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      Hello! welcomeZhejiang Xikai Electric Co. , Ltd.
      Zhejiang Xikai Electric Co. , Ltd.
      Contact
      Zhejiang Xikai Electric Co. , Ltd.
      Mailbox:wzxikai@wzxikai.com
      Tel:+86 577 61666 016
      address:No.271, Weishiqi Road, Yueqing Economic Development Insuatrial Zone, Yueqing, Zhejiang.

      product list

      Indoor high voltage load switch
      14/5000 Indoor vacuum circuit breaker
      Outdoor vacuum circuit breaker
      Outdoor high voltage load switch
      Outdoor high voltage disconnector
      Outdoor drop fuse
      High voltage current limiting fuse series
      High voltage complete set
      current position:Home>Product Center

      Product Center

        • LW8-	40.5	Outdoor High Pressure Ac Sulfur Hexafluoride Circuit Breaker

        LW8- 40.5 Outdoor High Pressure Ac Sulfur Hexafluoride Circuit Breaker

        The circuit breaker is a small outdoor ceramic pillar structure with CT14 spring operating mechanism; the mechanism and body are connected to each other for simple installation, convenient debugging and reliable operation, which is suitable for frequent operation places; the service life of the mechanism is more than 3000 times; the sealing performance is reliable, and the imported sealing gasket is used, and the V-type sealing ring belt is used for dynamic sealing. Spring pressure compensation structure, secondary wiring board of transformer is matched by cooperative enterprises to ensure annual air leakage rate less than 1%. The current transformer is made of microcrystalline alloy material with high magnetic conductivity. The accuracy can reach 0.2 or 0.2s. According to user's needs, 12 transformers can be attached.

        Technical Information

        Technical Specification

         

         

         

         

         

        Rated voltage

         

        kV

         

        40.5

        Rated Frequency

         

        Hz

         

        50

        Rated current

         

        A

         

        2000

        Isc Isc rated short circuit breaking current

        kA

        31.5

         

        25

        Rated short-term withstand current/duration

        kA/s

        31.5/4

         

        25/4

        Rated peak tolerance current (peak)

        kA

        80

         

        63

        Rated short circuit switching current (peak value)

        kA

        80

         

        63

        First open pole coefficient

         

         

        1.5

        Rated out-of-step switching-on current

        kA

         

        Isc 25  %

        1 min power frequency

        Fracture

        kV

        95+24

         

        95

        Tolerance Voltage (RMS)

        Right ground

         

        95

         

        95

        Lightning Shock

        Fracture

        kV

        185+33

         

        185

        Tolerance Voltage (Peak)

        Right ground

         

        185

         

        185

        Electrical life

         

         

        20

        Mechanical life

         

         

        3000


        Overall and installation dimensions


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