... at 6/6(10)KV,8.7/10KV,12/20KV,19/30KVConstruction:Conductorstranded copper or alumiuum conductorInsulationXLPE (cross-linked polyethylene ... and medium voltage(6/10kv---35KV).*control cable-PVC as insulation material,pvc as jacket material, ( inflame retardant,fire resistant ... cable ) the rated voltage:low voltage450/750V*rubber as insulation material and rubber as jacket material (like welding cable, ...