... short-circuit, over-voltage, low-voltage over-heatingSelf-diagnosis function, capable of detecting status at inverter and battery ... supply is unstable.Extra long standby time. And additional battery connections possible for longer power ... functioning including in, off, charging mode and fault modePROTECTIONFull ProtectionOverload, discharge, and overcharge protectionTRANSFER TIMETypicalTypical 2-6 ms, ...