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    40kV Vacuum Circuit Breaker, 1250A, 50Hz

    5 out of 5 based on 1 reviews | Write a review
    $3,723.08
    Lower cost vacuum circuit breaker with 40kv rated voltage for sale online. Indoor vacuum circuit breaker has a switching capacity capable of handling the loads occurring at start-up and shutdown. Opening time is 30ms~60ms, closing time is 50ms~100ms. Acting to protect and control line is the function of vcb.
    SKU: ATO-VCB-40
    *
    Delivery date: 6-12 days

    VCB circuit breaker with 40kv for sale. The entire structure of vacuum circuit breaker presents the integrated installation off-switch body and operating mechanism. VCB breaker price is affordable and suit for engineering programs.

    Features:

    • 40.5kV vacuum circuit breaker with Ideal contact material and shape, ensuring low current carrying value and stable contact resistance.
    • Integrated design of main conductive circuit made of compound isolation material and operating mechanism.
    • Few components and parts, compact and logical structure, assuring more reliable and safer operation.
    • VCB breaker adopts the composite insulation structure, with high insulation level,no pollution or explosion danger.
    • Compact design enables the breaker to be installed within almost all switchgears.
    • Superior cost performance, vacuum circuit breaker is the ideal choice for engineering programs.

    Specification: (Parameters can be customized)

    Model ATO-VCB-40
    Rated voltage 40 kV
    Maximum operating voltage 12 kV
    Rated current 630 A, 1000 A, 1250 A, 1600 A, 2000 A, 3150 A
    Rated short circuit breaking current 20/25 kA, 31 kA, 40 kA, 50 kA
    Rated short circuit switching current 50/63 kA, 80 kA, 100 kA, 125 kA
    Rated peak withstand current 50/63 kA, 80 kA, 100 kA, 125 kA
    4S Rated short-time withstand current 20 kA, 31 kA, 40 kA, 50 kA
    Rated insulation level power frequency withstand voltage (rated open circuit before and later): 42 kV
    impulse withstand voltage (rated open circuit before and later): 75 kV
    Mechanical life 20000 times
    Rated closing voltage of operating mechanism (DC) 110 V, 220 V
    Rated switching voltage of operating mechanism (DC) 110 V, 220 V
    Contactor torque 11±1
    Exceed range (the compress length of contact spring) 4±0.5
    Max.bouncing duration ≤ 2
    Average opening speed ≤ 0.05
    Average closing speed ≤ 0.08
    Opening time ≤ 50
    Closing time ≤ 100
    Accumulative allowable wear thickness of dynamic and static contacts 3 mm
    Certification CE
    Warranty 12 months

    Dimensions: (Unit: mm)

    deSchematic Diagram:

    Vacuum circuit breaker schematic diagram

    Tips: What Information Should You Pay Attention to When Ordering?

    1. Vacuurn circuit breaker's name, model, main technical data and order quantity.
    2. Vacuurn circuit breaker's rated voltage and rated current and rated short-circuit breaking current, vacuurn circuit breaker's operation mechanism mode and control voltage.
    3. Spare parts narne and quantity, rated voltage of tripping and closing coil; Other questions or special requirements please contact with manufacturer.
    Existing reviews of 40kV Vacuum Circuit Breaker, 1250A, 50Hz
    40kV breaker works very well
    I've been using this 40kV vacuum circuit breaker for a month. This machine works very well. I'm very pleased with it. I would buy it again if I needed another one.
    From: Beahn | Date: 28/03/2022
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