Battery Pack for APC Easy UPS On-Line SRV 6000VA / 6000w RM with Extended Runtime: Results Maximum Adjustable Power in Watts 6.0kVA/6.0kW of power Note on Output Voltage able to be set for nominal output voltages of 220, 230, or 240 Effectiveness at Maximum Load Output Voltage Distortion of 94.0% 1% Output Frequency (mains synchronization) 50/60 Hz +/- 3 Hz Connect to the mains Additional Output Voltages: 220 V, 240 V