... limiting, over-voltage, under-voltage, overload, open-phase, three phases current unbalance, overheat, communication fault.Unique ... of the rated voltageApplication motorthree-phase asynchronous motor (squirrel-cage), synchronous motorStartup frequencyFrequent startup, time space ... with the completely same input phase sequence and output phase sequenceProtection gradeIP20 (Natural cooling), IP30 ...