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hlyhfj
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樓主  發(fā)表于: 2012-12-20 20:32
  電機運轉突然不轉了，變頻器顯示12.2Hz  不知道是什么意思
學(xué)習經(jīng)驗
hlyhfj
級別: 探索解密
精華主題: 0
發(fā)帖數量: 70 個(gè)
工控威望: 181 點(diǎn)
下載積分: 4782 分
在線(xiàn)時(shí)間: 47(小時(shí))
注冊時(shí)間: 2012-08-21
最后登錄: 2018-06-13
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1樓  發(fā)表于: 2012-12-21 19:43
引用
引用第1樓習慣斜口鉗于2012-12-21 12:29發(fā)表的 :
可能是啟動(dòng)信號斷掉了
應該是啟動(dòng)的中繼的問(wèn)題   換一個(gè)   試一試~~
 
 有可能是吧，測試了電機的電壓  R S T 之間也沒(méi)有電壓
學(xué)習經(jīng)驗

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