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henku
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樓主  發(fā)表于: 2008-11-07 11:38
最近在工作中遇見(jiàn)日立  L200的變頻器輸入為單相ＡＣ２２０Ｖ卻帶ＡＣ３８０Ｖ的電機．為此我至今不明白這是何原理．現慶給位大仙指點(diǎn)下．
liuwanhong
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1樓  發(fā)表于: 2008-12-15 15:03
            對于這個(gè)可能是對電機的星三角接法不是很了解，電機銘牌上標明了星型是380V/三角型是220V。
重慶自動(dòng)化設計18716380185 群：328649838
liuwanhong
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2樓  發(fā)表于: 2008-12-15 15:06
其實(shí)變頻器輸出的也是三相220V電壓
重慶自動(dòng)化設計18716380185 群：328649838

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