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 <title><![CDATA[请教低压断路器选择问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-63206.html]]></link>
 <description><![CDATA[Latest 50 replies of 请教低压断路器选择问题]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢各位啦]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-63206#781683.html]]></link>
 <author><![CDATA[wu32u2]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 10 May 2010 02:31:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[首先要说的是有5KW的电机吗?是5.5KW吧?它的电流一般为11A,乘以塑壳断路器的系数1.7,建议选择20A的断路器,还有最大分断能力要满足断路器下端的最大短路电流的分断,瞬时脱扣须满足电线末端短路能瞬时脱扣,因为线的距离直接决定着瞬时脱扣电流的设定.否则短路后也不会跳闸.慎重!!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-63206#781031.html]]></link>
 <author><![CDATA[wul2.4g]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 09 May 2010 00:57:05 +0000]]></pubdate>
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 <description><![CDATA[没什么特殊要求的话初略计算即可，P=UI
5000=220(380)*I]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-63206#780888.html]]></link>
 <author><![CDATA[leafmin20089]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sat, 08 May 2010 14:41:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[Ⅰ﹦P/√3×0.38×cos￠&nbsp;&nbsp;&nbsp;&nbsp; 是否还要考虑传输距离、启动频率、工作环境、电机用途、负载负荷、操作人员安全]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-63206#780274.html]]></link>
 <author><![CDATA[bfmn]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sat, 08 May 2010 00:18:53 +0000]]></pubdate>
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