Details: comprehensive maintenance of 30 kva vinitec make three phase input, three phase output ups system including repair/ replacement of defective/ worn out parts like pcb, igbt based diode, capacitors, relay, cooling fan, indicators, connectors, lugs, wires, switches, fuses, etc. (but excluding transformer & batteries), testing etc. complete as reqd. for 1st year for 2nd year upgradationsitc of automatic phase sequence corrector with ac 3 duty power contractor complete with suitable size internal connections/ interconnection, led phase indication lamps ryb etc. complete as required. (make: vinitec) 110 amps 3 phase automatic phase sequence corrector sitc of three phase transient voltage surge suppression (tvss) housed for "vinitec" make ups/ stabilizer in pvc enclosure along with safety circuit breaker to safeguard the equipment form indirect lightning surges, spikes & amp; harmonic noise etc. complete as required. the tvss is installed in parallel to the mains supply. capacity 100 ka suppl
Sector: PWD