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 <title><![CDATA[救助贴]]></title>
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 <description><![CDATA[Latest 50 replies of 救助贴]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <description><![CDATA[我说两句:普通电机有2.4.6极之分.电梯中还有24极,极数关系转速,2极最快,2900转左右,双速就是一个电机有二个可变的电机对数.就像双速2900/960的电机,它必须有两个接线头,一个是2极2900一个是6极960转,我产这么理解的/]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-50888#676430.html]]></link>
 <author><![CDATA[jlyqg]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 25 Nov 2009 12:39:21 +0000]]></pubdate>
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 <description><![CDATA[电机转速极对数有关。
双速电机就是电机内有两个可变的电机对数。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-50888#676375.html]]></link>
 <author><![CDATA[konohp]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 25 Nov 2009 11:17:29 +0000]]></pubdate>
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