RAIL VIKAS NIGAM LIMITED (RVNL) tender - E&M and Fda Works of New Bc Roy Market at Curzon Park between Entry/Exit Structure of Esplanade Metro Station of East-West Metro Corridor in Connection with Construction of Mominpur-Esplanade Undergro...

Tender Amount

117144882.35

E&M and FDA Works of new BC Roy market at Curzon Park between Entry/Exit Structure of Esplanade Metro Station of East-West Metro Corridor in connection with Construction of Mominpur-Esplanade underground section of Joka-Esplanade Metro Corridor in the city of Kolkata, West Bengal, India Supply of 6KV, 800A, short-circuite capacity of 26.3KA for 3 sec, 3-panel HT Gear with VCBs as per specification.The Vacump Circuit Breaker should comply as per IS:13118& IEC:62271-100 for Circuit Breaker & IS:3427 & IEC:62271-200/IEC694,IEC-61850 for indoor Panel.SUPPLY OF 6KV VCB PANEL The HT panel is rated 6.6 KV,3 Phase 800A,Breaking Current/short Circuit capacity of 26.3kA for 3 sec, 50c/s and shall be of floor mounting, sheet steel clad, free- standing metal enclosed air insulated switchgear cubicle with VCB inside. The vacuum Circuit Breakeris horizontal isolation & horizontal drawout/Vertical Isolation & horizontal drawout with 3 compartments and is made of 2mm CRCA sheet of load bearing members with vermin & moisture proof along with automatic shutter arrangement for complite isolation of bars, cable socket & other live parts etc. when the removable portion is withdrawn. The Breaker is arranged for hand operation through front of the panel push buttons & spring charging mechanism and also electrical mottor which will be energized by 230V AC. Closing and triping coils are rated for 110V DC to be made available formlocal power supply 230V, 50 Hz, A.C. with remote operation compatibility. The Shutter shall be gravity operated . 1 2 2.00 Set 3982500.00 7965000.00 AT Par 7965000.00