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yerong
級別: 工控俠客
精華主題: 1 篇
發(fā)帖數量: 1936 個(gè)
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樓主  發(fā)表于: 2008-02-25 09:09
按鈕控制正反轉時(shí),有接觸器互鎖,可還是接觸器老出問(wèn)題(粘牢);切換時(shí)機器振動(dòng)很大。

采用以下線(xiàn)路后,效果相當不錯。 接觸器壽命長(cháng)了,機器振動(dòng)也小了。推薦。。!




本帖最近評分記錄:
  • 下載積分:+2(YMMFA) 支持原創(chuàng )
    再見(jiàn)理想
    雖然時(shí)間很遙遠,但從未停止過(guò)。
    級別: VIP會(huì )員
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    1樓  發(fā)表于: 2008-02-25 16:30
    是不 是少了自保?
    [img]Http://wyqpyx.com/attachment/Mon_2311/18_25997_2865e2881f154e3.jpG[/img]
    再見(jiàn)理想
    雖然時(shí)間很遙遠,但從未停止過(guò)。
    級別: VIP會(huì )員
    精華主題: 1 篇
    發(fā)帖數量: 1557 個(gè)
    工控威望: 1438 點(diǎn)
    下載積分: 22806 分
    在線(xiàn)時(shí)間: 816(小時(shí))
    注冊時(shí)間: 2007-12-26
    最后登錄: 2024-05-05
    查看再見(jiàn)理想的 主題 / 回貼
    2樓  發(fā)表于: 2008-02-25 19:32
    "啟動(dòng)電流是正常電流的2~3倍"???
    [img]Http://wyqpyx.com/attachment/Mon_2311/18_25997_2865e2881f154e3.jpG[/img]

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