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侃侃大王
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樓主  發(fā)表于: 2022-10-09 13:15
控制柜上電前檢查都需要測什么，需不需要使用萬(wàn)用表最大電阻檔測火線(xiàn)，零線(xiàn)，地線(xiàn)兩兩之間的電阻吶？
zhangshuguo
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1樓  發(fā)表于: 2022-10-09 14:01
需要，還需要檢查進(jìn)電電壓。
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