supply of supply installation & commissioning of 5 kva true online ups with battery.supply installation & commissioning of 5 kva true online ups with battery.,supply installation & commissioning of 5 kva true online ups with battery confirming to following requirements:- (i) 20 numbers of 12v 26ah sealed maintenance free battery, (ii) input voltage: a c single phase 160v-260v, (iii) output voltage: 240 vdc 50 hz (pure sinewave), (iv) switching technology: igbt-pwm, (v) backup time:30 minutes (minimum), (vi) warranty: ups- 2 years or more ; battery- 2 years o r more, (vii) battery capacity:- 12v 26ah (viii) preventive checkup within warranty period by oem: quarterl y. make of ups: numeric or equivalent. make of batteries: exide or equivalent. [ warranty period: 30 mon ths after the date of delivery ] ] => limited