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Head Protection Standards

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EN 397:2012 – Industrial Safety Helmets

 

Mandatory tests:

Impact*: Energy spread to the head form must not exceed 5 kN after the fall of an object of 5 kg at 1m high.

Penetration*:  The tip of the test mass used (3 kg from 1m height) must not come into contact with the skull.

Flammability:  The helmet is exposed to a flame and it must not burn with flame emission more than 5 seconds after removal of the flame.

*Impact and penetration test are performed at room temperature, at +50℃ and at -10℃.

Optional Tests

Resistance at extreme temperatures: testing impact and penetration are performed at +150℃ ,at -20℃ or -30℃ temperatures.

Electrical properties:  Protects against a short accidental contact with electric leads under voltage up to 440 Vac.

Lateral deformation: Protects against lateral compression. The maximum deformation of the helmet should be ≤ 40 mm (LD).

Molten Metal Splashes: The helmet is not deformed or penetrated by splashes of molten metal (MM).

 

EN 50365

EN 50365:2002 Insulating helmets for use on low voltage installations

This standard is for helmets used for working live or close to live parts on installations not exceeding 1000 V a.c. or 1500 V d.c. Testing to EN50365 exceeds testing under EN397 for electrical properties. Marking: double triangle + class +batch number.

 

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