Application The cables are suitable for power and lighting circuits and building wiring suitable for use in semi flush exposed conduits, embedded conduits and in closed installation ducts. Ideal for internal wiring of appliance. Standard BS 7889. Technical Data Voltage Rating: 1.5 mm² to 630 mm² – 600 / 1000V Harmonised Designation : -15 °C to 90°C Minimum Bending Radius: 4.0 to 50 mm²: 10 X Overall diameter 70 & 630 mm²: 12 X Overall diameter Test Voltage: 2 kV 15 min.