Appliction Used by distribution network operators (DNO’s) when providing the final connection to domestic properties. Also suitable for sub main distribution and particularly used within high-rise buildings and street lighting systems. Construction Conductor: Class 1 solid aluminium conductor according to BS EN 60228 (previously BS 6360) Insulation: XLPE (Cross-Linked Polyethylene) Concentric Conductor: Single layer of plain copper wires Sheath: PVC (Polyvinyl Chloride) Characteristics Voltage Rating (Uo/U): 600/1000V Temperature Rating: -15°C to +70°C Minimum Bending Radius: 8 x overall diameter Sheath Colour: Black From there, you can determine if everything was properly constructed. You can then run tests on how conductive it is. If it matches up to what it is supposed to be, then you will know that they are not only well-designed but they are made of quality materials. Click here to get power cable free samples from China power cable suppliers. Understanding how to identify the quality of these cables is essential. Click here if you want to get cheap concentric cable price list.