Cableizer
Log in

Cross-sectional area of jacket

Symbol
$A_j$
Unit
mm$^2$
Formulae
$n_c D_{shj}+\left(D_{shj}+2t_{ab}+2t_{ar}+t_j+t_{jj}\right) \pi \left(t_j+t_{jj}\right)$Multi-core cables, without filler (duplex/triplex)
$\frac{\pi}{4} \left({D_j}^2-\left(D_j-2\left(t_j+t_{jj}\right)\right)^2\right)$otherwise
Related
$D_j$
Diameter over jacket [mm]
$D_{shj}$
Diameter of sheath jacket [mm]
$n_c$
Number of conductors in object
$\pi$
Archimedes' constant $\pi$
$t_{ab}$
Thickness of armour bedding [mm]
$t_{ar}$
Thickness of armour [mm]
$t_j$
Thickness of jacket [mm]
$t_{jj}$
Thickness of additional layer over jacket [mm]
Used in
$m_j$
Mass of jacket [kg/m]
$Q_j$
Thermal capacitance of jacket [J/(m.K)]