1. AS4777,VDE0126-1-1,DK5490 2.IP65 3.Max. efficency 97.6%,Euro efficeency:97. ... (Optional) Multilingual LCD, easy to operate Parallel running mode with a string of inverters Protection for overvoltage, islanding, overload, ... interfacesRS485 / RS232RS485 / RS232RS485 / RS232LCD displayBacklight, 16*2 Character LCDBacklight, 16*2 Character LCDBacklight, 16*2 Character LCDDimensions(W /H / D) [mm]332 ...