Sizing of protective earthing conductor.Connection and choice for protective earthing conductor.Verification of the withstand capabilities of cables under short-circuit conditions.Calculation of minimum levels of short-circuit current.Particular cases of short-circuit current.Short-circuit current supplied by a generator or an inverter.Isc at the receiving end of a feeder as a function of the Isc at its sending end.3-phase short-circuit current (Isc) at any point within a LV installation.Short-circuit current at the secondary terminals of a MV/LV distribution transformer.Calculation of voltage drop in steady load conditions.Sizing of busbar trunking systems (busways).Recommended simplified approach for cable sizing. Practical method for determining the smallest allowable cross-sectional area of circuit conductors.Practical values for a protective scheme.Conductor sizing: methodology and definition.
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