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 <title><![CDATA[电压欠压而停机]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389.html]]></link>
 <description><![CDATA[Latest 50 replies of 电压欠压而停机]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Wed, 29 Apr 2026 09:35:07 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[工控人家园]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[除变频器本身的问题，还要检查负载的问题…我也碰到过一次结果是负载的原故…]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1242545.html]]></link>
 <author><![CDATA[huhu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 07 Apr 2012 05:54:42 +0000]]></pubdate>
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 <description><![CDATA[我也遇到过！吹一下机内灰尘，将螺丝再固定紧，往接线端子内加干净机油或变压油。如果不行就是电容老化，或可控硅有损坏现象。再就是主板的电压保护有问题！一般采用代换法是最好的维修方法！少走弯路]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1242529.html]]></link>
 <author><![CDATA[jaby]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 07 Apr 2012 05:05:12 +0000]]></pubdate>
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 <description><![CDATA[不知楼主所云···看来我的路很长啊···........................................]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1240082.html]]></link>
 <author><![CDATA[470997131]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 03 Apr 2012 11:37:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该是板子问题吧，又学到 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1239924.html]]></link>
 <author><![CDATA[ccyang0124]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 03 Apr 2012 05:55:48 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了~~~~~~~~~~]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1239879.html]]></link>
 <author><![CDATA[xtgm123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 03 Apr 2012 03:52:13 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[直流母线线电压是否正常？&nbsp;&nbsp;如果蓄能电容没有问题，一般是电压检测电路问题。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1239582.html]]></link>
 <author><![CDATA[makou]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 02 Apr 2012 13:08:52 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[检查一下整流电容容量是否减小，电容减小了带大负荷会出现欠压报警。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1239564.html]]></link>
 <author><![CDATA[yjhdlp]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 02 Apr 2012 12:50:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[进来学习的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1239493.html]]></link>
 <author><![CDATA[工控学习]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 02 Apr 2012 10:30:13 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可能是检测电路有故障了，还是送修保险 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1239442.html]]></link>
 <author><![CDATA[aaweihua]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 02 Apr 2012 08:55:02 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[37KW变频器功放模块电气性能可能有点问题了，换30KW用是超频使用，把37KW用于30KW因为是大牛拉小车，所以当然正常啦，时间长了估计也扛不住的。不过一般的做法是坏了再修故障好判断，要不然返厂维修也不好判断的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1239394.html]]></link>
 <author><![CDATA[sunpeter]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 02 Apr 2012 07:11:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[自保护了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1239372.html]]></link>
 <author><![CDATA[西楚大霸]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 02 Apr 2012 05:59:02 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可能是主板上有问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1239369.html]]></link>
 <author><![CDATA[tangrenbo89]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 02 Apr 2012 05:57:13 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没有修过变频器最好不要弄，故障扩大就麻烦，小问题而于，可以联系我。18666449248 [s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1239286.html]]></link>
 <author><![CDATA[kissko]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 02 Apr 2012 03:04:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[加个隔离变压器试试怎么样]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1239233.html]]></link>
 <author><![CDATA[a2103]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 02 Apr 2012 01:25:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不排除浪涌的可能！！几率很小]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145389#1238955.html]]></link>
 <author><![CDATA[jiangzhuang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 01 Apr 2012 12:10:49 +0000]]></pubdate>
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