EN 13237 2024.docx

EN13237October2024SupersedesEN13237:2012EuropeanstandardNormeeuropeenneEuropaischenormICS01.040.13;01.040.29;13.230;29.260.20EnglishVersionPotentiallyexplosiveatmospheres-TermsanddefinitionsforequipmentandprotectivesystemsintendedforuseinpotentiallyexplosiveatmospheresAtmospheresexplosibles-TermesetdefinitionspourlesappareilsetsystemesdeprotectiondestinesaetreutilisesenatmospheresexplosiblesExplosionsgefahrdeteBereiche-BegriffefiirGerateundSchutzsystemezurVerwendunginexplosionsgefahrdetenBereichenThisEuropeanStandardwasapprovedbyCENon12August2024.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCEN-CENELECManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCEN-CENELECManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,RepublicofNorthMacedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,TiirkiyeandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITEEUROPEENDENORMALISATIONEuropaischeskomiteefurnormungCEN-CENELECManagementCentre:RuedelaScience23,B-1040Brussels©2024CENAllrightsofexploitationinanyformandbyanymeansreservedRef.No.EN13237:2024EworldwideforCENnationalMembers.PageContentsEuropeanforeword3Introduction41 Scope52 Normativereferences53 Termsanddefinitions5AnnexA(informative)DefinitionsfromDirective2014/34/EUandcorrigenda28AnnexB(informative)SignificantchangesbetweenthisdocumentandEN13237:2012.31AnnexZA(informative)RelationshipbetweenthisEuropeanStandardandtheessentialrequirementsofDirective2014/34/EUaimedtobecovered36Bibliography37EuropeanforewordThisdocument(EN13237:2024)hasbeenpreparedbyTechnicalCommitteeCEN/TC305,'Potentiallyexplosiveatmospheres-ExplosionpreventionandprotectionthesecretariatofwhichisheldbyDIN.ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbyApril2025,andconflictingnationalstandardsshallbewithdrawnatthelatestbyApril2025.Attentionisdrawntothepossibilitythatsomeoftheelementsofthisdocumentmaybethesubjectofpatentrights.CENshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.ThisdocumentsupersedesEN13237:2012.ThesignificanttechnicalchangesbetweenthisdocumentandEN13237:2012aregiveninAnnexB,TableB.l.ThisdocumenthasbeenpreparedunderastandardizationrequestaddressedtoCENbytheEuropeanCommission.TheStandingCommitteeoftheEFTAStatessubsequentlyapprovestheserequestsforitsMemberStates.ForrelationshipwithEuLegislation,seeinformativeAnnexZA,whichisanintegralpartofthisdocument.Anyfeedbackandquestionsonthisdocumentshouldbedirectedtotheusers'nationalstandardsbody.AcompletelistingofthesebodiescanbefoundontheCENwebsite.AccordingtotheCEN-CENELECInternalRegulations,thenationalstandardsorganisationsofthefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,RepublicofNorthMacedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,TiirkiyeandtheUnitedKingdom.IntroductionThisdocumenthasbeenproducedtoassistdesigners,manufacturersandotherinterestedpartiestouseharmonizedtermsanddefinitions(vocabulary)forequipmentandprotectivesystemsintendedforuseinpotentiallyexplosiveatmospheres.Itdescribesthevocabularytobeusedtogiveallstandardsinthisareaanoveralluniformityofterminology.Throughoutthisdocument,theonlyhazardconsideredistheexplosionofanexplosiveatmosphere.1 ScopeThisdocumentspecifiestermsanddefinitions(vocabulary)tobeusedinsuitablestandardsdealingwithequipmentandprotectivesystemsintendedforuseinpotentiallyexplosiveatmosphereswithinthescopeofDirective2014/34/EU.NOTETermsanddefinitionsavoidmisunderstandingsthatareimportantinrelationtotheessentialhealthandsafetyrequirementsofDirective2014/34/EU.2 NormativereferencesTherearenonormativereferencesinthisdocument.3 TermsanddefinitionsForthepurposesofthisdocument,thefollowingtermsanddefinitionsapply.ISOandIECmaintainterminologydatabasesforuseinstandardizationatthefollowingaddresses:一IECElectropedia:availableathttps:/www.electropedia.org/一ISOOnlinebrowsingplatform:availableathttps:/www.iso.org/obp3.1airflowvelocityvolumeofairm3whichflowsthroughadefinedsurfacemAsimpactedbyENIEC60079-0:2018/AC:2020-02andE