GB 19761-2009
AbolishedMinimum allowable values of energy efficiency and energy efficiency grades for fan
通风机能效限定值及能效等级
Application Summary AI generated
This standard specifies the minimum allowable values of energy efficiency and the energy efficiency grades for various types of fans, including centrifugal, axial, and mixed-flow fans. It is applied in China to regulate the energy performance of fans used in industrial ventilation, air conditioning systems, and general mechanical draft applications, serving as a mandatory benchmark for product design, manufacturing, and market entry. The standard is also used by testing laboratories and regulatory bodies to classify and certify fan energy efficiency during compliance assessments.
Related Standards
GB/T 19411-2003
Dehumidifiers
GB/T 19412-2003
Method of measurement and rating of air conditioning system with thermal storage
GB/T 19075-2003
Industrial fans--Vocabulary and definitionsof categories
GB/T 19074-2003
Industrial fans--Mechanical safety of fans--Guarding
GB/T 14806-2003
A.C.electric ventilating fans andregulators for household and similar purposes
GB/T 1236-2000
Industrial fans--Performance testing using standardized airways
GB/T 3235-1999
Basic types sizes parameters and characteristics of fans
GB/T 17774-1999
Industrial fans--Dimensions
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.