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zzj111000
專(zhuān)業(yè)非標電控設計
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樓主  發(fā)表于: 2014-05-09 17:44
各位工控大哥,三相五線(xiàn)電源,線(xiàn)標最標準的標注是,R,S,T,N,FG ;還是U,V,W,N,PE;或者是別的????????
求國標???
gdj-gdj
每天進(jìn)步一點(diǎn)點(diǎn)！
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1樓  發(fā)表于: 2014-09-10 11:18
L1、 L2 、L3 、N 、PE

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