The movable safety piece is connected with the insulating system, is supported against by the control rod, and is in normally closed connection with the fixed contact piece.
该动保险片，它连接绝缘系统，而且，它受控制杆顶抵并常闭连 接该定接触片。
The electromagnetic system comprises a coil and a gag bit component; the contact system comprises a stable sheet component and a movable sheet component;
电磁系统包括线圈和衔铁组件，接触系 统包括静片组件和动片组件；
The electromagnetic system comprises a coil and a gag bit component; the contact system comprises a stable sheet component and a movable sheet component;
电磁系统包括线圈和衔铁组件，接触系 统包括静片组件和动片组件；
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