Cableizer
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Split fault current

Definition according to IEEE 575-2014 Annex E.1.4.3.2

Symbol
$I_{kx}$
Unit
A
Formulae
$I_{k0} \frac{3Z_{ss}-3R_s+2Z_{oog}+4Z_{oig}}{3Z_{ss}+2Z_{oog}+4Z_{oig}}$
Related
$I_{k0}$
Phase-to-ground fault current [A]
$R_s$
Electrical resistance of shield [$\Omega$/m]
$Z_{oig}$
Mutual impedance between shields/sheaths of inner and outer cables with ground return [$\Omega$/m]
$Z_{oog}$
Mutual impedance between shields/sheaths of outer cables with ground return [$\Omega$/m]
$Z_{ss}$
Self impedance of the shield/sheath with ground return [$\Omega$/m]
Used in
$E_a$
Induced shield voltage in phase a [V/m]
$E_b$
Induced shield voltage in phase b [V/m]
$E_c$
Induced shield voltage in phase c [V/m]
$V_{ab}$
Voltages between shields/sheaths at the cross-bonding points phases a-b [V]
$V_{ac}$
Voltages between shields/sheaths at the cross-bonding points phases a-c [V]
$V_{bc}$
Voltages between shields/sheaths at the cross-bonding points phases b-c [V]