AHRI 280-2008 Requirements for the Qualification of Reverberation Rooms in the 63Hz Octave Band

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1、AHRIStandard280(formerlyARIStandard280)2008StandardforRequirementsfortheQualificationofReverberationRoomsinthe63HzOctaveBandIMPORTANTSAFETYDISCLAIMERAHRIdoesnotsetsafetystandardsanddoesnotcertifyorguaranteethesafetyofanyproducts,componentsorsystemsdesigned,tested,rated,installedoroperatedi

2、naccordancewiththisstandard/guideline.Itisstronglyrecommendedthatproductsbedesigned,constructed,assembled,installedandoperatedinaccordancewithnationallyrecognizedsafetystandardsandcoderequirementsappropriateforproductscoveredbythisstandard/guideline.AHRIusesitsbesteffortstodevelopstandards

3、/guidelinesemployingstate-of-the-artandacceptedindustrypractices.AHRIdoesnotcertifyorguaranteethatanytestsconductedunderitsstandards/guidelineswillbenon-hazardousorfreefromrisk.Note:Thisstandarddiffersfromthe1995versioninthatitrequirestheuseofaReferenceSoundSourcemeetingtherequirementsofan

4、dcalibratedperARIStandard250.Price$10.00(M)$20.00(NM)©Copyright2008,byAir-Conditioning,Heating,andRefrigerationInstitutePrintedinU.S.A.RegisteredUnitedStatesPatentandTrademarkOfficeTABLEOFCONTENTSPAGESection1.Purpose..........................................................................

5、............................................1Section2.Scope.........................................................................................................................1Section3.Definitions.........................................................................................

6、........................1Section4.ReverberationRoomQualificationandTestingProcedures.....................................2Section5.ConformanceConditions..........................................................................................3TABLESTable1.BroadbandStandardDeviationLimits..

7、....................................................................2Table2.PureToneStandardDeviation..................................................................................2APPENDICESAppendixA.References–Normative....................................