Maximum permissible conductor temperature rise above ambient.

Symbol
$\Delta \theta_{\mathrm{max}}$
Unit
K
Formulae
$- \theta_{\mathrm{a}} + \theta_{\mathrm{cmax}}$
Related
$\theta_{\mathrm{a}}$
$\theta_{\mathrm{cmax}}$
Used in
$\Delta W$