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anddylihua
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樓主  發(fā)表于: 2010-01-21 21:52
公司的吊車(chē)老是燒接觸器觸點(diǎn)，我想用固態(tài)繼電器替換接觸器，請問(wèn)，可以用故態(tài)繼電器控制這種頻繁啟動(dòng)，頻繁正反轉和瞬停的感性負載嗎？如果可以，還需要加什么保護裝置？
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raoshili
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1樓  發(fā)表于: 2010-01-21 22:22
應該可以，但要直流來(lái)控制，很麻煩，好像固態(tài)繼電器是可以頻繁控制，但需要發(fā)電時(shí)間，如果三相的建議用熱過(guò)載斷路器
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