... mechanical equipment and electrical.3.It can start continuously 5 to 10 times4.The structure is simple, reliable ; and ... installation and maintenance are convenient.II, Application:Applicable to three-phase AC 380V 660V, 3KV, 6KV,10KV drag fan ... type asynchronous motor soft starter and control surging currentIII, How to order,1, Model of motors, rated power, stator voltage, stator current, ...