This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of room air conditioners with continuous heating function. This standard applies to household and similar free-flow room air conditioners (hereinafter referred to as air conditioners) with continuous heating function that use air-cooled or water-cooled condensers, fully enclosed motor-compressors, and have a rated cooling capacity of less than 14,000W. device). This standard does not apply to the following products:
——Mobile air conditioners;
——Individual components that cannot form a complete refrigeration system.
T/CAS 552-2021 history
2021T/CAS 552-2021 Room air conditioner with continuous heating function