ISO 5149-4:2014现行
Refrigerating systems and heat pumps - Safety and environmental requirements Part 4: Operation, maintenance, repair and recovery
出版：International Organization for Standardization
专家解读视频
Describes 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 5149.4:2016 - Modified
DS ISO 5149-4 : 2014 - Identical
NEN ISO 5149-4 : 2014 - Identical
IS 16678 : Part 4 : 2018 - Identical
NEN ISO 5149-4 : 2014 - Identical
DS ISO 5149-4 : 2014 - Identical
