1、BRITISH STANDARD BS EN 13760:2003 Automotive LPG filling system for light and heavy duty vehicles Nozzle, test requirements and dimensions The European Standard EN 13760:2003 has the status of a British Standard ICS 43.060.40; 75.200 BS EN 13760:2003 This British Standard, was published under the au
2、thority of the Standards Policy and Strategy Committee on 25 August 2003 BSI 25 August 2003 ISBN 0 580 42513 4 National foreword This British Standard is the official English language version of EN 13760:2003. The UK participation in its preparation was entrusted to Technical Committee PVE/19, LPG c
3、ontainers and their associated fittings, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may
4、be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users ar
5、e responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and
6、 keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 25 and a back cover. The BSI copyright notice displayed in this documen
7、t indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN13760 August2003 ICS43.060.40;75.200 Englishversion AutomotiveLPGfillingsystemforlightandheavydutyvehicles Nozzle,testrequirementsanddimensions Di
8、spositifderemplissageGPLpourvhiculeslgerset poidslourdsPistolet:conditionsdessaisetdimensions FllsystemeanAutogasanlagenfrleichteundschwere FahrzeugeAnschlussstutzen,Prfanforderungenund Abmessungen ThisEuropeanStandardwasapprovedbyCENon25April2003. CENmembersareboundtocomplywiththeCEN/CENELECInterna
9、lRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialv
10、ersions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germa
11、ny,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexp
12、loitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN13760:2003EEN13760:2003(E) 2 Contents Foreword4 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions. .5 4 Designandconstructionrequirements .6 4.1 General6 4.2 Servicegasket 7 4.3 Specificrequirements . 7 4.3.1 Ligh
13、tdutyvehiclefillingnozzle. .7 4.3.2 Heavydutyvehiclefillingnozzle. .8 4.4 Requirementsforconnectionanddisconnectionbyrotation 8 4.5 Requirementsforconnectionanddisconnectionbymovementinthelongitudinalaxisofthe fillingnozzle(pushandpull). 8 4.6 Requirementsforleveroperation 8 4.7 Requirementsfornonme
14、tallicmaterials . .8 5 Testprocedures . 8 5.1 General8 5.2 Overpressuretest . .9 5.2.1 General9 5.2.2 Testprocedure .9 5.2.3 Interpretationofthetest 10 5.2.4 Retesting 10 5.3 Externalleaktests . 10 5.3.1 General10 5.3.2 Testoftheunconnectedfillingnozzle .10 5.3.3 Testoftheconnectedfillingnozzle .11
15、5.3.4 Productiontesting .12 5.4 Endurancetest .12 5.4.1 General12 5.4.2 Testprocedure .12 5.4.3 Testinterpretation . 12 5.4.4 Retesting 13 5.5 LPGcompatibilitytest(forrubbermaterials) . 13 5.5.1 Testprocedure .13 5.5.2 Testinterpretation . 13 5.5.3 Retesting 13 5.6 Corrosionresistancetest. .13 5.6.1
16、 Testprocedure .13 5.6.2 Testinterpretation . 14 5.6.3 Retesting 14 5.7 Resistancetodryheattest . 14 5.7.1 General14 5.7.2 Testprocedure .14 5.7.3 Testinterpretation . 14 5.7.4 Retesting 14 5.8 Ozoneageingtest . .14 5.8.1 General14 5.8.2 Testprocedure .14 5.8.3 Testinterpretation . 15 5.8.4 Retestin
17、g 15 5.9 Temperaturecycletest 15 5.9.1 Testprocedure .15 5.9.2 Testinterpretation . 15EN13760:2003(E) 3 5.9.3 Retesting .15 5.10 Droptest .15 5.10.1 Testprocedure. 15 5.10.2 Testinterpretation .16 5.10.3 Retesting . 16 5.11 Electricalcontinuitytestofthefillingnozzle. .16 5.11.1 Testprocedure. 16 5.1
18、1.2 Testinterpretation .17 5.11.3 Retesting . 17 5.12 Freezingtest .17 5.12.1 Testprocedure. 17 5.12.2 Testinterpretation .17 5.12.3 Retesting . 17 6 Markings .17 AnnexA (normative) Criticaldimensionsofthefillingnozzles .19 AnnexB (normative) Criticaldimensionsofthefillingunits21 AnnexZA (informativ
19、e) ClausesofthisEuropeanStandardaddressingessentialrequirementsorother provisionsofEUDirectives. . 23 Bibliography 25EN13760:2003(E) 4 Foreword ThisdocumentEN13760:2003hasbeenpreparedbyTechnicalCommitteeCEN/TC286“LiquefiedPetroleumGas equipmentandaccessories”,thesecretariatofwhichisheldbyNSAI. ThisE
20、uropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyFebruary2004,andconflictingnationalstandardsshallbewithdrawnatthelatest byFebruary2004. ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean Fr
21、eeTradeAssociation,andsupportsessentialrequirementsof EUDirective(s) . ForrelationshipwithEUDirective,seeinformativeAnnexZ A, whichisanintegralpartofthisdocument. AnnexesAandBarenormative. ThisdocumentdoesnotdealwiththeessentialsafetyrequirementsoftheDirective97/23/EEC(PED). InthePEDthenozzleisclass
22、ifiedasa“pressureaccessory“.Itisintendedtobeconnectedtoahose,whichis classifiedas“piping“. Article1,3.6ofDirective97/23/EECexcludesequipmentclassifiedasnohigherthancategory1underarticle 9ifitiscoveredbyDirective94/9/EC(ATEX). ThisdocumentaddressestheessentialhealthandsafetyrequirementsofDirective94/
23、9/EC. Thecategory1limitisdefinedinAnnex2Table6ofthePEDandisafunctionoftheproductofDNandPS withalimitof1000. Becausethedesignpressure(PS)inthisdocumentis2500kPaandtheDNoftheintendedhoseislessthan 40,thefigureof1000inTable6isnotreached. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandards
24、organizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN13760:2003(E) 5 1Scope
25、ThisEuropeanStandardspecifiestheminimumdesign,construction,testrequirementsandthecriticaldimensions forfillingnozzlesforthedispensingofautomotiveLiquefiedPetroleumGas(LPG)tovehiclesofcategoriesMand N,asdefinedinECDirective70/156,thatarefittedwiththeEurofillingunit(lightdutyorheavyduty). 2 Normativer
26、eferences ThisEuropeanStandardincorporatesbydatedorundatedreferences,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanythepublicationsapplytothisEuropeanstanda
27、rd onlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthepublication referredtoapplies(includingamendments). EN549, Rubbermaterialsforsealsanddiaphragmsforgasappliancesandgasequipment. EN589, AutomotivefuelsLPGRequirementsandtestmethods. EN12806, Automotiveliquefiedp
28、etroleumgascomponentsOtherthancontainers. EN134631,NonelectricalequipmentforpotentiallyexplosiveatmospheresPart1:Basicmethodand requirements. ENISO111142, TransportablegascylindersCompatibilityofcylinderandvalvematerialswithgascontents Part2:Nonmetallicmaterials(ISO111142:2000). ISO188, Rubber,vulca
29、nizedorthermoplasticAcceleratedageingandheatresistancetests. ISO14311, Rubber,vulcanizedorthermoplasticResistancetoozonecrackingPart1:Staticstraintest. ISO6957, CopperalloysAmmoniatestforstresscorrosionresistance. ISO9227, CorrosiontestsinartificialatmospheresSaltspraytests. IEC68252, Environmentalt
30、estingPart2:TestsTestKb:Saltmist,cyclic(sodium,chloridesolution). 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsapply: 3.1 pressure gaugepressure,unlessotherwisestated 3.2 designpressure maximumpressureatwhichthefillingnozzlemaybeused 3.3 testpressure pres
31、suretowhichthecomponent,oranassemblyofcomponents,issubjectedduringthetests 3.4 fillingnozzle mechanicalsystem,fittedtothehoseofthedispensingsystem,consistingofafillingnozzlebody,operating mechanism,includingsealingelementsandaservicegasketifrequiredEN13760:2003(E) 6 3.5 lightdutyvehiclefillingnozzle
32、 fillingnozzleintendedtofuelvehiclesfittedwiththelightdutyvehicleEurofillingunit 3.6 heavydutyvehiclefillingnozzle fillingnozzleintendedtofuelvehiclesfittedwiththeheavydutyvehicleEurofillingunit 3.7 lockingmechanism componentallowingthelockingorunlockingoperationofthefillingnozzletothefillingunit 3.
33、8 servicegasket replaceablegasketensuringtightnessoftheconnectionbetweenthefillingnozzleoutletandthefillingunitinlet 3.9 torqueforconnection torquerequiredtoconnectthefillingnozzletothefillingunit 3.10 torquefordisconnection torquerequiredtodisconnectthefillingnozzlefromthefillingunit 3.11 pushonfor
34、ce forceappliedinthelongitudinalaxisofthefillingunittoconnectthefillingnozzletothefillingunit 3.12 pulloffforce forceappliedinthelongitudinalaxisofthefillingunittodisconnectthefillingnozzlefromthefillingunit 3.13 grip areawherethefillingnozzleisheldforconnectionordisconnection 3.14 fillingunit devic
35、einstalledontheoutsideofthevehicletoreceivethefillingnozzleandenablethefillingoftheLPGcontainer NOTE ThefillingnozzleasprescribedinthisstandardisonlyintendedtobeusedwiththeEurofillingunit. 4 Designandconstructionrequirements 4.1General Anynonelectricalequipment,intendedforuseinapotentiallyexplosivea
36、tmosphere,shallcomplywiththe requirementsofEN134631.Thenozzleshallbedesignedandconstructedaccordingtogoodengineeringpractice andinconformitywiththerequiredcategoriesforgroupIIequipmenttoensureavoidanceofanyignitionsource. Toclassifythecategoryoftheequipmentitshallbesubjectedtoanignitionhazardassessm
37、entinaccordancewith 5.2ofEN134631. IfthenozzledoesnotcontainanyeffectiveignitionsourcesinnormaloperationitshallbeclassifiedasGroupII category3. Thedesignofthefillingnozzleshallensurethat: a) itissuitableforusewithautomotiveLPGasspecifiedinEN589; b) itiscompatiblewiththerelevantfillingunitasspecified
38、inEN12806inaccordancewithannexB;EN13760:2003(E) 7 c) entrapmentoffingersand/orcoldburnsarenotpossible; d) itisnotpossibletoopenthevalveinthefillingnozzleifthefillingnozzleisnotproperlylockedandsealedon thefillingunit; e) itlocksintheconnectedposition; f) itisnotpossibletodisconnectthefillingnozzlefr
39、omthefillingunitunlessthefillingnozzlevalveisclosed; g) internalblockingduetofreezingdoesnotoccur; h) itistoleranttotheeffectofdirt; i) itwillwithstandatorqueof150%ofthemountingtorquespecifiedbythemanufacturerwithoutdamage; j) k) thematerialsincontactwithLPGareLPGcompatible; l) theexternalsurfacesof
40、thefillingnozzlearecorrosionresistantorprotectedagainstcorrosionandaremadeof materialsthatdonotcausesparkswhendroppedonasurface; m) theminimumlifetimeis100000cycles; n) themaximumdesigntemperatureis65Candtheminimumdesigntemperatureis20C.Forextremecold operatingconditions,aminimumdesigntemperatureof4
41、0Cshallbeapplied; o) thedesignpressureis2500kPa; p) alockingmechanismisincorporated; q) thenozzleisprovidedwithameanstosecurelyattachittothedeliveryhose. 4.2Service gasket Theservicegasketbetweenthefillingnozzleandthefillingunit,ifrequired,shallbefittedinthenozzle. Changingtheservicegasketshallnotre
42、sultinanyLPGrelease. Theminimumlifetimeoftheservicegasketshallbe20000cycles. 4.3 Specificrequirements 4.3.1 Lightdutyvehiclefillingnozzle ThereleaseofLPGduringdisconnectionshallbelessthan1cm 3 liquid. Theflowratethroughthefillingnozzle,atapressuredifferenceof70kPa,shallbeatleast60l/min. Themaximumwe
43、ightofthefillingnozzleshallbe2kg(includingswivel,iffitted). Theexternaldiameterofthefillingnozzleshallnotexceed54mmoveralengthofatleast82mmmeasuredfrom thenormalattachmentpointofthevehicleconnectorasshowninFigureA.1.Thisincludesprotrudingancillariesin anyposition. Themaximumgripdiameterofthefillingnozzleshallbe60mm. Thenozzleshallbedesignedforonehandoperationforconnectionanddisconnection.EN13760:2003(E) 8 4.3.2 Heavydutyvehiclefillingnozzle ThereleaseofLPGduringdisconnectionshallbelessthan1cm 3 liquid. Theflowratethroughthefillingno
