tender for replacement of main lt panel at jal vihar (old) bps under jangpura constituency ac-41. , air circuit breakers (acb), 800a, 3 pole, edo 50ka with microprocessor-based release 590volt.with display (lsing+display+20trip record +bcd switch for selection), interlock should be provided between breaker operating mechanism & the annual rate contract chutes to prevent closing in case the annual rate contract chutes are not properly secured, inbuild soft rating plug for closer protection, inbuilt electrical & mechanical interlocking, padlocking feature of on & off pucca bundh & of special design, manufacturer should submit combined sequence test report/certificate. the circuit breakers shall be for continuous rating at 45 deg c ambient temperature. the rated insulation voltage shall be 1000 volts ac & rated impulse withstand voltage shall be 12kv for main circuit make :l&t/siemens/schneider/any djb approved make , air circuit breakers (acb), 1600a in frame 1, 3 pole, edo 50ka with microprocessor-based release with display (lsing+display+20trip record +bcd switch for selection), interlock should be provided between breaker operating mechanism & the annual rate contract chutes to prevent closing in case the annual rate contract chutes are not properly secured, inbuild soft rating plug for closer protection, inbuilt electrical & mechanical interlocking, padlocking feature of on & off pucca bundh & of special design, manufacturer should submit combined sequence test report/certificate. the circuit breakers shall be for continuous rating at 45 deg c ambient temperature. the rated insulation voltage shall be 1000 volts ac & rated impulse withstand voltage shall be 12kv for main circuit make: l&t/siemens/schneider/any djb approved make , mccb 415v, tp 3phase 50ka 50hz,250amp with spreader & handle make l&t/siemens/schneider/any djb approved make , mccb 415v, tp 3phase 50ka 50hz,400amp with spreader & handle make l&t/siemens/schneider/any djb approved make , under voltage release make l&t/siemens/schneider/any djb approved make , mcb four pole 63amp. make l&t/siemens/any djb approved make , digital amp. meter. -make ae/l&t , digital volt meter0-500v -make ae/l&t , indicating lights led type ryb & on/off make : l&t /siemens , current transformer1600/5 make ae /saviour , current transformer250/5make ae /saviour , current transformer400/5make ae /saviour , current transformer600/5make ae /saviour , mccb 415v, tp 3phase 50ka 50hz,250amp with spreader & handle make l&t/siemens/schneider/any djb approved make mccb 415v, tp 3phase 50ka 50hz,400amp with spreader & handle make l&t/siemens/schneider/any djb approved make under voltage release make l&t/siemens/schneider/any djb approved make mcb four pole 63amp. make l&t/siemens/any djb approved make digital amp. meter. -make ae/l&t digital volt meter0-500v -make ae/l&t indicating lights led type ryb & on/off make : l&t /siemens current transformer1600/5 make ae /saviour current transformer250/5make ae /saviour current transformer400/5make ae /saviour current transformer600/5make ae /saviour fabrication of lt panel sheet steel enclosure suitable for fixing of above switchgears i.e 7nos. outgoing feeders & 2nos. incoming feeders, 1no. bus coupler in cubicles all metering section, relay section will be covered symmetrical as per site requirement made out of 2mm crca sheet totally enclosed, powder coated free standing, floor mounted type, dust& vermin proof, outward opening, lockable doors having hidden hinges and a bolted back cover both using non-deteriorating neoprene rubber gaskets to provide protection .the each part of the fabricated panel will be strictly subjected to seven tank treatment. the various components, assemblies and sub equipments of the panel will be as per standard given in relevant is. including bus bar aluminum of electrolytic grade conductivity covered with heat shrinkable pvc sleeve throughout in red, yellow & blue color to identify three phases & black for neutral current carrying capacity 2000amp..the bus-bar support insulator made of non-deteriorating, vermin proof, non-hygroscopic materials such as smc/dmc.,size 5500x1875x1000mm , fixing of all above accessories such as acb -10nos (1600amp. & 800amp.), mccb (3nos. of various ratings), amp./volt meter indicating light and bus bar etc. in the panel enclosures, making connection with bus bar . complete control wiring in 1.5sq mm copper wire, ferrule, thimble etc. , dismantling of old system & allied accessories ,ms sheets, enclosures etc & shifting the same , installation of the panel at site, including required civil work termination of cable both incoming & out going side through cable gland & thimble , loading, unloading by crane & heavy labour & cartage up to site , testing & commissioning of panel & all allied accessories as per required parameters with relevant is .testing of the panel prior to switching on as follow continuity and earth testing meggaring of all equipments for phase to phase, neutral to body, neutral to earth and phase to earth. checking for all tightness of nut and bolts alignments of doors etc. interlocking tests. all function tests testing on load with engineer in charge