... 4 times outer diameter of the cable, if the outer diameter of the cable is less than 25mm, and ... 6 times outer diameter of the cable if the outer diameter of the cable is 25mm, and above.For KVVP ... below 0. 2 a. for non-armoured cable and flexible shielded cable, the bending radius should not be less ... diameter; b. for armoured or copper-tape shielded cable, the bending radius should not be less than 12 ...