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 <title><![CDATA[有一个电动葫芦自动会改变相序，想不通！ ..]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191.html]]></link>
 <description><![CDATA[Latest 50 replies of 有一个电动葫芦自动会改变相序，想不通！ ..]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Tue, 12 May 2026 06:27:13 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[同意13楼说法]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1126280.html]]></link>
 <author><![CDATA[ydxyt00]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 15 Sep 2011 23:31:58 +0000]]></pubdate>
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 <description><![CDATA[同意13楼的，如果有一个限位开关出现故障把钢丝绳放尽了还没停，这样就等于把方向调转了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1126209.html]]></link>
 <author><![CDATA[在肇兴]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 15 Sep 2011 14:50:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[当电葫芦工作，钢丝绳到极限时，就会出现断火开关动作改变相序，此时断火开关不能复位，就造成了按钮控制改变的问题。其次还有超载造成的假现象，就是按上升钮重物下滑]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1125592.html]]></link>
 <author><![CDATA[sylgq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 14 Sep 2011 16:15:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电动葫芦的接触器是机械互锁的,应该是电路部份的问题,如是上升时,会下滑,但接触器没有变换,要考虑是不是超重了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1125583.html]]></link>
 <author><![CDATA[sc511023]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 14 Sep 2011 15:43:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[支持13楼得说法]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1125536.html]]></link>
 <author><![CDATA[jyw2896]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 14 Sep 2011 14:40:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[同意.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1124029.html]]></link>
 <author><![CDATA[yjhdlp]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 12 Sep 2011 01:59:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电机运行时看下正反转接触器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1123968.html]]></link>
 <author><![CDATA[jin5321]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 11 Sep 2011 16:15:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看准一个接触器，不信它能反相]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1123941.html]]></link>
 <author><![CDATA[zhaofenggao]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 11 Sep 2011 14:23:00 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[怀疑控制线短路，我曾经遇到过安右向右走，按左也向右走]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1123913.html]]></link>
 <author><![CDATA[fdw1900]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 11 Sep 2011 13:39:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[13楼的也有可能发生]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1123595.html]]></link>
 <author><![CDATA[dingp]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 11 Sep 2011 02:58:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[是不是缺相啊&nbsp;&nbsp;&nbsp;&nbsp;还有一个就是接触器的问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1123340.html]]></link>
 <author><![CDATA[xubin1985]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 10 Sep 2011 11:44:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[升降是经常变化，还是只是反了？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1123174.html]]></link>
 <author><![CDATA[donglei108]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 10 Sep 2011 03:46:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[8楼说的很对 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1123168.html]]></link>
 <author><![CDATA[yaogang1088]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 10 Sep 2011 03:35:22 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我这里也有一个这样的东西，就是主机上面有一个主电路限位开关。可能问题就在那里，限位没效果导致反转]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122914.html]]></link>
 <author><![CDATA[ying-feng]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 13:26:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[同意十三楼的意见，顶一下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122910.html]]></link>
 <author><![CDATA[钟国富]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 13:23:42 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[13楼说得有理，支持。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122909.html]]></link>
 <author><![CDATA[zjl140519903]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 13:23:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[同意13楼，因为公司的卷帘门出过一次这样的故障。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122881.html]]></link>
 <author><![CDATA[thawless]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 12:47:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[有可能是断火限位]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122869.html]]></link>
 <author><![CDATA[卧龙湾]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 12:25:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[呵呵，楼上所说的就叫断火开关 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122758.html]]></link>
 <author><![CDATA[农村娃]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 08:45:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电动葫芦一般都带有机械的连杆机构，到达机械限位后自带的反向开关动作，这时相序就刚好和以前的相反了，建议检查是否有这样的机构]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122750.html]]></link>
 <author><![CDATA[stam_chang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 08:38:00 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可能一相接触不良]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122747.html]]></link>
 <author><![CDATA[jklmn123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 08:30:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果不缺相，换一下相序，OK]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122729.html]]></link>
 <author><![CDATA[王风]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 07:49:33 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[接触器缺相]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122695.html]]></link>
 <author><![CDATA[ybcc]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 06:52:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果能确定电源相序没有改动的话，支持13楼得说法。楼主应该现场试一下。这种情况我碰到过：原因是下限位开关不灵敏，当提升机下降碰到限位后没立即动作，将葫芦卷筒上的钢丝绳放尽后反转提升后可能又触发下限位动作，以此就照成一个假象：下降能停车，从而没想到下限开关的问题！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122692.html]]></link>
 <author><![CDATA[hjx]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 06:44:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[检查线路看是不是有一相线接触不好]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122683.html]]></link>
 <author><![CDATA[tangrenbo89]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 06:16:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[只有电动葫芦的断火开关动作后才会自动换相，看来还是要调整断火开关的行程位置。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122678.html]]></link>
 <author><![CDATA[liuhuaxing]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 06:09:42 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[检查一下电源和主接触器，多半缺相，我遇到过，不过只有几百瓦的攻丝机]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122568.html]]></link>
 <author><![CDATA[黄猛]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 02:52:30 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[同意8楼]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122557.html]]></link>
 <author><![CDATA[hmq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 02:39:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我同意14楼可能是断火器出现问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122556.html]]></link>
 <author><![CDATA[a2103]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 02:34:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[继电器触头坏了。。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-119191#1122515.html]]></link>
 <author><![CDATA[ukqbso]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 09 Sep 2011 01:17:52 +0000]]></pubdate>
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