https://www.hitechcontrols.com/cables/rubber_welding_cables/rubber_welding_cables/h07_rnf.html
Rubber outer jacket cable H07RN-F to DIN VDE 0282 part 4, HD 22.4 S3 IEC 60245-4,
Temperature Range: -30°C to +60°C (-22°F to +140°F),
Permissible Operating Temperature: at conductor +60°C/+140°F,
Nominal Voltage: U0/U 450/750 V,
In case of protected and fixed installation: U0/U 600/1000 V,
Max. permissible Operating Voltage in three phase and one phase a.c. system U0/U 476/825 V,
Direct current-system: U0/U 619/1238 V,
Test Voltage: 2500 V,
Permanent Tensile Load: Max. 15 N/mm²,
Minimum Bending Radius:For fixed installation 4x cable Ø,
For guiding over roller 7.5x cable Ø,
During winding on drums 5-7x cable Ø