bids are invited for supply cb 420kv, 63ka for 1s, 25mm per kv creepage, 3150a 3ph cbwithout pir along with support structure, interpole cables, operating mechanism, control boxes and all accessories complete in all respect , supply circuit breaker 420kv, controlled switching device for 3ph circuit breaker , supply cb 245kv, 50ka for 1s, 25mm per kv creepage, 3150a 3ph cb without pir alongwith support structure, interpole cables, operating mechanism, control boxes and all accessories complete in all respect , supply cb 245kv, 50ka for 1s, 25mm per kv creepage, 1600a 3ph cb without pir alongwith support structure, interpole cables, operating mechanism, control boxesand all accessories complete in all respect , supply cb 72.5kv, 25ka for 1s, 25mm per kv creepage, 1250a 3phase cb without pir alongwith support structure, interpole cables, operating mechanism, control boxesand all accessories complete in all respect , supply circuit breaker 420kv, foundation bolts for circuit breaker, platform and ladder if applicable and marshalling box if applicable , supply circuit breaker 245kv, foundation bolts for circuit breaker, platform and ladder if applicable and marshalling box if applicable , supply circuit breaker 72.5kv, foundation bolts for circuit breaker, platform and ladder , supply circuit breaker transducers , fixtures required for travel measurement of complete 3 phase cb , supply circuit breaker sf6 gas filling adopter, including coupling, regulator, connecting hose pipe up to ground level , supply circuit breaker special cables for cb per csd per rp interfacing. mode of measurement shall be cable-trench running length from circuit breaker to csd per relay panel , supervision of etc of supplied 420kv, 3 ph cb at site. for detail refer boq and technical specification , services circuit breaker 400kv, supervision of erection testing and commissioning of controlled switching device , services circuit breaker switching device , services circuit breaker supervision of erection, testing and commissioning of supplied 245kv, 3phase circuit breakers at site for detail refer boq and technical specification , services circuit breaker 72 point 5kv, supervision of erection, testing and commissioning of circuit breaker , spares circuit breaker 420kv, 63ka for 1s, 25mm per kv creepage, one complete pole of 3150a cb without pir, with pole column interrupter, driving mechanism and marshaling box excluding support structure , spares circuit breaker 400kv, grading capacitors , spares circuit breaker 400kv, o rings, gaskets and seals for operating mechanism , spares circuit breaker 400kv, trip coils with resistor , spares circuit breaker 400kv, closing coils with resistor , spares circuit breaker 400kv, terminal pad , spares circuit breaker 400kv, molecular filter , spares circuit breaker 400kv, corona rings , spares circuit breaker 400kv, relay power contactors, switch fuse units, limit switches, push button, timers and mcb etc , spares circuit breaker 400kv, pressure switch of each type per density monitor , spares circuit breaker 400kv, auxiliary switch assembly , spares circuit breaker 400kv, operation counter , spares circuit breaker 400kv, complete drive mechanism , spares circuit breaker 400kv, sf6 gas equivalent to 2 poles , spares circuit breaker 220kv, 50ka for 1s, 25mm per kv creepage, one complete pole of 3150a cb without pir, with pole column interrupter, driving mechanism and marshaling box excluding support structure , spares circuit breaker 220kv, grading capacitors , spares circuit breaker 220kv, o rings, gaskets and seals for operating mechanism , spares circuit breaker 220kv, trip coils with resistor , spares circuit breaker 220kv, closing coils with resistor , spares circuit breaker 220kv, terminal pad , spares circuit breaker 220kv, molecular filter , spares circuit breaker 220kv, corona rings , spares circuit breaker 220kv, relay power contactors, switch fuse units, limit switches, push button, timers and mcb etc , spares circuit breaker 220kv, pressure switch of each type per density monitor , spares circuit breaker 220kv, auxiliary switch assembly , spares circuit breaker 220kv, operation counter , spares circuit breaker 220kv, complete drive mechanism , spares circuit breaker 220kv, sf6 gas equivalent to 2 poles , cb 420kv, 63ka for 1s, 25mm per kv creepage, 3150a 3phase cb without pir alongwith support structure, interpole cables, operating mechanism, control boxes and all accessories complete in all respect , supply circuit breaker transducers per fixtures required for travel measurement of complete 3phase cb , services circuit breaker supervision of erection, testing and commissioning of supplied 420kv, 3phase circuit breakers at site. for detail refr boq and technical specification , spares circuit breaker 420kv, 63ka for 1s, 25mm per kv creepage, one complete pole of 3150a cb without pir, with pole column interrupter, driving mechanism and marshaling box excluding support structure , supply cb 420kv, 63ka for 1s, 25mm per kv creepage, 3150a 3ph cb without pir alongwith support structure, interpole cables, operating mechanism, control boxes and all accessories mechanism, control boxes and all accessories complete in all respect , services circuit breaker supervision of erection, testing and commissioning of supplied 420kv, 3phase circuit breakers at site. for detail refer boq and technical specification