... and operation 2.high stablity and quality 3.Temperature protection *KC800-1 series current selection table Specification Current range Motor power Remark ... 2,voltage specification for AC220V and AC380V,to control the motor secondary circuit voltage and decide .3,specification for 300A,400A ... EX 2:X-300/1/MTU(N:1):Electrical data Motor rated voltage:AC380V,AC660VControl source:220VAC, 50Hz 15VA/15WRated ...