supply of ups , supply of ece ups and battery , 10 kva ups capacity/rating :10 kva general :ups shall be free from workmanship defects, sharp edges,nicks, scratches, burrs, etc. all fasteners shall be fixed properly. the equipment shall be complete with all parts and all parts shall be functional. technology : microprocessor based digital control, igbt based,true online double conversion, ac to dc conversion and then dc to ac. waveform : pure sine wave input voltage : 110-270v input frequency : 45-55hz(generator compatible) input power factor : >0.90 out voltage : 50hz/60hz+/-0.05% output power factor : 0.9 output frequency : 50hz/60hz+/-0.05% thd : <2%linear load and 5%non linear load. inverter efficiency : >92% crest factor : 3:l over load on batteries : 105%-125% for at least 120sec, if overload exceeds ups shall go in bypass mode and auto recover on removal of load. paralleling : option for paralleling upto 4 units. bypass switches : option for paralleling upto 4 units. protection: input over/under voltage, output overload, short circuit,battery low/ high, battery reversed polarity, protection for igbt & thermal overload. display : lcd. alarms: audible alarms should be provided for mains fail, batterylow and fault conditions. operating conditions : 0-40degc,0-90%rh maximum, non condensing audible noise-50db at front 1meter. cooling: air forced type software support: novel netware/unix/windows nt/solaris minimum vah required : 10800(bidders can choose battery capacity accordingly) , battery- 100ah (for 10 kva ups) batteries -smf-vrla type. back up time -180 mins on full load. => limited