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 <title><![CDATA[各位前辈。求教一问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219.html]]></link>
 <description><![CDATA[Latest 50 replies of 各位前辈。求教一问题]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Sat, 02 May 2026 19:42:40 +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[电流过大 空开容量大于过载电流 所以空开没跳&nbsp;&nbsp;配一个适合的空开 检查电机电流]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1234462.html]]></link>
 <author><![CDATA[fanchao]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 26 Mar 2012 02:44:48 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电源线接触不良所致！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1234400.html]]></link>
 <author><![CDATA[宽容]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 26 Mar 2012 01:28:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[测量三相电流平衡，线路没问题。可能是操作员操作不当。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1234366.html]]></link>
 <author><![CDATA[lijinhuaok]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 26 Mar 2012 00:56:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[测电流，看三相电流是否平衡]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1234150.html]]></link>
 <author><![CDATA[ljclwyf]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Mar 2012 13:00:55 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[检查线路]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1234064.html]]></link>
 <author><![CDATA[wzw429]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Mar 2012 10:35:03 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[把空开换掉，有时小电机缺项也不会烧，换好以后开机后用钳形电流表测量三项电流是否平衡，在与额定电流比较一下，如果都是合理范围就不会烧了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1234059.html]]></link>
 <author><![CDATA[weichangye]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Mar 2012 10:26:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[检查接线 估计有有相缺了 接线没接好]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1234009.html]]></link>
 <author><![CDATA[happy525070]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Mar 2012 07:40:56 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[线路是不是有接头？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1234007.html]]></link>
 <author><![CDATA[xtgm123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Mar 2012 07:38:44 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[线路问题，多看看吧。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1233967.html]]></link>
 <author><![CDATA[jx982cms]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Mar 2012 06:13:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第5楼ying-feng于2012-03-24 12:25发表的&nbsp;&nbsp;:
只有一台坏就说明电源没问题的，主要检查一下坏的那个的电源和负载
[/quote]
仔细检查啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1233938.html]]></link>
 <author><![CDATA[neilnie]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Mar 2012 04:53:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[两个电机同一开关，同一条线路，常烧的电机2.2kw两极，&nbsp;&nbsp; 
同时开两个电机时测一下各自的电流，在单独开一个电机时测一下电流。试一下，也许能找到答案。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1233910.html]]></link>
 <author><![CDATA[hewm]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Mar 2012 03:34:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[是多大的电机，有启动设备吗，要不还是你那空开有问题，仔细看看。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1233900.html]]></link>
 <author><![CDATA[hnyyhym]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Mar 2012 03:19:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不存在负载重的这个问题，三相电源正常，3P开关换了。两个电机同一开关，同一条线路，常烧的电机2.2kw两极,就是不烧的电机功率较小极数多6极。线路有两个漏电开关。电机绝对是缺相烧了，不知怎么缺的相。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1233882.html]]></link>
 <author><![CDATA[lijinhuaok]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 25 Mar 2012 02:45:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以看一看电机的接线方式 是不是Y,△接错了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1233486.html]]></link>
 <author><![CDATA[zsykongling]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 24 Mar 2012 07:30:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[只有一台坏就说明电源没问题的，主要检查一下坏的那个的电源和负载]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1233388.html]]></link>
 <author><![CDATA[ying-feng]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 24 Mar 2012 04:25:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[查看烧电机的那一组电源线。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1233385.html]]></link>
 <author><![CDATA[工控学习]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 24 Mar 2012 04:22:22 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[3P空开换换看 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1233381.html]]></link>
 <author><![CDATA[dnvihc]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 24 Mar 2012 04:14:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[支持楼上，检查一下负载]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1233375.html]]></link>
 <author><![CDATA[xcw]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 24 Mar 2012 03:44:36 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[是不是负载太大了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-144219#1233374.html]]></link>
 <author><![CDATA[jacoliang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 24 Mar 2012 03:36:07 +0000]]></pubdate>
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