Normative Document Details
Reference: NP EN 352-4:2020
Description:
Year: 2020
Normative document status: Em Vigor
Technical committee: CEN/TC 159 - HEARING PROTECTORS
Edition number: 0
Edition date:
Official publish date:
Anullment date:
ICS:
13.340.20 - Equipamento para protecção da cabeça
Notes:
Valores apresentados S/IVA
Norm in Portuguese
Protetores auditivos - Requisitos de segurança e ensaios - Parte 4: Protetores auriculares dependentes do nível sonoro
Norm in English
Hearing protectors - Safety requirements - Part 4: Level-dependent earmuffs
Norm in French
Protecteurs individuels contre le bruit - Exigences de sécurité et essais - Partie 4 : Serre-tête à atténuation dépendante du niveau
Norm in German
Gehörschützer - Sicherheitstechnische Anforderungen - Teil 4: Pegelabhängig dämmende Kapselgehörschützer