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 <title><![CDATA[零线带电的问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050.html]]></link>
 <description><![CDATA[Latest 50 replies of 零线带电的问题]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <description><![CDATA[接地没接好 ，&nbsp;&nbsp;

说不定有些地排油漆没刮干净]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1439487.html]]></link>
 <author><![CDATA[yerong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 06 May 2013 04:07:07 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[开关电源的问题,看下开关电源的原理图就明白了!

接地就好了!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1439462.html]]></link>
 <author><![CDATA[tkggtdkjpl]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 06 May 2013 03:28:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[是三相四线制还是三相五线制，重点检查保护线接地情况，用万用表测接地电阻小于4欧。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1439438.html]]></link>
 <author><![CDATA[steven2288]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 06 May 2013 02:37:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[肯定有一相接地了，用氖泡试电笔测一下三相，不亮或微亮的那一相是接地相，把开关一一拉掉就可以找出有故障的那一条线路]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1439231.html]]></link>
 <author><![CDATA[chenxian]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 05 May 2013 11:21:08 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[火线有接地 接零接地没分清]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436577.html]]></link>
 <author><![CDATA[gaoz]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 27 Apr 2013 10:33:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[重复接地试一下！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436573.html]]></link>
 <author><![CDATA[无忧山水]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 27 Apr 2013 09:57:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没有良好的接地。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436411.html]]></link>
 <author><![CDATA[大鹏展翅168]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 27 Apr 2013 02:45:50 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频器、伺服驱动器用的多吗？考虑一下高次谐波的影响。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436341.html]]></link>
 <author><![CDATA[thcgw]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Apr 2013 23:32:36 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[接地没接好]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436336.html]]></link>
 <author><![CDATA[gyzmf]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Apr 2013 23:26:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[两端没有虚接&nbsp;&nbsp;&nbsp;&nbsp;零线未断线&nbsp;&nbsp;&nbsp;&nbsp;三相电压380V平衡&nbsp;&nbsp; 电流也差不多相等,这说明总零线电流很小，若不是很小，就是负载不平衡造成的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436278.html]]></link>
 <author><![CDATA[sanlihu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Apr 2013 14:01:07 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[接地没接好]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436263.html]]></link>
 <author><![CDATA[dhyxmd119]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Apr 2013 13:35:10 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[接地大于四欧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436239.html]]></link>
 <author><![CDATA[zhb88888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Apr 2013 12:26:40 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[我来学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436217.html]]></link>
 <author><![CDATA[yuchai001]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Apr 2013 11:35:37 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用3楼的方法试试。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436216.html]]></link>
 <author><![CDATA[hahahaha]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Apr 2013 11:26:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:17] 我遇到过,不知道怎么回事]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436179.html]]></link>
 <author><![CDATA[jun9015]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Apr 2013 09:02:44 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]看看沒有負載時零線還有無電壓，如果電壓很小或為零， 這種情況估計是使用單相電源的較多（比如單相電機，插座等）。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436175.html]]></link>
 <author><![CDATA[gaorenyisi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Apr 2013 08:51:50 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变压器接地没有接好！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436167.html]]></link>
 <author><![CDATA[yuanqijun88]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Apr 2013 08:21:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[考虑是否接地电阻太大（大于4欧）---进行重复接地处理（补打接地极）看看。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426050#1436162.html]]></link>
 <author><![CDATA[jmshtytt]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 26 Apr 2013 08:02:27 +0000]]></pubdate>
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