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NA 044

DIN Standards Committee Refrigeration Technology

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DIN EN ISO 23953-2 [CURRENT] references following documents:

Document number Edition Title
ISO 5149-2 2014-04 Refrigerating systems and heat pumps - Safety and environmental requirements - Part 2: Design, construction, testing, marking and documentation More 
ISO 817 2014-05 Refrigerants - Designation and safety classification More