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cyh1986
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樓主  發(fā)表于: 2020-08-07 19:34
兩臺電機，都是星三角，一臺75，一臺55，用了兩三年了�，F在75kw電機啟動(dòng)在星三角轉換的時(shí)候。高壓進(jìn)線(xiàn)的銜鐵電了兩次。供電局說(shuō)變壓器有問(wèn)題。換了變壓器之后還是一樣�！，F在也不敢試，請問(wèn)有可能是什么原因。
guangyu85
工程師
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1樓  發(fā)表于: 2020-08-08 16:49
75KW功率太大了，就算空載啟動(dòng)都有一定得風(fēng)險，要解決問(wèn)題得換軟啟動(dòng)     

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