CT 244 - Impianti frigoriferi: sicurezza e protezione dell'ambiente

ISO 817

ISO 817:2005

Refrigerants - Designation system

This International Standard provides an unambiguous system for assigning designations to refrigerants. It also establishes a system for assigning a safety classification to refrigerants based on toxicity and flammability data and provides a means of determining the refrigerant concentration limit. Tables listing the refrigerant designations, safety classifications and the refrigerant concentration limits are included.

Non prevista

ISO 11650

ISO 11650:1999

Performance of refrigerant recovery and/or recycling equipment

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Non prevista

ISO 817

ISO 817:2014

Refrigerants - Designation and safety classification

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Non prevista

ISO 817:2014/Amd 1

ISO 817:2014/Amd 1:2017

Refrigerants - Designation and safety classification AMENDMENT 1

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Non prevista

ISO 817:2014/Amd 2:2

ISO 817:2014/Amd 2:2021

Refrigerants — Designation and safety classification — Amendment 2

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Non prevista

ISO 17584:2022

ISO 17584:2022

Refrigerant properties

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Non prevista