... soft starter is suitable for three phase AC squirrel-cage asynchronous motors with AC 200V/380/440V/660V (For other than 380V, it ... TJNR6000 Motor Soft Starter series are to be used in AC 50Hz, 380v, 5.5~600KW, seqirrel cage motors with various loads ... Starter a. Self trouble diagnose(short circuit voltage, single phase grounding, not or overload, phase failure, loaded motor, and the intelligent ...