AS/NZS 5000.2 BVVB Flat TPS Twin and Earth Electrical Wire and Cables. Easy-tear sheath for general wiring, unenclosed, closed in conduit buried direct or in underground ducts for domestic, commercial and industrial installations where not subject to mechanical damage Conductor: Plain annealed copper (AS/NZS 1125) Insulation: PVC V90 Sheath: 3V-90 Easy-tear White Voltage: 450/750V.