For AC circuits:
[ S = \fracI_sc \cdot \sqrttk ]
[ V_d = \sqrt3 \cdot I \cdot L \cdot (R \cos\phi + X \sin\phi) \quad \text(3-phase) ]
For AC circuits:
[ S = \fracI_sc \cdot \sqrttk ]
[ V_d = \sqrt3 \cdot I \cdot L \cdot (R \cos\phi + X \sin\phi) \quad \text(3-phase) ] cable calc formula