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 <title><![CDATA[变频器调速]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534.html]]></link>
 <description><![CDATA[Latest 50 replies of 变频器调速]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
 <generator><![CDATA[www.ymmfa.com]]></generator>
 <lastBuildDate><![CDATA[Wed, 08 Apr 2026 20:36:05 +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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 <title><![CDATA[]]></title>
 <description><![CDATA[要看具体带的负载有多大。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#1022959.html]]></link>
 <author><![CDATA[jfnbl]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 22 Apr 2011 08:26:20 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电机不适合长时间在低频下工作,偶而频率低是可以的!!!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#1022947.html]]></link>
 <author><![CDATA[lu831226]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 22 Apr 2011 08:17:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:39]&nbsp;&nbsp;[s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#1022925.html]]></link>
 <author><![CDATA[lozk]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 22 Apr 2011 08:00:55 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[参数没有设置好]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#1021085.html]]></link>
 <author><![CDATA[xj123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 20 Apr 2011 10:19:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果是重载的话，变频器在3HZ以下长时间运行的话就会报警。如果是重载的话一般不会报警，做是电机的发热量很大，所以使用变频器控制的电机最好外加散热风机。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#1021051.html]]></link>
 <author><![CDATA[阮子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 20 Apr 2011 09:07:14 +0000]]></pubdate>
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 <description><![CDATA[变频器的最低频率有要求：使用三相交流异步电机频率不能长时间工作在10HZ以下（不能超过25分钟左右），如在电子电流保护没调好易电机（电流过大易发热造成绝缘击穿，而烧毁电机）。用变频电机最小频率不能低于3HZ。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#1021035.html]]></link>
 <author><![CDATA[王诚侃]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 20 Apr 2011 08:34:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[调着试试就知道了吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#1020658.html]]></link>
 <author><![CDATA[王风]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 20 Apr 2011 02:09:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[最好是不要低于20HZ吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#1020462.html]]></link>
 <author><![CDATA[254150208]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 19 Apr 2011 15:06:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果你用的频率，选用大一点的马达，是可以用的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#975616.html]]></link>
 <author><![CDATA[372038137]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 21 Feb 2011 11:20:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果使用变频电机可以长期运行，因为它的尾部有一个降温风机，鼠笼电机就不行了，因为在低频运行时它尾部的降温风扇不起作用]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#975570.html]]></link>
 <author><![CDATA[xubaolin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 21 Feb 2011 09:56:17 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习学习 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#975361.html]]></link>
 <author><![CDATA[零摄氏度的心]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 21 Feb 2011 05:06:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#975145.html]]></link>
 <author><![CDATA[liu19916]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Feb 2011 18:17:28 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[？？？？？？？/]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#974956.html]]></link>
 <author><![CDATA[力创电气]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Feb 2011 11:56:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢大家的回答]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#974942.html]]></link>
 <author><![CDATA[xuguangzhen]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Feb 2011 11:41:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[保守值百分之10]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#970469.html]]></link>
 <author><![CDATA[rj3383]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 13 Feb 2011 10:56:13 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不要低于5HZ否则不容易启动，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#970165.html]]></link>
 <author><![CDATA[zhangdabao]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 12 Feb 2011 14:02:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这个要看具体要求，我最低用到0.5HZ]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#970145.html]]></link>
 <author><![CDATA[coverpaper]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 12 Feb 2011 13:13:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[在我们厂里有好多振动筛全是3HZ全部长时间运行]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#970121.html]]></link>
 <author><![CDATA[高压电工]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 12 Feb 2011 12:59:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[能不能说一下频率低了又什么坏处？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#969983.html]]></link>
 <author><![CDATA[songchengju]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 12 Feb 2011 08:23:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不要长期运行在低频率，也就是20HZ一下。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#969977.html]]></link>
 <author><![CDATA[snow2413]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 12 Feb 2011 08:08:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[5Hz.一般没必要这么低。可以装个减速机就行了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#969946.html]]></link>
 <author><![CDATA[atogood]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 12 Feb 2011 07:19:07 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频电机配上有编码器矢量控制变频器。不低于2HZ可以正常运行]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#969499.html]]></link>
 <author><![CDATA[chengjianbo]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 11 Feb 2011 10:27:35 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[改减速机]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#969494.html]]></link>
 <author><![CDATA[waitfor]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 11 Feb 2011 10:18:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一般不要低于5HZ]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#969470.html]]></link>
 <author><![CDATA[liuliangdt]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 11 Feb 2011 09:16:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第7楼liuxianhua于2011-02-09 09:52发表的&nbsp;&nbsp;:
要看负载，变频器的最低频率没有要求。
[/quote]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#969466.html]]></link>
 <author><![CDATA[aries]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 11 Feb 2011 09:02:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一般不要低于5HZ，最低可能到3HZ]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#969410.html]]></link>
 <author><![CDATA[凝决]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 11 Feb 2011 07:39:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[与变频器驱动的负载有关；]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#968416.html]]></link>
 <author><![CDATA[zggk117]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 Feb 2011 03:54:25 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[要看负载，变频器的最低频率没有要求。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#968372.html]]></link>
 <author><![CDATA[liuxianhua]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 Feb 2011 01:52:11 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[深入学习下 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#968242.html]]></link>
 <author><![CDATA[周红军]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 08 Feb 2011 13:16:28 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[奥，没必要调的那么低。因为频率低的话电压电流就会因为频率调的调整而变化。可以去试试]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-95534#968203.html]]></link>
 <author><![CDATA[409747803]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 08 Feb 2011 11:11:25 +0000]]></pubdate>
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