Earth Cable Size
( k \approx 115 ) (for initial temp 30°C, final 160°C).
Longer runs increase resistance, sometimes requiring a "bump up" in size to maintain a low Earth Fault Loop Impedance ( Zscap Z sub s earth cable size
( k \approx 115 ) (for initial temp 30°C, final 160°C).
Longer runs increase resistance, sometimes requiring a "bump up" in size to maintain a low Earth Fault Loop Impedance ( Zscap Z sub s earth cable size