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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Publications of CEN/TC 79/WG 4

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DIN EN 136	1998-04	Standards	Respiratory protective devices - Fullface masks - Requirements, testing, marking; German version EN 136:1997 More	Order from DIN Media
DIN EN 143	2021-07	Standards	Respiratory protective devices - Particle filters - Requirements, testing, marking; German version EN 143:2021 More	Order from DIN Media
DIN EN 148-1	2019-05	Standards	Respiratory protective devices - Threads for facepieces - Part 1: Standard thread connection; German version EN 148-1:2018 More	Order from DIN Media
DIN EN 148-2	1999-04	Standards	Respiratory protective devices - Threads for facepieces - Part 2: Centre thread connection; German version EN 148-2:1999 More	Order from DIN Media
DIN EN 148-3	1999-04	Standards	Respiratory protective devices - Threads for facepieces - Part 3: Thread connection M 45 × 3; German version EN 148-3:1999 More	Order from DIN Media
DIN EN 403	2004-08	Standards	Respiratory protective devices for self-rescue - Filtering devices with hood for escape from fire - Requirements, testing, marking; German version EN 403:2004 More	Order from DIN Media
DIN EN 12083	1998-06	Standards	Respiratory protective devices - Filters with breathing (Non-mask mounted filters) - Particle filters, gas filters, and combined filters - Requirements, testing, marking; German version EN 12083:1998 More	Order from DIN Media
DIN EN 12941	2025-04	Standards	Respiratory protective devices - Powered filtering devices incorporating a loose fitting respiratory interface - Requirements, testing, marking; German version EN 12941:2023 More	Order from DIN Media
DIN EN 12942	2025-04	Standards	Respiratory protective devices - Powered filtering devices incorporating full face masks, half masks or quarter masks - Requirements, testing, marking; German version EN 12942:2023 More	Order from DIN Media
DIN EN 14387	2021-07	Standards	Respiratory protective devices - Gas filter(s) and combined filter(s) - Requirements, testing, marking; German version EN 14387:2021 More	Order from DIN Media

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