• Hydrogen Technologies Standards form the basic framework for market ramp-up

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  • Climate change Standards and specifications support climate targets

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  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

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Publications of NA 044-00-01 AA

DIN EN ISO 21922 2023-09 Standards Refrigerating systems and heat pumps - Valves - Requirements, testing and marking (ISO 21922:2021); German version EN ISO 21922:2021 More  Order from Beuth Verlag
DIN EN ISO 21922/A1 2023-10 Draft standard Refrigerating systems and heat pumps - Valves - Requirements, testing and marking - Amendment 1 (ISO 21922:2021/DAM 1:2023); German and English version EN ISO 21922:2021/prA1:2023 More  Order from Beuth Verlag
DIN EN ISO 24664 2021-04 Draft standard 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  Order from Beuth Verlag
DIN-Fachbericht CEN/TR 14739 2005-04 Technical rule Scheme of carrying out a risk assessment for flammable refrigerants in case of household refrigerators and freezers More  Order from Beuth Verlag
ISO 5149-1 2014-04 Standards Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Definitions, classification and selection criteria More  Order from Beuth Verlag
ISO 5149-1 AMD 1 2015-10 Standards Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Definitions, classification and selection criteria - Amendment 1: Correction of QLAV, QLMV More  Order from Beuth Verlag
ISO 5149-1 AMD 2 2021-01 Standards Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Definitions, classification and selection criteria - Amendment 2: Update of Annex A and the refrigerant tables More  Order from Beuth Verlag
ISO 5149-2 2014-04 Standards Refrigerating systems and heat pumps - Safety and environmental requirements - Part 2: Design, construction, testing, marking and documentation More  Order from Beuth Verlag
ISO 5149-2 AMD 1 2020-06 Standards Refrigerating systems and heat pumps - Safety and environmental requirements - Part 2: Design, construction, testing, marking and documentation More  Order from Beuth Verlag
ISO 5149-3 2014-04 Standards Refrigerating systems and heat pumps - Safety and environmental requirements - Part 3: Installation site More  Order from Beuth Verlag

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