How to find the min and max bending radius of a cable.

The Product of LappKabel
4521021

• According to EN 50565-1
• OD ≤ 8 mm: 4 x OD*/2 x OD**;
  8 < OD ≤ 12 mm: 5 x OD*/3 x OD**;
  OD > 12 mm: 6 x OD*/4 x OD**
  
  Please can you help me to find the bending radius , also you can view the link https://products.lappgroup.com/online-catalogue/power-and-control-cables/control-cabinet-single-cores/various-applications/h07v-k.html?tx_dgpsolr[q]=4521021