CONDUCTOR : Stranded annealed Bare Copper Conductor, circular or circular compacted as per BS 6360/IEC 60228 (Class 2). INSULATION : Extruded layer of Cross linked Polyethylene CORE IDENTIFICATION : Red or Black or as per customer requirement OVER SHEATH : Extruded layer of PVC compound generally Black DESIGN : The Cable meets the requirement of BS 7889/IEC 60502-1