The battery charger is serving the twin purpose of supplying the DC load and simultaneously charging 70 AH, 110 Volts SMF lead acid batteries.

I	Input
II	Rated operating Voltage Limiting operating Voltage Limiting operating current	3 Phase, 415 Volts 5% 3 Phase, 415 Volts 15% 20 Amp
III	Output i) Rated output Voltage ii) Battery charging current iii) Maximum Output Current iv) Maximum load current v) Maximum output power	Function of (Battery voltage, battery current, temperature of the battery)< 135 V 20 Amps 50 Amps 50 Amp minus battery charging current 130 VX50 Amp = 6500 watts
IV	Ripple Current	V<3V; i<2 Amp
V	Degree of protection	IP52 as per IEC 529
VI	Interface	Display of fault memory for diagnostic and subsequent analysis of fault on PC through RS-232