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 <title><![CDATA[变频器故障分析]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-71132.html]]></link>
 <description><![CDATA[Latest 50 replies of 变频器故障分析]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Mon, 11 May 2026 17:40:57 +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[检查输入电源的电压是否正常]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-71132#834790.html]]></link>
 <author><![CDATA[hyundai天梭]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 24 Jul 2010 03:34:23 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[输入电源接线端有松动或外部电压波动过大也会出现欠电压报警，变频器前有接触器的话如果接触器动作不良也会出现欠压报警。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-71132#834612.html]]></link>
 <author><![CDATA[阮子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 23 Jul 2010 15:30:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[补充说明：变频器的内部不用考虑，都是正常的（新的），电机也是正常的也是新的，电机是ABB的，变频器是富士的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-71132#834607.html]]></link>
 <author><![CDATA[等待黎明]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 23 Jul 2010 15:20:16 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[有时变频器内部电源逆变部分出现故障，也会出现欠压报警指示．]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-71132#834533.html]]></link>
 <author><![CDATA[客居他乡]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 23 Jul 2010 13:49:27 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[外部缺相，内部主回路及检测电路故障。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-71132#834497.html]]></link>
 <author><![CDATA[huangxb]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 23 Jul 2010 13:13:50 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[请问楼主使用的是什么牌子的变频器？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-71132#834237.html]]></link>
 <author><![CDATA[aaweihua]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 23 Jul 2010 06:29:25 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[也可能是电动机的原因]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-71132#834092.html]]></link>
 <author><![CDATA[dzj126]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 23 Jul 2010 02:02:27 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[三相电平衡吗？电压正常吗？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-71132#834056.html]]></link>
 <author><![CDATA[nqhx]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 23 Jul 2010 00:44:15 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[变频器里的大电容的容量变小也会出现欠压]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-71132#833982.html]]></link>
 <author><![CDATA[xtl123925]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Jul 2010 15:20:33 +0000]]></pubdate>
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