bids are invited for breaker type vm 12 installed at chp 5 and 6 closing spring assembly including closing spring dub bush and spring holder assembly of vm12 breaker , gear box for vm12 indoor 7point2 kv vacuum circuit breaker make bhel drg no 05211001502002 , closing coil and tripping coil 220v dc for 6 point 6 kv vaccum circuit breaker bhel make type vm 12 , breaker auxiliary c and d contact assembly for bhel make vaccuum breaker , breaker auxiliary a and b contact assembly isolating contact 1250a , spring charging motor for vm12 indoor 7 point 2 kv vacuum circuit breaker make bhel drg no 25211001582001 , 16 way auxiliary switch assembly for vm12 , closing unit assembly , rack in rack out handle , service position limit switch , spares for 6 point 6 kv vaccum ckt breaker support insulator 130mm in length 95 mm dia , complete assembly of plug and socket 32 pin plug and socket assembly with interlock , dashpot assembly for 6 point 6 kv 1250 a vaccum circuit breaker , tripping spring for vm12 indoor 7 point 2 kv vacuum circuit breaker make bhel drg no 35211001516001 , set of clips for vcb vm12 bhel drg nos 25211001588 001 2 nos 25211001588 002 1 no, 25211001588 003 3 nos 25211001588 004 5 nos 25211001588 005 1 no 25211001588 006 12 nos , set of pins for vm12 bhel drg 25211001581002 25211001581004 25211001581006 45211001595002 3nos each 25211001581008 25211001581009 25211001581010 45211001500001 45211001511001 45211001508001 1 no each 1 21 , vacuum circuit breakers - indoor type as per is 13118 total quantity : 95