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Customized Copper-Aluminum Transition Busbar

The copper-aluminum transition busbar is a dual-metal conductive connection component used in the power system to connect copper busbars with aluminum busbars, and copper equipment terminals with aluminum equipment terminals. Its core function is to eliminate the electrochemical corrosion caused by the direct contact of copper and aluminum metals, ensuring the long-term stability and safety of the electrical connection.

    The technical specific for Copper-Aluminum Transition Busbar

    Parameter Category

    Technical Data

    Instruction

    Material

    Copper end: T2/T3 copper (conductivity ≥ 98% IACS)

    Aluminum end: 1060/1070 pure aluminum (conductivity ≥ 62% IACS)

    Ensure excellent conductivity and corrosion resistance

    Specific

    Thickness: 3 - 30mm

    Width: 40 - 160mm

    Length: Customized as requirement

    Suitable for different current ratings and installation spaces

    Craft

    Friction welding, flash welding, explosion welding

    Metallurgical bonding results in high weld strength, without pores or oxide scales.

    Surface Treatment

    Copper end (tin-plated / silver-plated)

    Aluminum end (passivated / anodized)

    Enhance corrosion resistance and reduce contact resistance

    Electrical performance

    Contact resistance ≤ 0.1μΩ

    Current carrying capacity: Calculated based on cross-sectional area (aluminum side usually has a capacity reduction of 15%)

    Ensure stable current transmission

    Mechanical properties

    The composite strength is ≥ 90% of the base material strength of the busbar.

    Bending performance: ≥ 180° with no cracks.

    Adapt to the stress changes during installation and operation

    The application for Copper-Aluminum Transition Busbar

    Power plants and substations: Connections between copper busbars and aluminum busbars, connections of transformer leads

    Electrical equipment manufacturing: High and low voltage switch cabinets, circuit breakers, transformers, etc. - copper-aluminum terminal connections

    New energy field: Copper-aluminum transition connections for photovoltaic inverters and wind power converters

    Industrial automation: PLC control cabinets, servo systems, frequency converters - copper-aluminum wiring conversion

    Rail transportation: Copper-aluminum connection points for locomotive traction systems and power supply lines

    Building electrical: Bus duct copper-aluminum connections in large commercial complexes and data centers

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    Package&Shipping

    Package&Shipping
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