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 <title><![CDATA[报警难解除，诚求大师指点迷津]]></title>
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 <description><![CDATA[Latest 50 replies of 报警难解除，诚求大师指点迷津]]></description>
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 <description><![CDATA[估计升降机抱闸坏了，你看是不是上下运动的时候电机变频器报警，有没有减速机，有的话，减速机是浮，有问题，轴承坏，听电动机噪音是不是很大，机械关键部分有没有问题，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699833.html]]></link>
 <author><![CDATA[yu198310]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 19 Sep 2015 07:14:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看看电机转动正常不，有没缺相]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699811.html]]></link>
 <author><![CDATA[东哥00789]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 19 Sep 2015 06:06:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频器选大点的，&nbsp;&nbsp;电机是否锁死就是转不动]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699794.html]]></link>
 <author><![CDATA[sanzuo]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 19 Sep 2015 05:21:41 +0000]]></pubdate>
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 <description><![CDATA[汗颜！昨天这故障修了一天，对班同事才修好。是中间继电器线圈24V直流电压只有16V左右，原因可能是24V线路串其它继电器太多而造成压降，虽然中间继电器灯亮，但常开常闭触点没动作，导致接触器线圈吸合或断开不够，电机可能瞬间缺相而检测不到。同事重新引一根24V直流电后，电机不再过载变频器不再故障。鄙人深刻反省，必 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699637.html]]></link>
 <author><![CDATA[最远是多远]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 Sep 2015 14:19:59 +0000]]></pubdate>
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 <description><![CDATA[重点检查机械传动方面，个人感觉电器因素关系不大。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699634.html]]></link>
 <author><![CDATA[1054550600]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 Sep 2015 14:12:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电机电流与热继电器电流匹配吗？如果电机不发热可以把热继电器电流调大些。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699586.html]]></link>
 <author><![CDATA[李志华]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 Sep 2015 10:53:35 +0000]]></pubdate>
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 <description><![CDATA[最基本的检查要先做下再问比较好]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699520.html]]></link>
 <author><![CDATA[hezongfan]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 Sep 2015 07:39:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[9楼说的对，检查负载是否过载，短路，缺相几个问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699499.html]]></link>
 <author><![CDATA[chenzibao]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 Sep 2015 06:54:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[size=3]過載繼電器作動就是告訴你過電流了,如果發生原因沒排除它不再跳開發生的問題會更嚴重! 查負載是否有短路 欠相 或觸地...[/size]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699450.html]]></link>
 <author><![CDATA[lay111]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 Sep 2015 04:35:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看情况负载变化了，有可能负载轴承坏了，或者缺相等问题，检查负载端！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699381.html]]></link>
 <author><![CDATA[湖北荆州]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 Sep 2015 01:34:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这设计师也太省成本了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699380.html]]></link>
 <author><![CDATA[yamqq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 Sep 2015 01:30:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[根本问题没解决]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699377.html]]></link>
 <author><![CDATA[pengyingqian]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 Sep 2015 01:21:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[同意二楼的说法，轴承坏、用摇表摇电机绕组间绝缘和对地绝缘，摇一下主线路绝缘是否老化或接地。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699336.html]]></link>
 <author><![CDATA[34551842]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 17 Sep 2015 15:08:20 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[支持，3楼]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699324.html]]></link>
 <author><![CDATA[控123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 17 Sep 2015 14:46:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看情况负载变化了，有可能负载轴承坏了，或者缺相等问题，检查负载端！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699310.html]]></link>
 <author><![CDATA[iamwcq009]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 17 Sep 2015 14:24:03 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电机轴承坏，缺相，还有负载的轴承坏比较多，都检查一下。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699300.html]]></link>
 <author><![CDATA[tingfenghu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 17 Sep 2015 13:31:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[为什么用了接触器和热继电器，又有变频器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1529843#1699298.html]]></link>
 <author><![CDATA[rpgdiy]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 17 Sep 2015 13:24:32 +0000]]></pubdate>
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