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nhsl
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樓主  發(fā)表于: 2010-12-30 14:15
啟動(dòng)交流接觸器的時(shí)候，出現噠～～噠～～噠的吸合與斷開(kāi)的動(dòng)作，當斷開(kāi)保護器的電源后，就正常了～～～，特請教專(zhuān)家們該故障出現的原因與排除方法，謝謝�。�！


[ 此帖被nhsl在2010-12-30 15:31重新編輯 ]
qdlsc
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1樓  發(fā)表于: 2010-12-30 17:55
從描敘看是保護器常閉觸點(diǎn)有問(wèn)題，

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