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chengcaiyu
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樓主  發(fā)表于: 2011-10-12 14:39
外部電磁閥（220V),一個(gè)是6VA,一共12個(gè)。請問(wèn)供電電源的保險絲選多大的？ 希望說(shuō)明具體的計算公式，
sunpeter
工控初級工。LG，三菱，歐姆龍，西門(mén)子
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1樓  發(fā)表于: 2011-10-12 15:34
總共才72瓦，220/3A保險足夠了，只是起到短路保護的作用（基本不存在過(guò)熱保護）就行了。 。

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