supply of single phase battery charger.single phase battery charger.,single phase battery charger, the charger will consists of main transformer d.w. copper win ding single phase rectifier to give d.c. output 110v to 150v/60 amp input 230v single phase 50 hz. the v oltage and current will be controlled by fine and coarse control rotary switch 40 amp 1 pole make- (balson/ switch/kaycee). the charger will have d.c. output ammeter/voltmeter, input mcb, ac fuse, pilot lamp to i ndicate mains on fan will be provided for cooling. the charger will be housed in m.s.angle/sheet powder sie mens grey cabinet with wheels. make: equipment control, invo control or equivalent. accepted make/bran d-elcon. [ warranty period: 30 months after the date of delivery ] ]