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AS/NZS 5149.3:2016 Refrigerating systems and heat pumps - Safety and environmental requirements, Part 3: Installation site (ISO 5149-3:2014, MOD) 2016 cover

Standards Australia/Standards New Zealand

Version:  Second Edition 2016.  (Current)
Specifies a simple means of referring to common refrigerants instead of using the chemical name, formula, or trade name. It also establishes a uniform system to be used in assigning the proper reference number and classification to refrigerants; the system for refrigerant classification is defined and physical data of common refrigerants listed.
AS/NZS 5149.4:2016 Refrigerating systems and heat pumps - Safety and environmental requirements, Part 4: Operation, maintenance, repair and recovery (ISO 5149-4:2014, MOD) 2016 cover

Standards Australia/Standards New Zealand

Version:  Second Edition 2016.  (Current)
Specifies requirements for safety and environmental aspects in relation to operation, maintenance and repair of refrigerating systems and the recovery, reuse and disposal of all types of refrigerant, refrigerant oil, heat transfer fluid, refrigerating system and part thereof.
AS/NZS 5149.2:2016 Refrigerating systems and heat pumps - Safety and environmental requirements, Part 2: Design, construction, testing, marking and documentation (ISO 5149-2:2014, MOD) 2016 cover

Standards Australia/Standards New Zealand

Version:  Third Edition 2016.  (Current)
Applicable to the design, construction, and installation of refrigerating systems, including piping, components, materials, and ancillary equipment directly associated with such systems.