ISO 50002-1 2025.docx

ISOInternationalStandardISO50002-1Firstedition2025-06Energyaudits一Part1:GeneralrequirementswithguidanceforuseAuditsenergetiques一Partie1:ExigencesetrecommandationsdemiseenoeuvreReferencenumberISO50002-l:2025(en)COPYRIGHTPROTECTEDDOCUMENT©ISO2025Allrightsreserved.Unlessotherwisespecified,orrequiredinthecontextofitsimplementation,nopartofthispublicationmaybereproducedorutilizedotherwiseinanyformorbyanymeans,electronicormechanical,includingphotocopying,orpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanberequestedfromeitherISOattheaddressbeloworISO,smemberbodyinthecountryoftherequester.ISOcopyrightofficeCP401Ch.deBlandonnet8CH-1214Vernier,GenevaPhone:+41227490111Email:copyrightiso.orgWebsite:www.iso.orgPublishedinSwitzerlandPageContentsForewordivIntroductionv1 Scope12 Normativereferences.13 Termsanddefinitions14 Principlesofenergyauditing64.1 General64.2 Competency64.3 Confidentiality64.4 Objectivity64.5 Accesstoequipment,resourcesandinformation64.6 Evidence-basedapproach64.7 Risk-basedapproach74.8 Communication75 Performinganenergyaudit7Planning8Openingmeeting10Datacollection11Measurementplan12Sitevisit13Analysis145.7.1 General145.7.2 Analysisofcurrentenergyperformance145.7.3 Identificationofenergyperformanceimprovementopportunities145.7.4 Evaluationofenergyperformanceimprovementopportunities155.7.5 Prioritizationofenergyperformanceimprovementactions15Reporting165.8.1 General165.8.2 Reportcontent16Closingmeeting176Competenceoftheenergyauditor186.1 General186.2 Genericcompetenceofenergyauditors186.2.1 General186.2.2 Energyauditprinciples,processesandmethods186.2.3 Energyauditstandardsandotherreferences186.2.4 Organizationanditscontext196.2.5 Applicablelegalrequirementsandotherrequirements196.3 Energyspecificcompetenceofenergyauditors196.4 Genericcompetenceofaleadenergyauditor20Annex A (informative)Guidanceontheuseofthisdocument21Annex B (informative)ApplicabilityofthisdocumenttootherInternationalStandards32Annex C (informative)Sampling36Bibliography37ForewordISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISOmemberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtechnicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhastherighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmental,inliaisonwithISO,alsotakepartinthework.ISOcollaboratescloselywiththeInternationalElectrotechnicalCommission(IEC)onallmattersofelectrotechnicalstandardization.TheproceduresusedtodevelopthisdocumentandthoseintendedforitsfurthermaintenancearedescribedintheISO/IECDirectives,Part1.Inparticular,thedifferentapprovalcriterianeededforthedifferenttypesofISOdocumentshouldbenoted.ThisdocumentwasdraftedinaccordancewiththeeditorialrulesoftheISO/IECDirectives,Part2(seeWWW.iso.org/directives).ISOdrawsattentiontothepossibilitythattheimplementationofthisdocumentmayinvolvetheuseof（八）patent(三).ISOtakesnopositionconcerningtheevidence,validityorapplicabilityofanyclaimedpatentrightsinrespectthereof.Asofthedateofpublicationofthisdocument,ISOhadnotreceivednoticeof（八）patent(三)whichmayberequiredtoimplementthisdocument.HoweverlImplementersarecautionedthatthismaynotrepresentthelatestinformation,whichmaybeobtainedfromthepatentdatabaseavailableatWWW.iso.org/patents.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.Anytradenameusedinthisdocumentisinformationgivenfortheconvenienceofusersanddoesnotconstituteanendorsement.Foranexplanationofthevoluntarynatureofstandards,themeaningofISOspecifictermsandexpressionsrelatedtoconformityassessment,aswellasinformationaboutISO'sadherencetotheWorldTradeOrganization(WTO)principlesintheTechnicalBarrierstoTrade(TBT),seeWWW.iso.org/iso/foreword.htmLThisdocumentwaspreparedbyTechnicalCommitteeISO/TC301,Energymanagementandenergysavings.ThisfirsteditioncancelsandreplacesISO50002:2014,whichhasbeentechnicallyrevised.Themainchangesareasfollows: thetermsanddefinitionshavebeenalignedwithISO50001:2018; newprincipleshavebeenadded; decarbonizationoptionshavebeenincludedinimprovementopportunities(renewableenergyandachievementofnetzero); energyauditorcompetencieshavebeenclarified.AlistofallpartsintheISO50002seriescanbefoundontheISOwebsite.Anyfeedbackorquestionsonthisdocumentshouldbedirectedtotheuser'snationalstandardsbody.Acompletelistingofthesebodiescanbefoundatwww.iso.org/rnembnrs.html.Introduction0.1BackgroundAnenergyauditcomprisesmultipleyetinterlinkedactivitiesandprocessesrangingfromestablishingthescopeoftheenergyaudit,collectingandmeasuringtheappropriatedata,analysingtheenergyperformanceofanorganization,building(三),equipment,system(三)and/orPrOCeSs(es),siteobservationsandusingtheinform