Abstract

This Uganda Standard is applicable to the design, construction, and installation of refrigerating systems, including piping, components, materials, and ancillary equipment directly associated with such systems, which are not covered in ISO 5149-1, ISO 5149-3, or ISO 5149-4. It also specifies requirements for testing, commissioning, marking, and documentation. Requirements for secondary heat-transfer circuits are excluded except for any safety devices associated with the refrigerating system. . Standardizing refrigerating appliances and heat pumps ensures safety, enhances performance and efficiency, promotes interoperability, assures quality, addresses environmental concerns, protects consumers, and supports regulatory compliance NOTE 103 Annex HH provides informative requirements on competence of persons. Criteria for competence of personnel for the purpose of certification schemes can be found in ISO 227121. Unless specifications are covered by this standard, including the annexes, requirements for refrigerating safety are covered by: ? ISO 5149-1:2014, ISO 5149-1:2014/AMD1:2015, and ISO 5149-1:2014/AMD2:2021, ? ISO 5149-2:2014 and ISO 5149-2:2014/AMD1:2020, The standard has the bellow amendment. This standard was Published on 2025-09-30