(a)complete repairing and overhauling of 1200 amps. ece make 550 volt o.c.b. switch with busbar sl.no. 6664/36 id.no. bccl/nt/sw /ocb /550 volt/64 (b) complete repairing and overhauling and safety protection of 1 no. h.t. switch 3.3 kv 400 amps prabh

Complete repairing and overhauling of 1 no.(a) 400 amps 550 volt abc make a.c.b switch id no lc/sw/acb/550 volt/220 for power controlling of lighting line switch (b) 400 amps 550 volt abc make acb switch id. no.lc/sw/acb/550 volt/221 for controlling

Repairing of 1 no.(one)no.400 amps 440volt g.e.c. make ocb switch with busbar local id. no. kj/16 at 3-pit mohari bandh sub-station of kujama colliery under lodna area.

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 )

(a) complete repairing of biecco make ocb switch 11 kv/400 amps &#x0d (b) complete repairing 11 kv/400 amps ocb switch with busbar g.e.c. make sl. no. 3637(b) complete repairing 11 kv/400 amps ocb switch with busbar g.e.c. make sl. no. 3637

Repairing/overhauling of 1 no. 400 amps 550 volt gec make ocb switch with busbar sl. no. 30/1889 and local id. nt-st-jg -05 type k-03 main controlling switch at amal.nt-st-jg colliery under lodna area.

Complete repairing /overhauling of 2 (two) no. o.c.b. switches (1) 550 volts 400 amps make g.e.c. at laxmi colony local id-bar/ocb/46 (2) 2.2 kv 400 amps make southern switch gear at 1 pit bararee (chhat talab ) local id. no. bar/sw/ocb /18 sl.no. 7

Complete repairing and overhauling of 1 no. 200 amps 550 volt kilburn make ocb switch for power controlling of lighting line switch sl.no. 14020 and id no bag/sw/ocb/550 volt/14 at bagdigi colliery of amal. joyrampur colliery under lodna area.

Repairing of 1 no.(one) no.1200 amps 550volt gec make ocb switch with busbar sl.no.50/0109 and local id. no. joy-05 and lt/sw/7 at 5 pit sub-station of amal. joyrampur colliery under lodna area.

Complete repairing of g.e.c. make ocb switch(local id.no. jl/sw/16) 11 kv 400 amp.controlling of power transformer 750 kva in 2 pit sub-station jealgora colliery of amal.joyrampur colliery under lodna area.