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  • QC20電磁啟動器

    更新:2013/9/12 13:41:25      點擊:
    • 產品品牌   
    • 產品型號   QC20
    • 產品描述

      QC20電磁啟動器,是上海人民電氣有限公司 http://www.china168yin.com 為您提供的關于QC20電磁啟動器型號,QC20電磁啟動器價格,有關QC20電磁啟動器的相關資料,上海人民電氣...

    產品介紹

    、概述

        QC20系列電磁動器適用于交流50Hz60Hz,額定工作電壓500V及以下,額定工作功率為75kW及以下的電路中,供遠距離直接控制交流電動機動,停止及逆轉起動器具有失壓保護的性能,帶熱繼電器的起動器對電動機過負載起保護作用。
    二、動器組成

        動器主要有交流接觸器,熱過載繼電器組成,裝于具有一般防塵能力的金屬防護外殼內?刂瓢粹o裝于外殼上,熱過載繼電器具有溫度補償及自動與手動復位功能,并可轉動調節按鈕進行電流整定,熱過載繼電器還帶有斷相保護功能。

    三、技術數據

    1、動器吸引線圈額定電壓有:

    50HZ;36、110、220、380

    60HZ;36、380、440V

    2、帶熱繼電器的動器操作頻率不大于60次/小時,不帶熱繼電器的動器,在額定條件下頻率不低于600次/小時。

    3、動器的輔助觸頭額定電流為5A。

    4、動器的吸引線圈的電壓為額定電壓的85-105%時,能可靠工作。

     

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