The protection switch prevents this.
保护开关可防止这种情况。
Equipped with safety protection switch.
装有安全保护开关。
Because our electrical boxes must be used are not grounded in Germany, the protection switch.
因为我们的电箱必须使用未接地在德国，保护开关。
Intelligent protection equipment is the central control unit of high switch.
智能型保护装置是高压开关的中枢控制部件。
Emergency button and the protection of contact switch, make sure the personnel security of manipulator.
紧急停机按钮；保护用的接触开关；确保操纵人员的使用安全。
Emergency button and the protection of contact switch, make sure the personnel security of manipulator.
紧急停机按钮；保护用的接触开关；确保操纵人员的使用安全。
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