7 core x (6 x 1.5mm + 1 x 2.5mm) thin wall cable. Plain Copper conductors. PVC Grey Sheath - 70 C. Core colours; Black, Red, Green, Yellow, Brown, White, Blue. Nominal current rating: 1.5mm = 21.0 amps, 2.5mm = 29.0 amps. Max. overall diameter: 10.2mm. Cable manufactured in accordance with BS6862 Part 1: 1971 where applicable. PVC insulation resistant to: abrasion, moisture, petrol, diesel, oil, and diluted acids.