Attenuation factor for crossing

As $\gamma$ depends upon the current in the rated cable, which is to be determined, an iterative solution is necessary, using as a first estimation of this current the rated current when the heat source is assumed to be parallel to the rated cable $\Delta\theta_0$.

Symbol
$\gamma_{X}$
Unit
1/m
Formulae
$\sqrt{\frac{T_{L} \left(- \Delta W T_{eq} + 1\right)}{T_{r}}}$
Related
$\Delta W$
Used in
$T_{mh_{v}}$