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NA 044

DIN Standards Committee Refrigeration Technology

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Projects of NA 044

Number: 34

DIN EN 16583/A1 2023-06-29 Heat exchangers - Hydronic room fan coils units - Determination of the sound power level; German version EN 16583:2022/FprA1:2025 More  Comment 
ISO/CD 21280 2023-06-23 Testing and rating including seasonal performance of air-to-air air-conditioners and heat pumps considering the effect of native control More  Comment 
DIN EN 14624 2023-03-16 Performance of portable locating leak detectors and of fixed gas detectors for all refrigerants; German and English version prEN 14624:2025 More  Comment 
DIN EN 14825/A1 2023-03-06 Air conditioners, liquid chilling packages and heat pumps, with electrically driven compressors, for space heating and cooling, commercial and process cooling - Testing and rating at part load conditions and calculation of seasonal performance; German and English version EN 14825:2022/prA1:2023 More  Comment 
ISO 18976 2022-11-18 Testing of refrigerant compressors More  Comment 
DIN EN 14276-1/A1 2022-11-16 Pressure equipment for refrigerating systems and heat pumps - Part 1: Vessels - General requirements; German and English version EN 14276-1:2020/prA1:2023 More  Comment 
DIN EN 14276-2/A1 2022-11-16 Pressure equipment for refrigerating systems and heat pumps - Part 2: Piping - General requirements; German and English version EN 14276-2:2020/prA1:2023 More  Comment 
ISO/DIS 5149-2 2022-11-14 Refrigerating systems and heat pumps - Safety and environmental requirements - Part 2: Design, construction, testing, marking and documentation More  Comment 
ISO/DIS 5149-1 2022-11-14 Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Vocabulary More  Comment 
ISO/DIS 5149-3 2022-11-14 Refrigerating systems and heat pumps - Safety and environmental requirements - Part 3: Installation site, classification and selection criteria More  Comment 

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