supply of supply & installation of online ups , supply & installation of online ups having 5 kva capacity with suitable smf battery set, singl e phase input & single phase output, output shall be 230v, 50hz pure sine wave, battery rating shall be- 12 v, 42ah (16 nos.) backup shall be minimum-60 minutes, rack shall be provided with battery. warranty (on site comprehensive warranty) for ups shall be 5 years & for battery 2 years replacement warranty. make fo r ups- luminous, microtek, numeric, vguard, cyber power or similar. make for batteries- exide, amaron, lu minous, powersafe, hbl or similar. ( warranty period : upto 60 months from the date of supply) [ warrant y period: 30 months after the date of delivery ] ]