Electrical resistance of sheath and 1st armour

Equivalent Electrical resistance of screen/sheath and first armour layer in parallel.

Symbol
$R_{e_{1}}$
Unit
$\Omega$/m
Formulae
$\frac{R_{A_{1}} R_{s}}{R_{A_{1}} + R_{s}}$
Related
$R_{A_{1}}$
Used in
$W_{sA_{1}}$