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  • Distribution Pillar 1 - China

    price: contact company for price

    product description
    DFW □□ -40.5 / 630-20 type high voltage cable distribution box is made of stainless steel or steel box filled with three insulators made of. The top of the insulator is equipped with a contact bus, and the feeder cable terminal leads from the contact bus.
    Three insulated bus between the insulation distance of 350mm or more, three contact between the bus to the insulation distance between the ground to 350mm or more.
    Model Description Use environmental conditions
    1. The ambient temperature is not higher than +40 ℃, 24 hours on average no more than +30 ℃. Ambient temperature is not lower than -30 ℃.
    2. The surrounding media without explosion and flammable danger, not enough to damage the insulation and corrosion of metal gas or steam, no conductive dust.
    3. Installation site without severe vibration and bumps, installation tilt is not greater than 5 °.
    The altitude of the installation site does not exceed 1000m.
    Note: If the installation site exceeds 1000m above sea level, consult with the manufacturer.

    The main technical parameters
    Rated voltage: 40.5kV;
    Rated frequency: 50Hz;
    Rated current: access and feed are 630A;
    Dynamic current: 50kA (peak);
    Thermal stability current: 20kA (RMS) 4s;
    Insulation level: power frequency pressure phase, relative to 95kV / 1min;
    Impact pressure: phase, relative to 185kV (1.2 / 50μs);
    Protection class: IP34;

    Features
    Air insulation gap, climb from the large, there is sufficient insulation gap, low cost. Fracture clear, no technical training, simple structure, high insulation performance, reliable operation.


    Company Contact:


    • Phone: 0086 317 5080000

    • Address: Appliance Electrical Materials Industrial Park,Suning, CangZhou, Hebei, China

    • Email: Email


    Published date: May 8, 2017 -

    • Business Description: Manufacture and sale :high and low voltage electrical appliances, switches and complete sets of equipment, lightning arrester, line fittings, Safety tools, Installation and maintenance of copper wire electromagnetic insulator, new energy operation and development, operational management.

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