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 <title><![CDATA[不用隔离变压器好不好]]></title>
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 <description><![CDATA[Latest 50 replies of 不用隔离变压器好不好]]></description>
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 <description><![CDATA[应该要用]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1454842#1565515.html]]></link>
 <author><![CDATA[kkf520513]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 04 May 2014 13:42:30 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第2楼0538197210于2014-05-02 12:05发表的&nbsp;&nbsp;:
误动作是软件问题，隔离变压器是隔离高压，使PLC电源和负载电源分开
[/quote]
[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1454842#1565486.html]]></link>
 <author><![CDATA[李丛磊]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 04 May 2014 12:27:09 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[PLC电源内部开关电源有非常好的隔离功能，为什么要浪费一个变压器呢？
从来不用隔离变压器。
如果用的是380/220 隔离变压器，是为了省一根零线么，可以考虑。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1454842#1565471.html]]></link>
 <author><![CDATA[meipingboy]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 04 May 2014 12:06:42 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[误动作是软件问题，隔离变压器是隔离高压，使PLC电源和负载电源分开]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1454842#1564829.html]]></link>
 <author><![CDATA[0538197210]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 02 May 2014 04:05:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[是否误动作和隔离变压器无关，只是为了安全。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1454842#1564627.html]]></link>
 <author><![CDATA[guochunyi]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 01 May 2014 05:59:29 +0000]]></pubdate>
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