Armoured cable
In electrical power distribution, armoured cable usually means steel wire armoured cable (SWA) which is a hard-wearing power cable designed for the supply of mains electricity. It is one of a number of armoured electrical cables – which include 11 kV Cable and 33 kV Cable – and is found in underground systems, power networks and cable ducting.
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Aluminium can also be used for armouring, and historically iron was used. Armouring is also applied to submarine communications cables.
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