CE,ISO9000 certification, single phase 220V AC inverter 0.75KW inverter VVVF control, ... -loading Ability150%Rated Current for 1 minutes,180% Rated Current for 1 secondInputRated Voltage/Frequencythree-phase 380V,50/60HzAC voltage ... be selected.digital output channelProgrammable open-collector output,1 channel; relay output signal ,1 channelDigital panelLED Displayindicate parameters: frequency , ...