®UL60335-2-40STANDARDFORSAFETYHouseholdandSimilarElectricalAppliances-Safety-Part2-40:ParticularRequirementsforElectricalHeatPumps,Air-ConditionersandDehumidifiersULCOPYRIGHTEDMATERIAL-NOTAUTHORIZEDFORFURTHERREPRODUCTIONORDISTRIBUTIONWITHOUTPERMISSIONFROMULINC.ULStandardforSafetyforHouseholdandSimilarElectricalAppliances一Safety-Part2-40:ParticularRequirementsforElectricalHeatPumps,Air-ConditionersandDehumidifiers,UL60335-2-40FourthEdition,DatedDecember15,2022SummaryofTopicsThisnewfourtheditionANSI/UL60335∙2∙40datedDecember15t2022isanadoptionofIEC60335∙2∙40jEdition6.0issuedbytheIECJanuary2017.PleasenotethattheNationalDifferencedocumentincorporatesallofthenationaldifferencesforUL60335∙2∙40.Thenewrequirementsaresubstantiallyinac∞rdancewithProPOSal(S)onthissubjectdatedDecember31,2021andJune17,2022.Allrightsreserved.Nopartofthispublicationmaybereproduced,storedinaretrievalsystem,ortransmittedinanyformbyanymeans,electronic,mechanicalphotocopying,recording,orotherwisewithoutpriorpermissionofUL.ULprovidesthisStandard',asis"withoutwarrantyofanykind,eitherexpressedorimplied,includingbutnotlimitedto,theimpliedwarrantiesofmerchantabilityorfitnessforanypurpose.InnoeventwillULbeliableforanyspecial,incidental,consequential,indirectorsimilardamages,includinglossofprofits,lostsavings,lossofdata,oranyotherdamagesarisingoutoftheuseofortheinabilitytousethisStandard,evenifULoranauthorizedULrepresentativehasbeenadvisedofthepossibilityofsuchdamage.InnoeventshallUL'sliabilityforanydamageeverexceedthepricepaidforthisStandard,regardlessoftheformoftheclaim.UsersoftheelectronicversionsofUL'sStandardsforSafetyagreetodefend,indemnify,andholdULharmlessfromandagainstanyIoss1expense,liability,damage,claim,orjudgment(includingreasonableattorney'sfees)resultingfromanyerrorordeviationintroducedwhilepurchaserisstoringanelectronicStandardonthepurchaser'scomputersystem.tr2DECEMBER15,2022-UL60335∙2-40ULCOPYRIGHTEDMATERIAL-NOTAUTHORIZEDFORFURTHERREPRODUCTIONORDISTRIBUTIONWITHOUTPERMISSIONFROMULINC.NoTextonThisPageCSAGroupCSAC22.2No.60335-2-40:22FourthEditionUnderwritersLaboratoriesInc.UL60335-2-40FourthEditionHouseholdandSimilarElectricalAppliances-Safety-Part2-40:ParticularRequirementsforElectricalHeatPumps,Air-ConditionersandDehumidifiersDecember15,2022ThisnationalstandardisbasedonpublicationIEC60335-2-40,edition6.0(2018).CommitmentforAmendments(∣gi‰P-ThisstandardisissuedjointlybytheCanadianStandardsAssociation(operatingas“CSAGroup")andUnderwritersLaboratoriesInc.(UL).CommentsorproposalsforrevisionsonanypartofthestandardmaybesubmittedtoCSAGrouporULatanytime.Revisionstothisstandardwillbemadeonlyafterprocessingac∞rdingtothestandardsdevelopmentproceduresofCSAGroupandUL.CSAGroupandULwillissuerevisionstothisstandardbymeansofaneweditionorrevisedoradditionalpagesbearingtheirdateofissue.ISBN978-1-4883-4375-9©2022CanadianStandardsAssociationAllrightsreserved.Nopartofthispublicationmaybereproducedinanyformwhatsoeverwithoutthepriorpermissionofthepublisher.ThisStandardissubjecttoreviewwithinfiveyearsfromthedateofpublication,andsuggestionsforitsimprovementwillbereferredtotheappropriatecommittee.ThetechnicalcontentofIECandISOpublicationsisDECEMBER15,2022CSAC22.2No.60335-2-40:22♦UL60335∙2<0CONTENTSPREFACE..........................................................................................................
