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SWA Cable Calculator

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Power  
Length  
Core Size  
Voltage Drop  

This cable calculator is to be used as a guide only; the cable sizes are worked out using information given from your input, accurate values are essential to give you the correct cable size. The user is to ensure the type of cable is suited to environment and conditions the cable will be exposed to.

This cable calculator is set for Installation method C (Clipped Direct), for cable types BS5467 and BS6724 SWA (Steel wire armoured cable) and is based on the voltage drop selected at 230V single phase and 400V three phase.

If you need any further help with sizing your cable please call one of our team on 01244 288138

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Armoured Cable

    Armoured Cable

    • British Standards: BS5467
    • Outer Sheath Colour: Black
    • Core Specifications:

    Single Core – Either Brown or Blue colour coding
    Two Cores – Brown & Blue colour coding
    Three Cores – Brown, Black & Grey OR Brown, Blue, Green/yellow colour coding
    Four Cores – Blue, Brown, Black & Grey colour coding
    Five Cores – Green/Yellow, Blue, Brown, Black & Grey colour coding

    Minimum Bending Radius:

    • 1.5mm to 16mm – 6 x the overall diameter of the cable
    • 25mm and above – 8 x the overall diameter of the cable