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ANSI/ASHRAE 128-2026
Methods of Rating Portable Air Conditioners
Establishes a uniform set of requirements for rating the cooling capacity of portable air conditioners. This standard is applicable to commercial-type portable air-conditioning units with a rated cooling capacity of 65,000 Btu/h (19,000 W) and greater, including those with heating capacity. Does not apply to a) the testing and rating of individual assemblies, such as condensing units or direct expansion fan-coil units for separate use; b) computer or data-processing-room air conditioners within the scope of ANSI/ASHRAE Standard 127;1 or c) room air conditioners within the scope of AHAM RAC-1.2 Dual units of measurement.
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American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc. [ashrae]