AHRI 300-2008 Sound Rating and Sound Transmission Loss of Packaged Terminal Equipment

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1、AHRIStandard300(formerlyARIStandard300)2008StandardforSoundRatingandSoundTransmissionLossofPackagedTerminalEquipmentIMPORTANTSAFETYDISCLAIMERAHRIdoesnotsetsafetystandardsanddoesnotcertifyorguaranteethesafetyofanyproducts,componentsorsystemsdesigned,tested

2、,rated,installedoroperatedinaccordancewiththisstandard/guideline.Itisstronglyrecommendedthatproductsbedesigned,constructed,assembled,installedandoperatedinaccordancewithnationallyrecognizedsafetystandardsandcoderequirementsappropriateforproductscoveredbyt

3、hisstandard/guideline.AHRIusesitsbesteffortstodevelopstandards/guidelinesemployingstate-of-the-artandacceptedindustrypractices.AHRIdoesnotcertifyorguaranteethatanytestsconductedunderitsstandards/guidelineswillbenon-hazardousorfreefromrisk.Note:Thisstandar

4、dsupersedesARIStandard300-2000.Note:Thisversionofthestandarddiffersfromthe2000versionofthestandardinthefollowing:a.ThetoneadjustedA-WeightedSoundPowerLevel(LWAT)hasbeeneliminated.b.AnoptionalSoundQualityIndicator(SQI)perAHRIStandard1140hasbeenadded.c.This

5、standardreferencesAHRIStandard220forreverberationroomqualificationandtesting,replacingANSIStandardS12.31andANSIStandardS12.32,whichwerewithdrawn.Price$10.00(M)$20.00(NM)©Copyright2008,byAir-Conditioning,Heating,andRefrigerationInstitutePrintedinU.S.A.Regi

6、steredUnitedStatesPatentandTrademarkOfficeTABLEOFCONTENTSSECTIONPAGESection1.Purpose..................................................................................................................1Section2.Scope..........................................

7、...........................................................................1Section3.Definitions.............................................................................................................1Section4.TestRequirements........................

8、.........................................................................2Section5.RatingRequirements.............................................................................................3Section6.MinimumData