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 <title><![CDATA[PLC电源故障奇怪恢复，什么原因？]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240.html]]></link>
 <description><![CDATA[Latest 50 replies of PLC电源故障奇怪恢复，什么原因？]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Thu, 14 May 2026 11:42:09 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
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 <title><![CDATA[]]></title>
 <description><![CDATA[热敏电阻,是自恢复型过载保护 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#468743.html]]></link>
 <author><![CDATA[hszyz]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 25 Mar 2009 10:15:52 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[自恢复的过载保护]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#468062.html]]></link>
 <author><![CDATA[科锋智能控制]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Mar 2009 14:49:02 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[开关电源有过流保护,电源内部有热敏电阻,是自恢复型 .当短路过流时,热敏电阻阻值变大,当电流减小时,阻值又恢复正常值,在几欧到几十欧之间. [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#467169.html]]></link>
 <author><![CDATA[yanzhi2008]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Mar 2009 13:47:47 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[6楼说的对]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#467035.html]]></link>
 <author><![CDATA[红亮]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Mar 2009 12:16:42 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[过热软击穿，冷却后能自动恢复，很正常。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#466915.html]]></link>
 <author><![CDATA[xinxuefeng12]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Mar 2009 09:33:46 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[后来西门子公司的解释是：他们使用的技术叫做：电子保险！跟烧保险一样，不过在一小时以后会恢复，当然是电子保险动作才可以，要是烧的其它地方就不行了！不过那样西门子的技术也。。。。。。。。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#466830.html]]></link>
 <author><![CDATA[zhengyueyong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 23 Mar 2009 07:42:09 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[有的时候可能是电源容量不够，造成“假电源损坏”的情况。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#167513.html]]></link>
 <author><![CDATA[YMMFA]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 08 Jan 2008 03:39:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该是PLC自己的短路保护，开关电源也有这种功能]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#164225.html]]></link>
 <author><![CDATA[hsgzp]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 31 Dec 2007 15:39:31 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第9楼烟台大地于2007-12-27 19:36发表的&nbsp; :
你真勇敢[/quote]
哪里，不搞不行啊噻]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#163272.html]]></link>
 <author><![CDATA[zhengyueyong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 29 Dec 2007 14:22:42 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[我也没碰过]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#162120.html]]></link>
 <author><![CDATA[liucheng1129]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 27 Dec 2007 14:35:42 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[可能是PLC的直流保护]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#161955.html]]></link>
 <author><![CDATA[wmsyj159]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 27 Dec 2007 10:34:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没碰过 [s:47]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#156419.html]]></link>
 <author><![CDATA[wanghuhong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 16 Dec 2007 15:05:22 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该是PLC自己的短路保护，直流电源板有点也有这种功能。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#156389.html]]></link>
 <author><![CDATA[fjqz00]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 16 Dec 2007 14:50:11 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[可能是冷却复位 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#156242.html]]></link>
 <author><![CDATA[mao20063616]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 16 Dec 2007 03:33:02 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[外面短路时保护电路动作，停止输出]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#156161.html]]></link>
 <author><![CDATA[ltmwxq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 15 Dec 2007 00:31:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[确实挺奇怪的。等待中。 [s:19]&nbsp; [s:19]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-8240#156149.html]]></link>
 <author><![CDATA[雪花飘飘]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 14 Dec 2007 18:04:03 +0000]]></pubdate>
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