亚洲AV国产AV手机在线不卡

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        sales@hncmec.com

        >  Home > Load break switch

      Load break switch

      FZRN-40.550-20 Vacuum Load breaker switch

      • Product ID:Load break switch
      • Skype:richtang731
      • Phone: 18900751339
      • Tel: 0731-85499326
      • Email: sales@hncmec.com
      • Time: 2020-06-05
      • 咨詢

      Summary
       
      FZRN -40.5/50-20 vacuum disconnect load break switch and fuse combination apparatus is used for 35kV substation, small volume, convenience for installation,especially for no power-supply area, it is easy and safe for changing the fuse.
       
      Ambient condition
      1. Altitude: 1000m;
      2. Ambient temperature: -40 ~+40 ;
      3. Relative humidity: daily average 95 , monthly average 90 ;
      4. Earthquake intensity: 8 degree;
      5. Pollution grade: degree.
       
      Structure feature
      The short-circuit breaking current can up to 20kA, long mechanism life, there is an security linkage between main switch, disconnect blade and earthing blade, it can operate frequently. It according to the standard of GB16927, IEC420 & IEC62271-105.

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      亚洲AV国产AV手机在线不卡
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