... table according to the motor power is AC380V).2,voltage specification for AC220V and AC380V,to control the motor ... secondary circuit voltage and decide .3,specification for 300A,400A,500A,600A ... data Motor rated voltage:AC380V,AC660VControl source:220VAC, 50Hz 15VA/15WRated current:0.5~800ARated work frequency :50HzInsulation resistance:100M /500VProtection ...