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    VPN intelligent solid-insulation-embedded pole vacuum circuit breaker

    Main features of the products

    • Design, testing, and production fully in accordance with the technical requirements in the tendering documents of the State Grid
    • The passivation surface treatment process of zinc-cobalt alloy hexavalent chromium in Malaysia is introduced;
    • Salt spray test up to 300 hours for the mechanism, 10 times that for the normal product
    • The copper-based high-pressure oil-free bearings imported from German are used to achieve self-lubrication of drive mechanism

    Main Technical Parameters

    • Rated voltage: 12kV
    • Rated current: 630-4000A
    • Rated short-circuit breaking: 20-40kA
    • Short-circuit breaking times: 20-30 times
    • Mechanism life: 30,000 cycles
    • Altitude: 1,000m

    Configuration

    • Mechanism: Modular spring operating mechanism
    • Vacuum interrupters: Cooperative Products
    • Insulation: Solid-insulation-embedded pole
    • On-line monitoring: Standard

    Place of use

    • Critical Class I loads with extremely high requirements
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