БДС EN 457:1997

Safety of machinery - Auditory danger signals - General requirements, design and testing (ISO 7731:1986, modified)

Scope

This European Standard specifies the safety and ergonomic requirements and the corresponding test methods for auditory danger signals and gives guidelines for the design of the signal to be clearly perceived and differentiated as required in 5.3 of EN 292-2. This European Standard does not apply to verbal danger warnings (e.g. shouts, loudspeaker announcements). Special regulations such as those for a public disaster and public transport are not effected by this European Standard.

Directives and Regulations

When the standard is harmonized under a directive or regulation, the word Harmonized appear. When such an inscription does not appear, it means that the standard is related to / supporting the relevant directive or regulation.