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 <title><![CDATA[4mm2 6mm2线材是什么概念?]]></title>
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 <description><![CDATA[240估计是火箭上有的吧哈哈 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135349#1198215.html]]></link>
 <author><![CDATA[autotta]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 14 Jan 2012 06:39:49 +0000]]></pubdate>
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 <description><![CDATA[7楼你用240的？ 做的什么行业？ [s:17]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135349#1198108.html]]></link>
 <author><![CDATA[sport1988]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 14 Jan 2012 02:07:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[平时家用4平米以下既可，载流量根据铝材定]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135349#1198099.html]]></link>
 <author><![CDATA[wananjushi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 14 Jan 2012 01:59:02 +0000]]></pubdate>
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 <description><![CDATA[[quote]引用楼主gali1120107于2012-01-12 20:28发表的 4mm2 6mm2线材是什么概念? :
[size=5]平时用得比较多的就是0.5平方 1.0平方之类的线材,选型的时候看到需要4平方 6平方的线,感觉线应该很粗吧 4mm2 6mm2线材是什么概念?[/size]
[/quote]
不粗，240的才粗呢[s:47]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135349#1197790.html]]></link>
 <author><![CDATA[xuxiaoping18]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Jan 2012 07:00:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[4mm2和6mm是指导线的截面积，线径越粗，通过的电流就越大，带载能力就越强。线径与电流的关系可以参考相关数据表格查找，得出一个合理的电流。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135349#1197531.html]]></link>
 <author><![CDATA[丁工]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Jan 2012 13:30:19 +0000]]></pubdate>
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 <description><![CDATA[4mm2=0.85mm(直徑)*7股&nbsp;&nbsp; 0.425*0.425*3.14=0.5671625(圓面積) 
0.5671625(圓面積)*7(股)=3.9701375&nbsp;&nbsp;=4mm2 
4mm=1.273mm*3.14=4mm 
1樓的圖是說:10mm2(銅芯)在鐵管內穿4根時,安全電流為53A]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135349#1197522.html]]></link>
 <author><![CDATA[aa22284]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Jan 2012 13:18:30 +0000]]></pubdate>
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 <description><![CDATA[主电路用的，，一般控制电路用线1平方以下，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135349#1197516.html]]></link>
 <author><![CDATA[广州、荣开]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Jan 2012 13:08:03 +0000]]></pubdate>
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 <description><![CDATA[有谁能够发个比较图就好, [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135349#1197515.html]]></link>
 <author><![CDATA[gali1120107]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Jan 2012 13:02:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一般这样配线；1平方线2a]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135349#1197504.html]]></link>
 <author><![CDATA[zmy450365]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Jan 2012 12:44:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[比如这线应用到什么上面比较多,感觉太粗啦]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135349#1197491.html]]></link>
 <author><![CDATA[gali1120107]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Jan 2012 12:29:25 +0000]]></pubdate>
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