The key of a cable is the carrying out product that stocks the existing, and consists of the encompassing insulation. A cable can be single core or it would possibly need two or more cores (multi-core cable tv). Each core is composed of more than one strands of carrying out content.

The dimensions of a wire is generally referred to as total cross sectional location (CSA) regarding the performing materials in each center and is shown in square millimetres.

The dimensions of the wire can be known as how many strands accompanied by the diameter of every string (i.e.