External diameter of the filler

Symbol
$D_f$
Unit
mm
Formulae
$D_{scb}-2t_{scb}$common screen / common sheath (Type CC)
$D_{scs}$separate screen / common sheath (Type SC)
$F_x D_{sh}+2t_f$separate screen / separate sheaths (Type SS)
$F_x D_{shj}+2t_f$jacket around each core (Type SSJ)