This document specifies the terms and definitions, types, models and basic parameters, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and quality promise. This document applies to high ambient temperature air-conditioning units with a nominal cooling capacity of not less than 3 kW and an operating ambient temperature not higher than 90°C.
T/ZZB 1997-2020 history
2020T/ZZB 1997-2020 High ambient temperature air conditioning units