When bending the cable, it is necessary to consider the damage of the cable and deterioration in the performance.The minimum bending radius is made as shown in Table-1 and Table-2.
D≦8 | 8<D≦12 | 12<D≦20 | D>20 | |
---|---|---|---|---|
Standard bending radius (mm) | 4D | 5D | 6D | 6D |
Minimum bending radius(mm) | 2D | 3D | 4D | 4D |
D = Cable diameter(mm)
D≦8 | 8<D≦12 | 12<D≦20 | D>20 | ||
---|---|---|---|---|---|
Fixed installation | 3D | 3D | 4D | 4D | |
Free movement | 5D | 5D | 6D | 6D | |
(At inlet of portable appliance or mobile equipment)
Mechanical load on cable |
5D | 5D | 6D | 6D | |
Under mechanical load | 9D | 9D | 9D | 10D | |
Festooned as in gantry cranes | 10D | 10D | 11D | 12D | |
Repeated reeling | 7D | 7D | 8D | 8D | |
Deflected by pulleys | 10D | 10D | 10D | 10D |
D = Cable diameter(mm)