The high-power silicon controlled rectifier of three-phase has been extensively applied to actual production, whereas the traditional method of malfunction judgment and overhauling is time-consuming, strenuous and difficult to grasp.

• 三相大功率可控硅无触点开关柜广泛应用于生产实际 ,传统的故障判定、检修的方法费时、费力且不易掌握。