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 <title><![CDATA[三菱变频器FR-F740问题？]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434321.html]]></link>
 <description><![CDATA[Latest 50 replies of 三菱变频器FR-F740问题？]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你变频的实际输出转速不是50HZ？检查变频的参数。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434321#1473524.html]]></link>
 <author><![CDATA[dyl1633]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 09 Aug 2013 07:00:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434321#1473227.html]]></link>
 <author><![CDATA[迷茫中]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 08 Aug 2013 11:53:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[频率有时候越高电压，电流就越小。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434321#1473204.html]]></link>
 <author><![CDATA[xtihee]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 08 Aug 2013 10:23:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频器的频率往上调，调到80 ，100HZ 扭力也调高点，平率越高，电压越高，但是扭力会下降，看负载情况了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434321#1473202.html]]></link>
 <author><![CDATA[zhtzht20]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 08 Aug 2013 10:17:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[适当加一些频率上去，比较加到60HZ试试电流。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434321#1473157.html]]></link>
 <author><![CDATA[wwcwwc]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 08 Aug 2013 08:20:43 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[电流那么小?是不是出口阀门开的太小了？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434321#1473115.html]]></link>
 <author><![CDATA[30880813]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 08 Aug 2013 06:47:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[问了，三菱客服，说工频和变频是有区别的，跟电机性能有关系，电机功率越大，差距就越大，所以说这是正常现象！
百度一下，发现这位仁兄说的好像是有道理，发给大家看看：
这是因为电源电压及波形通过普通变频器时，有一定的损失。解决这一问题方法有三个；1采用专用电机，这种电机工作频率可达60hz，你采用的变频器的频率 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1434321#1473004.html]]></link>
 <author><![CDATA[heye7890]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 08 Aug 2013 01:51:03 +0000]]></pubdate>
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