Tender For supply of all inclusive comprehensive maintenance including periodical servicing of following capacity engine alternator sets installed at various te admin bldgs bts sites etc , providing replacement of following faulty items in the existing dea set essential for the smooth operation of dg set complete with installation testing and commissioning all as required , engine safety control box with audiovisual arrangement alongwith wiring to make operational the above item , 12 volt 10 amp smps type battery charger ic transformer, rectifier unit and filter circuit etc , digital ac voltmeter 0 to 415v , avr make national or ss make
Tender For supply of smps based battery charger for telecom use input 230v[90-300v] ac, single phase , output 48 vdc, 25 amp, in (n+2) configuration, ultimate expandable capacity 150 amps specification no.rdso/spn/tl/23/99 ver4.0, amdt.1 or latest to charge conventional lead acid battery of 120ah for single battery bank. power plant to work as float rectifier cum charger boost charger [fr-fc-bc] model. [ warranty period: 30 months after the date of delivery ] ]