BS EN 50525-3-21:2011 Electric cables. Low voltage energy cables of rated voltages up to and including 450/750 V (U0/U). Cables with special fire performance. Flexible cables with halogen-free crosslinked insulation, and low emission of smoke
2012BS 6004:2012 Electric cables. PVC insulated and PVC sheathed cables for voltages up to and including 300/500 V, for electric power and lighting
2001BS 7919:2001 Electric cables - Flexible cables rated up to 450/750V, for use with appliances and equipment intended for industrial and similar environments