发布时间:2025-02-02 14:49:57
总配电箱的零线和地线是连在一起的,要从总配电箱接电源到下个配电箱,零线和地线就必须分开接,此时零线就不能再接地了,这就是常说的三相五线制(TN-C-S系统)。注意零线应在总箱处先接地,在同一点引同截面导线至总漏电开关进线端,从总漏电开关出来后的零线就再也不能接地了,此时相线引到哪,零线、地线也引到哪。
本人擅长室内各种装修水电想自己单干去哪里接单来做有没有人指点一下
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