Mechanical Properties

Permissible bending radius :
Type of cables Uo / U = 0.6/1 kV Uo / U > 0.6/1 kV
Single core 15 x D 15 x D
Multi core 12 x D 15 x D
Bundle Cable 8 x D 8 x D
Note : D = cable diameter

 

Permissible pulling forces :
Pulling tool Type of Cables Permissible pulling force (N)
Pulling eyes

Cables with copper conductor

50 x (number of cores) x
(cross section area of conductor)

Cables with aluminium conductor 30 x (number of cores) x
(cross section area of conductor)
Cable grip Cable with steel wire armour
Cable without steel wire armour
9 x D²
3 x D²
Note : D = cable diameter, Area = mm²