Capacitance to earth

Symbol
$C_E$
Unit
F/m
Formulae
$C_b$Default
$\frac{2\pi \epsilon_0 \epsilon_i}{\ln\left(\frac{{r_{osc}}^4-{c_c}^4}{2c_c r_{isc} {r_{osc}}^2}\right)}$Two-core cables with common screen
$\frac{2\pi \epsilon_0 \epsilon_i}{\ln\left(\frac{{r_{osc}}^6-{c_c}^6}{3{c_c}^2 r_{isc} {r_{osc}}^3}\right)}$Three-core cables with common screen