Output Max Configurable Power (Watts) 325 Watts / 625VA Efficiency at Full Load 65.3 % Output Frequency (sync to mains) 50/60 Hz +/- 1 Hz Unsynchronised Topology Line interactive Waveform type Square wave Transfer Time 4 ms typical : 8 ms maximum Input Input frequency 45 - 65 Hz Input voltage range for main operations 151 - 299V Number of Power Cords 1 Efficiency at Full Load 65.3 % Type of Input Protection Required 3-pole circuit breaker Batteries & Runtime Battery type Lead-acid battery Included Battery Modules 1 Typical recharge time 6hour(s) Replacement Battery APCRBC110 Expected Battery Life (years) 2 - 4 Battery Charge Power (Watts) 11 Watts