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Radius above the inner semi-conducting layer

Radius of the conductor or the conductor shield (inner semi-conducting layer, if existing).

Symbol
$r_{isc}$
Unit
mm
Formulas
$\frac{d_{x}}{2}+t_{ct}-t_{cs}$multi-core cables, sector-shaped conductors
$\frac{d_{c}}{2}+t_{ct}+t_{cs}$general case
Related
$d_{c}$
External diameter conductor [mm]
$d_{x}$
Equivalent diameter conductor [mm]
$t_{cs}$
Thickness conductor shield [mm]
$t_{ct}$
Thickness conductor tape [mm]
Used in
$a_{i}$
Parameter a for radial derivative of dielectric losses
$C_{b}$
Capacitance insulation [F/m]
$C_{E}$
Capacitance to earth [F/m]
$\delta_{i}$
Electrical thickness of insulation material [m]
$\Delta w_{d}$
Increment of volumetric density of dielectric losses in HVDC cables [W/m$^3$]
$E_{Fi}$
Electrical field strength [kV/mm]
$G$
Conductance [S/m]
$\lambda_{i}$
Parameter $\lambda$ for linear density of dielectric losses
$w_{d}$
Volumetric density of dielectric losses [W/m$^3$]