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藍色是火線還是零線
藍色是火線還是零線
更新时间:2024-10-14 09:16:11

  藍色是零線,在目前的電線施工規範中規定,零線為藍色,火線為紅色。在接線時可以使用電筆或者萬用表對兩根電線進行測試,火線本身是帶電的,零線是不帶電的。接線時一定要進行區分,避免接錯電線,發生觸電事故。

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