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NA 041

DIN Standards Committee Heating and Ventilation Technology and their Safety

About NHRS Projects Drafts Publications Documents withdrawn without replacement National committees European committees International committees

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Projects of NA 041

Number: 119

DIN EN 18213-2 2024-08-16 District heating and district cooling pipes - Bonded single and twin pipe systems for directly buried hot and cold water networks - Part 2: Qualification testing of PE-Welder; German and English version EN 18213-2:2026 More  Comment 
DIN EN ISO 14644-7 rev 2024-08-05 Cleanrooms and associated controlled environments - Part 7: Separative devices (clean air hoods, gloveboxes, isolators and mini-environments) More  Comment 
DIN EN ISO 41002 2024-08-05 Facility management - Development of the facility management organization (ISO/FDIS 41002:2026); German version FprEN ISO 41002:2026 More  Comment 
ISO/CD 14644-7 2024-07-31 Cleanrooms and associated controlled environments - Part 7: Separative devices (clean air hoods, gloveboxes, isolators and mini-environments) More  Comment 
DIN EN 12897-1 2024-07-29 Water supply - Indirectly heated unvented (closed) hot water storage tanks - Part 1: General specifications and common test methods; German and English version prEN 12897-1:2026 More  Comment 
ISO/CD TR 24871-5 2024-05-13 Solar energy - Test methods for pyranometer performance - Part 5: Directional response More  Comment 
ISO/CD TR 24871-7 2024-05-13 Solar energy - Test methods for pyranometer performance - Part 7: Temperature response More  Comment 
ISO/WD TR 24871-6 2024-05-13 Solar energy - Test methods for pyranometer performance - Part 6: Spectral error More  Comment 
ISO/CD TR 24871-8 2024-05-13 Solar energy - Test methods for pyranometer performance - Part 8: Tilt response More  Comment 
ISO/CD TR 24871-4 2024-05-13 Solar energy - Test methods for pyranometer performance - Part 4: Nonlinearity More  Comment 

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