STB PDF
Hearing protectors General requirements Part 2- Ear-plugs. Original standard UNE-EN 352-2-2003 in PDF full version. Additional info + preview on request
Document status: Replaced by STB UNE-EN 352-2-2020 + A1-2024
Hearing protectors General requirements Part 3- Ear-muffs attached to an industrial safety helmet. Original standard UNE-EN 352-3-2003 in PDF full version. Additional info + preview on request
Document status: Replaced by STB UNE-EN 352-3-2020
Hearing protectors Safety requirements and testing Part 5- Active noise reduction ear-muffs. Original standard UNE-EN 352-5-2003 in PDF full version. Additional info + preview on request
Document status: Replaced by STB UNE-EN 352-5-2020
Amendment 1 - Hearing protectors Safety requirements and testing Part 5- Active noise reduction ear-muffs. Original standard UNE-EN 352-5-2003 A1-2006 in PDF full version. Additional info + preview on request
Document status: Replaced by STB UNE-EN 352-5-2020
Hearing protectors Safety requirements and testing Part 6- Ear-muffs with electrical audio input. Original standard UNE-EN 352-6-2003 in PDF full version. Additional info + preview on request
Document status: Replaced by STB UNE-EN 352-6-2020
Hearing protectors Safety requirements and testing Part 7- Level-dependent ear-plugs. Original standard UNE-EN 352-7-2004 in PDF full version. Additional info + preview on request
Document status: Replaced by STB UNE-EN 352-7-2020