Cableizer ®

Reactance section 3

Symbol
$X_{S3}$
Unit
$\Omega$/m
Formulas
$\omega \frac{\mu_{0}}{2\pi} \ln\left(\frac{2s_{S3} s_{c}}{d_{e}}\right)$cable without transposition
$\omega \frac{\mu_{0}}{2\pi} \ln\left(\frac{2s_{S3} a_{m}}{d_{e}}\right)$cable with regular transposition
Related
$a_{m}$
Mean distance between the phases [mm]
$a_{S3}$
Length minor section 3 [p.u.]
$d_{e}$
Equivalent diameter of screen/sheath and armour [mm]
$\mu_{0}$
Vacuum permeability [H/m]
$\omega$
Angular frequency [rad/s]
$\pi$
Archimedes' constant $\pi$
$s_{c}$
Separation of conductors in a system [mm]
$s_{S3}$
Spacing between phases minor section 3 [mm]
$X_{S1}$
Reactance section 1 [$\Omega$/m]
$X_{S2}$
Reactance section 2 [$\Omega$/m]