... the motor rated current.2.No impact on smooth start to extend the life of mechanical equipment and electrical.3.It ... , reliable ; and installation and maintenance are convenient.II, Application:Applicable to three-phase AC 380V 660V, 3KV, 6KV,10KV drag fan and pump ... type asynchronous motor soft starter and control surging currentIII, How to order,1, Model of motors, rated power, stator voltage, stator ...