Iec 60364 Cable Sizing Voltage Drop Formula ((top)) -

[ \Delta U = 2 \cdot I_b \cdot L \cdot (R \cos\phi + X \sin\phi) \quad \text(for single-phase) ]

The standard voltage drop formula for AC circuits is: iec 60364 cable sizing voltage drop formula

[ \Delta U = \sqrt3 \cdot I_b \cdot L \cdot (R \cos\phi + X \sin\phi) \quad \text(for 3-phase) ] [ \Delta U = 2 \cdot I_b \cdot