Cableizer ®

Diameter over core cable

Symbol
$D_{core}$
Unit
mm
Formulas
$\frac{D_{f}-2t_{f}}{F_{x}}$multi-core cable round conductors
$D_{f}-2t_{f}$multi-core cable sector-shaped conductors
$D_{sw}$pipe-type cable with skid wires
$D_{shj}$pipe-type cable with sheath jacket, duplex/triplex cable
$D_{e}$single-core cable round conductors
Related
$D_{e}$
External diameter object [mm]
$D_{f}$
Diameter over filler [mm]
$D_{shj}$
Diameter over sheath jacket [mm]
$D_{sw}$
Diameter over skid wires [mm]
$F_{x}$
Geometrical distance factor for multi-core cables
$t_{f}$
Thickness of filler/belt insulation [mm]
Used in
$A_{f}$
Cross-sectional area filler [mm$^2$]
$r_{core}$
Radius over core cable [mm]
$S_{ar}$
Circumference armour [mm]
$S_{sp}$
Mean distance between the phases, pipe-type cables [$\Omega$/m]