NA 044

DIN Standards Committee Refrigeration Technology

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Projects of NA 044

Number: 57

ISO/DIS 5222-2 2022-07-01 Heat recovery ventilators and energy recovery ventilators - Testing and calculating methods for seasonal performance factor - Part 2: Sensible cooling recovery seasonal performance factors of heat recovery ventilators More  Comment 
ISO 21922 DAM 1 2022-05-09 Refrigerating systems and heat pumps - Valves - Requirements, testing and marking - Amendment 1 More  Comment 
ISO/CD 19967-3 2022-03-28 Air to water Heat pumps - Testing and rating for performance - - Part 3: Combined hot water supply and space heating and/or space cooling More  Comment 
DIN EN 16838 2022-03-04 Refrigerated display scooping cabinets and pozzetto for gelato - Classification, requirements, performance and energy consumption testing; German version FprEN 16838:2024 More  Comment 
ISO/FDIS 19967-2 2022-01-05 Air to water heat pumps - Testing and rating for performance - Part 2: Space heating and/or space cooling More  Comment 
ISO/DIS 817 2021-10-13 Refrigerants - Designation and safety classification More  Comment 
DIN EN 13485 2021-08-02 Thermometers for measuring the ambient or internal temperature for the transport, storage and distribution of temperature sensitive goods - Tests, performance, suitability; German version EN 13485:2023 More  Comment 
DIN EN 13486 2021-08-02 Temperature recorders and thermometers for measuring the ambient or internal temperature for the transport, storage and distribution of temperature sensitive goods - Periodic verification; German version EN 13486:2023 More  Comment 
DIN EN 17893 2021-03-19 Thermal road vehicles - Temperature-controlled systems using flammable refrigerants for transport of goods - Requirements and risk analysis process; German version FprEN 17893:2024 More  Comment 
DIN EN ISO 24664 2020-12-19 Refrigerating systems and heat pumps - Pressure relief devices and their associated piping - Methods for calculation (ISO/DIS 24664:2021); German and English version prEN ISO 24664:2021 More  Comment 

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