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WORKING AT HEIGHT
SWITCH
DOWN
EN 12492
ANSI / ISEA Z89.1
The chinstrap release force of EN12492 is
greater than 500 Newtons. This limits the
risk of losing the helmet during a fall.
WORK AT HEIGHT OR ON THE GROUND
WORKING ON THE GROUND
SWITCH
UP
EN 397
EN 50365
ANSI / ISEA Z89.1
The chinstrap release force of EN397 is
between 150 and 250 Newtons. This limits
the risk of choking, the chinstrap has been
designed to release if snagged.
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