... 200-270 (AS4777); 184-276(ENEL Guide line)Grid Frequency50Hz/60HzPower factor≥0.99(at nominal power)Output ... , DC isolation monitoring , DC monitoring,Grounding fault monitoring , Grid monitoring , Island protection , Short circuit protection , Over temperature ... , EXTOptional communication modeWiFi , Ethernet , GPRS(External modular design , connected to EXT)Mechanical ParametersDimension(H x W x ...