Value of the conductor temperature rise above ambient $θ_{R_t}$ in the steady-state, i.e. the standard maximum permissible temperature rise.

Symbol
$\Delta \theta_{\mathrm{R_{\mathrm{\infty}}}}$
Unit
°C
Formulae
$- \Delta \theta_{\mathrm{d}} - \theta_{\mathrm{a}} + \theta_{\mathrm{cmax}}$
Related
$\Delta \theta_{\mathrm{d}}$
$\theta_{\mathrm{a}}$
$\theta_{\mathrm{cmax}}$
Used in
$I_{\mathrm{2}}$
$r_{\mathrm{\theta}}$