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曾文慶3
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樓主  發(fā)表于: 2013-08-06 21:56
我有一個(gè)系統三相200V是接伺服。二相接PLC。 plc老燒。請各位解難
honggun
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1樓  發(fā)表于: 2013-08-07 11:19
引用
引用第3樓小蜜蜂于2013-08-07 08:11發(fā)表的  :
兩相不燒才怪呢？沒(méi)看見(jiàn)380V供電的PLC。

人家不是說(shuō)了用的三相220嗎。
honggun
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2樓  發(fā)表于: 2013-08-07 23:16
PLC電源輸入端接隔離變壓器和濾波器。

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