IEC 60227 BVVB Flat Twin PVC Insulated Electrical Wire and Cables.
BVVB Cable is structured with copper core PVC insulation jointed flexible wires. the first B means general wiring, double V means PVC insulation and sheath, the second B means flat surface. A BVVB Cable commonly consists of two flexible copper cores and PVC insulation as sheathing.
