This report outlines the primary methods for calculating the cross-sectional area (CSA) of earth conductors (also known as protective conductors) according to and IEC 60364-5-54 . 1. Calculation Method: The Adiabatic Equation
Thus, the calculation must satisfy both and indirect shock protection (via impedance constraints). earth cable size calculation
In practice, ( I_f ) can be obtained from: This report outlines the primary methods for calculating
If the circuit were a sub-main with 35 mm² line conductors, the adiabatic result (0.98 mm²) would be overridden by the rule: earth ≥ 16 mm². earth cable size calculation