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AHRI 275:2009

AHRI 275:2009 Application Of Sound Rating Levels Of Outdoor Unitary Equipment Pertains to the outdoor sections of factory made air-conditioning and heat pump equipment with cooling capacities up to 40 kW, as shown in the scope of AHRI Standards 210/240 and 340/360 when rated in

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Table of Contents

Section1.Purpose
Section2.Scope
Section3.Definitions
Section4.ProcedureforEstimatingA-WeightedSound
PressureLevels
Section5.VoluntaryConformance
APPENDICES
AppendixA.References-Normative
AppendixB.References-Informative
AppendixC.RecommendedPractices-Informative

Abstract

Pertains to the outdoor sections of factory made air-conditioning and heat pump equipment with cooling capacities up to 40 kW, as shown in the scope of AHRI Standards 210/240 and 340/360 when rated in accordance with AHRI Standard 270.

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