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    HomeProductsSwitchgear PanelsHigh Voltage Switchgear PanelsFactory Direct KYN28-12 Indoor High Voltage HV Central Switchgear Cabinet
    High Voltage Switchgear Panels

    Factory Direct KYN28-12 Indoor High Voltage HV Central Switchgear Cabinet

    A professional electrical engineering team offers a comprehensive and customizable one-stop service covering all categories.

    The KYN28-12 armored medium-mounted metal-enclosed switchgear (high-voltage medium-voltage switchgear) is a three-phase AC 50Hz, 12kV indoor high-voltage distribution complete set of equipment, strictly designed and manufactured in accordance with national standards and international electrical standards. It is specially designed for high-voltage power transmission and distribution, power distribution, circuit protection and monitoring in scenarios such as industrial and mining enterprises, substations, commercial complexes and public infrastructure. The equipment adopts a modular armored enclosed structure, with the circuit breaker trolley placed in the middle. It features excellent insulation performance, safe and reliable operation, convenient maintenance and operation, high intelligence level, and strong adaptability. It is the mainstream core equipment of the 10kV high-voltage distribution system and can be perfectly adapted to various power conditions such as conventional distribution, interconnection power supply, motor protection, and capacitor compensation.

    • Clear shipment tracking

    • Rigorous quality inspection

    • Has good after-sales service

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    Detailed Description

    Product Feature

    1.Metal-clad separated compartment design, limiting fault arc propagation

    2.Complete 5-prevention mechanical interlock to avoid misoperation

    3.Medium-mounted vacuum circuit breaker truck, easy maintenance & interchangeable

    4.Built-in pressure relief channel for internal arc protection

    5.Modular bolt-assembled cabinet, high precision and anti-corrosion coating

    6.Support intelligent upgrade: protection relay, online temperature monitoring, arc flash protection

    7.Various functional cubicles available: incoming, outgoing, PT, metering, bus-coupler

    8.Fully type tested, compliant with GB3906 & IEC 62271 standards

    Technical Specifications of KYN28-12 High Voltage Central Switchgear Cabinet

    ItemSpecification
    ModelKYN28-12
    Rated Voltage12kV
    Rated Frequency50Hz
    Rated Main Busbar Current630A,1250A,1600A,2000A,2500A
    Rated Short-circuit Breaking Current20kA,25kA,31.5kA
    Rated Short-time Withstand Current (4s)20kA,25kA,31.5kA
    Rated Peak Withstand Current50kA,63kA,80kA
    Protection ClassCabinet: IP4X; Compartment: IP2X
    Operating Position of VCB TruckService / Test / Disconnected
    Interlock FunctionComplete 5-prevention mechanical interlock
    Cabinet StructureMetal-clad, 3 separated compartments(Busbar / Circuit Breaker / Cable)
    Pressure Relief DeviceEquipped
    Material of CabinetCold rolled steel plate, electrostatic powder coating
    Mechanical Operation Life≥10,000 times
    Standard ComplianceGB 3906, GB/T 11022, IEC 62271-200
    Ambient Temperature-15℃ ~ +40℃24h average ≤35℃
    Relative HumidityDaily average ≤95%, Monthly average ≤90% (No condensation)
    Installation ConditionIndoor installation
    Standard Cabinet Dimension (W×D×H)800×1500×2300mm1000×1500×2300mm1200×1500×2300mm

    Why Choose Yiyue
    ✅Professional MV switchgear manufacturer with rich export experience

    ✅ Strict full inspection before delivery, complete test reports & certificates

    ✅ Support OEM & ODM, customized cabinet layout and internal configuration

    ✅ Flexible component selection: domestic & international brand VCB available

    ✅ Short production lead time, stable delivery schedule

    ✅ Professional electrical engineering team provides one-stop technical support

    Packaging And Transportation

    Yiyue Electric implements standardized packaging and shipping management to protect transformers, switchgears, cables and electrical components throughout the entire delivery process, ensuring products arrive in intact condition.

    Customized Packaging Solutions

    • Small-sized products: Moisture-proof bubble wrap + reinforced cartons with anti-collision corner protectors
    • Medium & large equipment: Stretch film sealing for full moisture resistance, with foam padding on vulnerable parts for shock absorption
    • Heavy machinery & export shipments: ISPM15-compliant fumigated wooden cases secured with steel belts, suitable for long-distance international transit

    All packages are marked with clear shipping marks and handling warnings for standard operation.

    Production Lead Time

    • Standard in-stock items: 5–7 working days upon payment confirmation
    • Customized non-standard products: 7–15 working days after design confirmation & deposit
    • Large orders with special requirements: Lead time subject to separate confirmation
    Shipping MethodRegionEstimated Transit TimeRemarks
    Sea FreightSoutheast Asia15–25 working daysPort to port, FCL & LCL available
    Middle East15–25 working daysPort to port, FCL & LCL available
    North America20–30 working daysPort to port, FCL & LCL available
    Europe25–35 working daysPort to port, FCL & LCL available
    Oceania20–30 working daysPort to port, FCL & LCL available
    Africa30–45 working daysPort to port, FCL & LCL available
    Air FreightSoutheast Asia5–7 working daysAirport to airport, for urgent orders
    Middle East5–7 working daysAirport to airport, for urgent orders
    North America10–15 working daysAirport to airport, for urgent orders
    Europe7–15 working daysAirport to airport, for urgent orders
    Africa4–6 working daysAirport to airport, for urgent orders
    Air Freight (Express)Worldwide Major Countries3–7 working daysDoor-to-door, suitable for small spare parts
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