BS EN 50525-2-31:2011 Electric cables. Low voltage energy cables of rated voltages up to and including 450/750 V (U0/U). Cables for general applications. Single core non-sheathed cables with thermoplastic PVC insulation
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
2000BS 6004:2000 Electric cables - PVC insulated, non-armoured cables for voltages up to and including 450/750 V, for electric power, lighting and internal wiring