GB/T 20292-2019 Methods for measuring the performance of tumble dryers for household use
IEC 60456:2010 Clothes washing machines for household use - Methods for measuring the performance
ISO 7235 Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss
GB/T 4214.7-2020 history
2020GB/T 4214.7-2020 Test method for noise of household and similar electrical appliances—Particular requirements for tumbler dryers
2012GB/T 4214.7-2012 Household and similar electrical appliances.Test code for determination of airborne acoustical noise.Particular requirements for tumble dryers