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ZW7 Outdoor High Voltage Vacuum Circuit Breaker

    Buy cheap ZW7 Outdoor High Voltage Vacuum Circuit Breaker from wholesalers
     
    Buy cheap ZW7 Outdoor High Voltage Vacuum Circuit Breaker from wholesalers
    • Buy cheap ZW7 Outdoor High Voltage Vacuum Circuit Breaker from wholesalers
    • Buy cheap ZW7 Outdoor High Voltage Vacuum Circuit Breaker from wholesalers
    • Buy cheap ZW7 Outdoor High Voltage Vacuum Circuit Breaker from wholesalers

    ZW7 Outdoor High Voltage Vacuum Circuit Breaker

    Ask Lasest Price
    Brand Name : HENGFENGYOU
    Model Number : ZW7
    Payment Terms : LC T/T
    Supply Ability : 20000 pieces/year
    Delivery Time : 15 days
    Price : 200-5000/piece
    Certification : IEC CB COC KEMA SNI SABS CCC
    • Product Details
    • Company Profile

    ZW7 Outdoor High Voltage Vacuum Circuit Breaker

    Introduction info


    ZW7-40.5 model outdoor high voltage vacuum circuit breaker was used to AC 50Hz, 40.5kV 3-phase electric system as breaking, linking load current, overload current and short current.



    Normal service condition

    Altitude≤1000m
    Ambient temperatureMax+40℃
    Min-15℃

    Ambient humidity:

    Maximum average humidity

    24 hour ≤95%
    1 month ≤90%
    Maximum water vapor pressure24 hours ≤2.2kpa
    1 month ≤1.8kpa

    The ambient air has no obvious pollution of dust smoke, corrosive or combustible gases, steams or smog


    Technical Parameters


    No.SpecificationsUnitValue
    1Rated VoltagekV40.5
    2Rated currentA1600
    3Rated short-circuit breaking currentkA31.5
    4Rated short-circuit switching current (peak)80
    5Rated short time withstand (thermal stability) current31.5
    6Rated short time withstand (dynamic stability) current80
    7Rated short-circuit duration times4
    8Rated insulating levelPower frequency withstand voltage (1 min)Dry-typekV95
    Wet-type80
    Lightning impulse withstand voltage (peak)kV185
    9Rated operating sequenceO-0.3s-CO-180s-CO
    10Breaking time of rated short-circuit breaking currentTimes20
    11Breaking time (with spring operating mechanism)ms≤80
    12Mechanical lifetimes10000
    13Rated operating voltageVAC220 DC220
    14Clearance between contactsmm20+30
    15Over stroke of contactsmm5±1
    16Bounce timems≤5
    17Loop DC resistance of each phaseμΩ120
    18Outline dimension of breaker (L*W*H)mm2200*700*2500
    19Total weight of breaker (with operating mechanism)kg1100



    About us


    Qingdao Hengfengyou Electrical Engineering Co. , Ltd. is one of the large-scale electric complete

    sets of manufacturers in China, specializing in oil-immersed transformers, dry-type transformers,

    high-voltage Cabinets, low-voltage cabinets and substation manufacturing specialized electrical

    enterprises. The company is located in the beautiful coastal city of china-qingdao. The company

    has a registered capital of 10 million yuan, 20 senior technical personnel, more than 500 employees,

    and a sound sales and service system, annual output value of US $1 billion, the products sell well

    at home and abroad.


    ZW7 Outdoor High Voltage Vacuum Circuit Breaker

    Quality ZW7 Outdoor High Voltage Vacuum Circuit Breaker for sale
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