What is EN 511? Cold Thermal Protection Gloves | LESH
This standard is represented by a pictogram and a 3-digit number:
1st Number = Resistance to convective cold (Rated 0-4)
2nd Number = Resistance to contact cold (Rated 0-4)
With the above two ratings, the higher the number the better the performance is.
3rd Number = Permeability to water (Rated 0 or 1)
0 = Water penetration after 30 minutes
1 = No water penetration after 30 minutes