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
$\sqrt{\frac{\left(1-\Delta W T_{eq}\right) T_L}{T_r}}$
Used in