Details: a) complete repairing and maintenance of gec make ocb 400 amps, 550 v sl no-30/2049 for mines lighting at langri more sub-station of docp under cv area. ocb main board. ocb back side board. bus bar board. stud fuse with carrier. moving contact. bus bar t contact. bus bar guchha contact painting p&patti set for rose contact of ocb bus bar bakelite patti auxiliary pin & socket contact testing transformer. ampere meter. volt meter. ampere & volt selector. wiring wire shunt trip coil with plunger. ct rewinding earth leakage relay cbct with board. overload coll. overload dashpot plunger labour charge. b) repairing and maintenance of 11kv bicco lawrie make, ht ocb, 400 amp at siding sub station of docp under cv area. ovh. & rep. of operating mechanium ocb repairing and fitting of bus bar patti,, ht and pvc taping of ocb complete wiring checking and modification as vrequired protection auxillary circuit 110v of pvc cable connector hrc fuse carrier indicator lamp, etc prov. & fit. of suitable
Sector: Mining