Factor $X_{\mathrm{K}}$ for the calculation of the screening factor for three-core cables.

Symbol
$X_{\mathrm{K}}$
Unit
-
Formulae
$\frac{\delta _{\mathrm{1}} \rho_{\mathrm{i}}}{d_{\mathrm{c}} \rho_{\mathrm{m}}}$round conductors
$\frac{\delta _{\mathrm{1}} \rho_{\mathrm{i}}}{d_{\mathrm{x}} \rho_{\mathrm{m}}}$sector-shaped conductors
Related
$d_{\mathrm{c}}$
$\delta _{\mathrm{1}}$
$\rho_{\mathrm{i}}$
$\rho_{\mathrm{m}}$
Used in
$K_{\mathrm{02}}$
$K_{\mathrm{06}}$
$K_{\mathrm{10}}$