Aside form the 3 most commonly used cable sizes of 1, 15 and 25mm twin and earth there are in fact several other larger sizes of cable that include 4mm, 6mm, 10mm and 16mm These are mostly used for appliances and objects that require much more electrical power to operate or special use situations Even larger sizes of cable include 25, 35Armour short circuit rating (1 sec) kA Current ratings Volt drop single phase AC touching mV/A/m Direct in ground Amps In duct Amps In air Amps 15 121 0 38 32 26 26 27 25 741 035 38 42 34 35 16 4 461 057 44 55 45 47 10 THIRTY SEVEN CORE REF 694/37 Size Sqmm Max conductor resistance at °C ConductorCurrent Carrying Capacity (Amps) of Cables (Copper Conductors) Single core 700c thermoplastic insulated cables (eg PVC Singles), nonarmoured with or without sheath All values assume an ambient temperature of 300c and a conductor operating temperature of 700c 25mm Conductor CSA Reference Method A (enclosed in conduit in thermally
185mm 4 Core Swa Cable Huadong Cable Wire
