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gk2011
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樓主  發(fā)表于: 2010-07-09 10:43
請教各位大俠 用一根380V的三相線(xiàn)和地線(xiàn)組成220V的電源線(xiàn)會(huì )有什么不好？
neilnie
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1樓  發(fā)表于: 2010-07-09 13:44
引用
引用第2樓zymzym于2010-07-09 11:33發(fā)表的  :
很危險，接地設備有可能帶電。

還有如果整個(gè)供電系統中有進(jìn)口設備會(huì )發(fā)生零點(diǎn)漂移而跳閘.

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