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zzl1986
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樓主  發(fā)表于: 2010-11-23 10:06
s7-400 的電源模塊 407 怎么向外引電源線(xiàn)，急需高手幫助
wwcwwc
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1樓  發(fā)表于: 2010-11-23 12:47
你可以按上面的標釋向外連接電源線(xiàn)；負載線(xiàn)，但是必須掌握輸出工作電流小于電源模塊的實(shí)際輸出電流。有條件在個(gè)分支回路上加裝斷路器。

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