# Thermal resistance of sheath jacket

Thermal resistance of the jacket around each core of three-core subsea cables. The thermal resistance of the sheath jacket is considered per phase, same as the thermal resistance of the insulation.

Symbol
$T_{shj}$
Unit
K.m/W
Formulae
$\frac{\rho_{shj} \ln{\left(\frac{D_{shj}}{D_{sh} - \Delta d_{sh}} \right)}}{2 \pi}$
Related
$D_{sh}$
$D_{shj}$
$\Delta d_{sh}$
$\rho_{shj}$
Used in
$R_{c2}$