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 <title><![CDATA[变频器故障]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1372785.html]]></link>
 <description><![CDATA[Latest 50 replies of 变频器故障]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
 <generator><![CDATA[www.ymmfa.com]]></generator>
 <lastBuildDate><![CDATA[Tue, 12 May 2026 20:22:48 +0000]]></lastBuildDate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频器大容量电容容量变少了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1372785#1262257.html]]></link>
 <author><![CDATA[kerry]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 07 May 2012 14:34:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[星三角启动时电流大了，变频器输入的电压就会低。再者如果变频器内部的继电器供电不足，变频器就会出现LU故障，检测变频器继电器供电情况吧！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1372785#1262224.html]]></link>
 <author><![CDATA[lddl123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 07 May 2012 13:57:10 +0000]]></pubdate>
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 <description><![CDATA[可能是线路接头，开关哪里接触不好了，也可能是变频器的电容不很了，或电压取样电路有问题了，或把阀值降低点，一个个试试看。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1372785#1250567.html]]></link>
 <author><![CDATA[hnyyhym]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 19 Apr 2012 06:21:37 +0000]]></pubdate>
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 <description><![CDATA[这个问题我倒是没有考虑，我去查一查看看，谢谢楼上两位朋友的意见。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1372785#1250555.html]]></link>
 <author><![CDATA[daviddavid]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 19 Apr 2012 06:05:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[是变频的大容量滤波电容容量变少了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1372785#1250526.html]]></link>
 <author><![CDATA[a888888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 19 Apr 2012 05:15:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[试下将变频降速后再启动那台22KW电机，，如果这样没事的话可能是变频进线端子松动或者是变频的大容量滤波电容容量变少了。。。。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1372785#1250524.html]]></link>
 <author><![CDATA[kyy80]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 19 Apr 2012 05:10:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[风机风门关闭再启动看看。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1372785#1250483.html]]></link>
 <author><![CDATA[小蜜蜂]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 19 Apr 2012 03:43:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[是不是电机运行几年后，电机的电阻值下降引起功率问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1372785#1250474.html]]></link>
 <author><![CDATA[探路者]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 19 Apr 2012 03:35:01 +0000]]></pubdate>
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