This standard is concerned with active noise reduction (ANR) ear-muffs. It specifies additional constructional, design and performance requirements, methods of test, marking requirements and user information relating to the incorporation of the active noise reduction facility.
DS/EN 352-5:2003 history
2020DS/EN 352-5:2020 Hearing protectors – Safety requirements – Part 5: Active noise reduction earmuffs
2006DS/EN 352-5/A1:2006 Hearing protectors - Safety requirements and testing - Part 5: Active noise reduction ear-muffs
2003DS/EN 352-5:2003 Hearing protectors - Safety requirements and testing - Part 5: Active noise reduction ear-muffs