Technical Support - Multicore Cables Copper Conductors

Current ratings for three phase and single phase circuits and volt drop at rated current. Twin and multicore PVC insulated unarmoured copper cables with sheath to BS6004 or BS7629.

Full thermal ratings
Ambient temperature 30°C, Conductor operating temperature 70°C
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Voltage drop (per ampere per metre)
Conductor operating temperature:70°C
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Ambient Temperature Correction Factors
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