EN 397:2012 Safety helmets for the industry
Safety helmets for industry require that they be designed to protect the wearer from falling objects, protection against penetration by sharp objects and flame resistance. A helmet may also meet the following non-mandatory requirements:
- Very low temperatures (–20 °C or –30 °C)
- Very high temperatures (+150 °C)
- Electrical insulation (440 V) Molten metal (MM)
- Lateral stiffness/Lateral deformation (LD)