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古銅
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樓主  發(fā)表于: 2009-11-23 22:03
我們廠(chǎng),一套攪籠設備,原先普通接觸器控制,操作工嫌快,想慢一些,且能調速,于是我(電工)給他改了一下。
拆了一臺三菱A700的變頻器,給它改裝上了。電機是1.5KW的,4極,星型,與攪籠用減速機連接?蛰d調試的,設定在了頻率30HZ,一切OK。
  可是正常帶負載使用時(shí),電機發(fā)熱,攪籠經(jīng)常被卡住。
  我想是不是電機低頻運行時(shí),輸出轉矩?
  請問(wèn)各位老師,這到底是怎么回事?是不是變頻器沒(méi)設置好?請具體說(shuō)一下好嗎。在不換電機,不換變頻器的情況下,能使設備正常運行嗎?怎樣做?
   我會(huì )給大家加分的,謝謝各位,謝謝!
fengyuhai
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1樓  發(fā)表于: 2009-11-24 18:52
轉矩提升參數設定的稍大一點(diǎn)試試,應該能解決的。
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