Common reasons: May be the start wire has wrong contact, or have fray and break.
常见原因：可能是启动器的搭线出现了虚假接触，或者出现磨损或损坏的情况。
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Cutting off ground wire is a common stealing electricity method.
零线接地法是一种常见的窃电方法。
应用推荐
模块上移
模块下移
不移动