 for primary controlling of 2 mva 11kv/3.3 kv power transformer at 09 no. siding of amal. nt-st-jg colliery under lodna area.

Complete repairing overhauling of 1 no. 3.3 kv 400 amp. ocb switch g.e.c. make sl.no.7470 to be used as secondary controlling of 2 mva transformer(local id st/sw/ocb/3.3 kv/7) installed at 9 no.siding of amal.nt-st-jn colliery under lodna area.