... ± 20% / 5 wires (3 lines + Neutral + Ground)Frequency50Hz/60 Hz ± 0.1%Efficiency / transfer timeAC/AC >92% / 0 mswave ... , battery exhausted, low output voltage, high output voltage, DC fuse open, %v power supply fail, 13.5 v power supply fail, inverter overvoltage, 200 ... 1000% for 1 cycle.EPOEPO local and/or remoteDisplayLCDLED´s diagramincludedCommunicationserial port RS-232, SNMP(RJ-45) (SNMP card ...