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 <title><![CDATA[变频器问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144.html]]></link>
 <description><![CDATA[Latest 50 replies of 变频器问题]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
 <generator><![CDATA[www.ymmfa.com]]></generator>
 <lastBuildDate><![CDATA[Sat, 25 Apr 2026 18:09:57 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
 <link><![CDATA[http://www.ymmfa.com]]></link>
 <description><![CDATA[工控人家园]]></description>
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 <description><![CDATA[直接上母线可以的，我们维修变频器测试时都是先上母线，这样可以屏蔽整流桥前端问题了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1510304.html]]></link>
 <author><![CDATA[joybb123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 15 Nov 2013 09:16:27 +0000]]></pubdate>
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 <description><![CDATA[那如果我们直接从母线那里接直流电可以用吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1509166.html]]></link>
 <author><![CDATA[baiqrmai]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 13 Nov 2013 05:28:10 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习下。。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1509154.html]]></link>
 <author><![CDATA[15061004556]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 13 Nov 2013 04:56:32 +0000]]></pubdate>
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 <description><![CDATA[汇川的变频器，我讲的多了，我们就是他们的代理商，外加联保的。整流桥就是上面我说的地方了。不要说没有单独的整流桥，只有一个模块。变频器从进电到整流到母线在到IGBT逆变出去。这一套，我们太熟悉了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1509117.html]]></link>
 <author><![CDATA[joybb123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 13 Nov 2013 03:38:26 +0000]]></pubdate>
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 <description><![CDATA[整流桥，保险，开关电源。整流在第一张图片端子这里有根7字形的电线这里，有个螺丝孔后面的就值整流桥了，开关电源在变压器旁边。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1509112.html]]></link>
 <author><![CDATA[joybb123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 13 Nov 2013 03:31:44 +0000]]></pubdate>
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 <description><![CDATA[这个变频器是没有单独的整流桥的&nbsp;&nbsp; 只有一个模块&nbsp;&nbsp;什么驱动都在里面&nbsp;&nbsp;包括IGBT]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1509095.html]]></link>
 <author><![CDATA[baiqrmai]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 13 Nov 2013 03:04:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[路过！！！！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1509090.html]]></link>
 <author><![CDATA[huhu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 13 Nov 2013 02:55:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[怎么没人顶了呢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1508995.html]]></link>
 <author><![CDATA[baiqrmai]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 13 Nov 2013 00:04:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[在那个位置呢&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;可以标出来吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1508592.html]]></link>
 <author><![CDATA[baiqrmai]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Nov 2013 03:10:17 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[主板一般不会烧，没显示检查一下DC24V整流桥。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1508576.html]]></link>
 <author><![CDATA[hexdho]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Nov 2013 02:47:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一般是那里的问题呢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1508567.html]]></link>
 <author><![CDATA[baiqrmai]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Nov 2013 02:34:51 +0000]]></pubdate>
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 <description><![CDATA[还有从母线供到CPU模块的电路可能烧了，自己查吧。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1508564.html]]></link>
 <author><![CDATA[joybb123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Nov 2013 02:32:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[量一下整流桥，可能坏了。R,S,T分别对正负母线量看导通情况。R,S,T对母线的一端同，对另一端不通。这样的话大概就是好的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1508561.html]]></link>
 <author><![CDATA[joybb123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Nov 2013 02:31:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一个图片]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1508557.html]]></link>
 <author><![CDATA[baiqrmai]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Nov 2013 02:23:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这是一个图片]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1508555.html]]></link>
 <author><![CDATA[baiqrmai]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Nov 2013 02:21:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没有
电源自接进了一个块]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1508551.html]]></link>
 <author><![CDATA[baiqrmai]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Nov 2013 02:20:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[冒烟了没]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1508548.html]]></link>
 <author><![CDATA[hafatahaha]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Nov 2013 02:18:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[三相桥，电容。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1508541.html]]></link>
 <author><![CDATA[renlei0806]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Nov 2013 02:03:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应为开关电源的保险丝烧了，修电磁炉的就会修了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1442144#1508536.html]]></link>
 <author><![CDATA[kaiyuan12345]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Nov 2013 01:55:17 +0000]]></pubdate>
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