Output Max Configurable Power (Watts) 1.5kWatts / 1.5kVA Output Voltage Distortion Less than 2% Output Frequency (sync to mains) 50/60Hz +/- 3 Hz Other Output Voltages 220, 240 Load Crest Factor 3 : 1 Topology Double Conversion Online Waveform type Sine wave Bypass Built-in Bypass Input Input frequency 40 - 70 Hz (auto sensing) Input voltage range for main operations 100 - 275V Number of Power Cords 1 Other Input Voltages 220, 240 Batteries & Runtime Battery type Maintenance-free sealed Lead-Acid battery with suspended electrolyte : leakproof Included Battery Modules 1 Typical recharge time 3hour(s) Nominal Battery Voltage 48V Replacement Battery APCRBC155 Expected Battery Life (years) 3 - 5 Extendable Run Time 1 Battery Volt-Amp-Hour Capacity 324 Extended Run Options APC-Smart-UPS-SRT-1500VA-230V Runtime View Runtime Graph View Runtime Chart Communications & Management Interface Port(s) RJ-45 Serial, Smart-Slot, USB Control panel Multi-function LCD status and control console Audible Alarm Audible and visible alarms prioritized by severity Emergency Power Off (EPO) Yes Available SmartSlot™ Interface Quantity 1 Surge Protection and Filtering Surge energy rating 432Joules