NA 044

DIN Standards Committee Refrigeration Technology

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Publications of NA 044

Number: 151

DIN 51503-1 2021-12 Standard Lubricants - Refrigeration oils - Part 1: Minimum requirements More  Order from Beuth Verlag
ISO 21922 2021-08 Standard Refrigerating systems and heat pumps - Valves - Requirements, testing and marking More  Order from Beuth Verlag
ISO 21773 2021-06 Standard Methods of test and characterization of performance for energy recovery components More  Order from Beuth Verlag
DIN EN 378-1 2021-06 Standard Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Basic requirements, definitions, classification and selection criteria; German version EN 378-1:2016+A1:2020 More  Order from Beuth Verlag
ISO 18326 AMD 1 2021-05 Standard Non-ducted portable air-cooled air conditioners and air-to-air heat pumps having a single exhaust duct - Testing and rating for performance; Amendment 1 More  Order from Beuth Verlag
ISO 13256-2 2021-05 Standard Water-source heat pumps - Testing and rating for performance - Part 2: Water-to-water and brine-to-water heat pumps More  Order from Beuth Verlag
ISO 13256-1 2021-05 Standard Water-source heat pumps - Testing and rating for performance - Part 1: Water-to-air and brine-to-air heat pumps More  Order from Beuth Verlag
ISO 817 AMD 2 2021-03 Standard Refrigerants - Designation and safety classification; Amendment 2 More  Order from Beuth Verlag
ISO 22042 2021-03 Standard Blast chiller and freezer cabinets for professional use - Classification, requirements and test conditions More  Order from Beuth Verlag
ISO 5149-3 AMD 1 2021-03 Standard 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 Beuth Verlag

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