... Phase+N+GNDOUTPUTVoltage220/230/240±2%VACFrequencySynchronous with Input Frequency(Utility Mode)/50±0.2%Hz(AC ... < 4msTotal Efficiency≥90%IndicatorsLCDVFD/LCD Indicator StatusInput/Output Voltage,Frequency,Output Power,Battery,Utility,Inverter,Overload,Fault,BypassCommunication PortRs232/USBInterfaceMonitor ... .50 32.00 79.00 85.00 Single Phase Online & Sine Wave Uninterruptible Power Supply(UPS)