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          1. 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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