This standard specifies the terms and definitions, types and basic parameters, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and quality commitment of axial flow fans for commercial air conditioning (hereinafter referred to as fans). This standard is applicable to direct-coupled motors and direct-coupled external rotor motors with an impeller outer diameter (DR) not greater than 1000 mm, a volume flow range of 1500 m3/h ~ 50000 m3/h, and a static pressure range of 20 Pa ~ 300 Pa. Stage axial flow fan. This standard does not apply to free fans.
T/ZZB 0512-2018 history
2018T/ZZB 0512-2018 Axial fan for commercial air conditioner