• 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

ISO 5149-3 AMD 1 2021-03 Standards Refrigerating systems and heat pumps - Safety and environmental requirements - Part 3: Installation site - Amendment 1: Update of the requirements for machinery rooms and emergency mechanical ventilation More  Order from DIN Media
ISO 5149-4 2022-11 Standards Refrigerating systems and heat pumps - Safety and environmental requirements - Part 4: Operation, maintenance, repair and recovery More  Order from DIN Media
ISO 13971 2012-09 Standards Refrigeration systems and heat pumps - Flexible pipe elements, vibration isolators, expansion joints and non-metallic tubes - Requirements and classification More  Order from DIN Media
ISO 14903 2017-07 Standards Refrigerating systems and heat pumps - Qualification of tightness of components and joints More  Order from DIN Media
ISO 21922 2021-08 Standards Refrigerating systems and heat pumps - Valves - Requirements, testing and marking More  Order from DIN Media

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