1、BRITISH STANDARD BS EN 12094-12:2003 Fixed firefighting systems Components for gas extinguishing systems Part 12: Requirements and test methods for pneumatic alarm devices The European Standard EN 12094-12:2003 has the status of a British Standard ICS 13.220.20; 13.320 BS EN 12094-12:2003 This Briti
2、sh Standard, was published under the authority of the Standards Policy and Strategy Committee on 1 July 2003 BSI 1 July 2003 ISBN 0 580 42193 7 National foreword This British Standard is the official English language version of EN 12094-12:2003. This European Standard is the subject to transitional
3、arrangements agreed under a Commission mandate which is intended to lead to CE marking in support of the Construction Products Directive. In order to allow for any changes in national regulations, the Member States have agreed a transition period of 30 months before CE marking becomes effective. The
4、 UK participation in its preparation was entrusted by Technical Committee FSH/18, Fixed fire fighting systems, to Subcommittee FSH/18/6, Gaseous extinguishing systems, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretar
5、y. Cross-references The British Standards which implement international or European publications referred to in this document may 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
6、 or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the t
7、ext; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and 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 c
8、over, an inside front cover, the EN title page, pages 2 to 23 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN1209412 March2003
9、ICS13.220.20;13.320 Englishversion FixedfirefightingsystemsComponentsforgasextinguishing systemsPart12:Requirementsandtestmethodsfor pneumaticalarmdevices InstallationsfixesdeluttecontrelincendieElments constitutifspoursystmesdextinctiongazPartie12: Exigencesetmthodesdessaipourdispositifs pneumatiqu
10、esdalarme OrtsfesteBrandbekmpfungsanlagenBauteilefr LschanlagenmitgasfrmigenLschmittelnTeil12: AnforderungenundPrfverfahrenfrpneumatische Alarmgerte ThisEuropeanStandardwasapprovedbyCENon7November2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivin
11、gthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyoth
12、erlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxemb
13、ourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwi
14、deforCENnationalMembers. Ref.No.EN1209412:2003EEN1209412:2003(E) 2 Contents page Foreword. 3 Introduction 5 1 Scope 6 2 Normativereferences . 6 3 Termsanddefinitions. 6 4 Requirements 7 4.1 Compliance 7 4.2 Design 7 4.3 Functionatnormaltemperature 8 4.4 Functionathighandlowtemperature 8 4.5 Function
15、alreliability . 8 4.6 Operationalreliability . 8 4.7 Functionincoldandmoistatmosphere. 8 4.8 Corrosion . 8 4.9 Stresscorrosion 8 4.10 Vibration. 8 4.11 Impact. 9 4.12 Documentation 9 5 Testmethods . 9 5.1 Testconditions. . 9 5.2 Testsamplesandorderoftests. . 10 5.3 Compliance 10 5.4 Functionatnormal
16、temperature 10 5.5 Functionathighandlowtemperature 10 5.6 Functionalreliability . 11 5.7 Operationalreliability . 11 5.8 Functionincoldandmoistatmosphere. 11 5.9 Corrosion . 11 5.10 Stresscorrosion. . 12 5.11 Vibration(sinusoidal) . 12 5.12 Impact. 13 6 Marking. 15 7 Evaluationofconformity 16 7.1 Ge
17、neral . 16 7.2 Initialtypetesting 16 7.3 Factoryproductioncontrol(FPC) 17 AnnexZA (informative) ClausesofthisEuropeanStandardaddressingtheprovisionsoftheEU ConstructionProductsDirective . 20 Bibliography . 23EN1209412:2003(E) 3 Foreword Thisdocument(EN1209412:2003)hasbeenpreparedbyCEN/TC191“Fixedfir
18、efightingsystem“,thesecretariat ofwhichisheldbyBSI. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbySeptember2003,andconflictingnationalstandardsshallbewithdrawnatthe latestbySeptember2005. Thisdocumenthasbeenpreparedunde
19、ramandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirementsofEUDirective(s). ForrelationshipwithEUDirective(s),seeinformativeAnnexZA,whichisanintegralpartofthisdocument. ThispartofEN12094isoneofanumberofEuropeanStandardspreparedbyCEN/TC191coveringco
20、mponents forgasextinguishingsystems. TheyareincludedinaseriesofEuropeanStandardsplannedtocover: gasextinguishingsystems(EN12094); sprinklersystems(EN12259:1999+A1andEN12845); powdersystems(EN12416); explosionprotectionsystems(EN26184); foamsystems(EN13565); hosesystems(EN671); smokeandheatcontrolsys
21、tems(EN12101); waterspraysystems 1) . ThisEuropeanStandardhasthegeneraltitle “FixedfirefightingsystemsComponentsforgasextinguishing systems“andwillconsistofthefollowingparts: Part1: Requirementsandtestmethodsforelectricalautomaticcontrolanddelaydevices Part2: Requirementsandtestmethodsfornonelectric
22、alautomaticcontrolanddelaydevices Part3: Requirementsandtestmethodsformanualtriggeringandstopdevices Part4: Requirementsandtestmethodsforhighpressurecontainervalveassembliesandtheiractuators Part5: RequirementsandtestmethodsforhighandlowpressureselectorvalvesandtheiractuatorsforCO 2 systems Part6: R
23、equirementsandtestmethodsfornonelectricaldisabledevicesforCO 2 systems 1) Underpreparation.EN1209412:2003(E) 4 Part7: RequirementsandtestmethodsfornozzlesforCO 2 systems Part8: RequirementsandtestmethodsforflexibleconnectorsforCO 2 systems Part9: Requirementsandtestmethodsforspecialfiredetectors Par
24、t10: Requirementsandtestmethodsforpressuregaugesandpressureswitches Part11: Requirementsandtestmethodsformechanicalweighingdevices Part12: Requirementsandtestmethodsforpneumaticalarmdevices Part13: Requirementsandtestmethodsforcheckvalvesandnonreturnvalves Part16: Requirementsandtestmethodsforodoriz
25、ingdevicesforCO 2 lowpressuresystems Part17: Pipehangers Part20: Requirementsandtestmethodsforthecompatibilityofcomponents AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denma
26、rk,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN1209412:2003(E) 5 Introduction IthasbeenassumedinthepreparationofthisEuropeanStandardthattheexecutionofitsprovisionsisentrusted toappro
27、priatelyqualifiedandexperiencedpeople. AllpressuredatainthisEuropeanStandardaregivenasgaugepressuresinbar,unlessotherwisestated. NOTE 1bar=10 5 Nm 2 =100kPa.EN1209412:2003(E) 6 1Scope ThisEuropeanStandardspecifiesrequirementsandtestmethodsforsurfacemountedaudiblealarmdevices poweredbypneumaticenergy
28、(pneumaticalarmdevices)towarnpersonsinfloodingzonesofCO 2 ,InertGasor Halocarbongasfireextinguishingsystems. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferences,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublica
29、tionsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN6006826:1995, Environmentaltes
30、tingPart2:TestsTestFc:Vibration(sinusoidal)(IEC6006826:1995+ Corrigendum1995). EN60651:1994, Soundlevelmeters(IEC60651:1993). ISO2091;WroughtaluminiumandaluminiumalloysChemicalcompositionandformsofproductsPart1: Chemicalcomposition 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollow
31、ingtermsanddefinitionsapply: 3.1 Aweightedsoundlevel Soundpressure,expressedindB,whichis20timesthelogarithmtobasetenoftheratiooftheAweightedsound pressuretothereferencepressureof20Pa(20N/m 2 ).AweightingcharacteristicsaregiveninEN60651:1994 3.2 CO 2 highpressureinstallation fireextinguishinginstalla
32、tioninwhichtheCO 2 isstoredatambienttemperature.Forexample,thepressureofthe CO 2 instorageisp abs =58,6barat21C 3.3 CO 2 lowpressureinstallation fireextinguishinginstallationinwhichtheCO 2 isstoredatlowtemperature,normally19Cto21C 3.4 halocarbongas extinguishingagentthatcontainsasprimarycomponentson
33、eormoreorganiccompoundscontainingoneormore oftheelementsfluorine,chlorine,bromineoriodine 3.5 halocarbongasinstallation fireextinguishinginstallationinwhichthehalocarbongasisstoredatambienttemperatureEN1209412:2003(E) 7 3.6 inertgas nonliquefiedgasormixtureofgaseswhichextinguishthefiremainlybyreduci
34、ngtheoxygenconcentrationinthe protectedzone,e.g.Argon,NitrogenorCO 2 ormixturesofthesegases 3.7 inertgasinstallation fireextinguishinginstallationinwhichtheinertgasisstoredatambienttemperature 3.8 principalaxis linethroughthegeometricalcentreofthesoundradiationcone,perpendiculartothefrontsurfaceofth
35、eaudible alarmdevice 3.9 referencepoint pointwheretheprincipalaxisoftheaudiblealarmdeviceintersectsitsmountingsurface 4Requirements 4.1Compliance Thetestsampleshallcomplywiththedocumentation(drawings,partslists,descriptionoffunctions,operatingand installationinstructions)whenevaluatedinaccordancewit
36、h5.3. 4.2Design Componentswithpassagesinthegasflowwithfreeflowcrosssections 7mm 2 shallbepermanentlyequipped withafilter.Thefiltershallbemadeofcorrosionresistantmetal. Ifmeshfiltersareused,theunrestrictedfiltersurfaceareashallbeatleastfivetimesthesumofthegasflowareas inthecomponentandthemeshofthefil
37、tershallbebetween0,5timesand0,8timesthesmallestdimensionofany passageinthegasflow. Ifsinteredmetalfiltersareused,thesurfaceareaofthefilterinthegasflowdividedbytheporosityshallbeatleast fivetimesthesumofthegasflowareasinthecomponent. Themanufacturershallspecify: Aweightedsoundleveloverthepressurerang
38、e; pressurerange; typeofsupplygas; maximumflowrateofsupplygasinthespecifiedpressurerange; minimumoperatingtemperature:20Corlower; maximumoperatingtemperature:+50Corhigher. Wherethemanufacturerspecifiesextendedtemperatureranges,thesetemperaturesshallbeusedforthe requirementin4.4andthetestin5.5.EN1209
39、412:2003(E) 8 4.3 Functionatnormaltemperature ThecomponentsshallgenerateanAweightedsoundlevelbetween90dB(A)and120dB(A)atadistanceof1m, foratleast30min,whentestedinaccordancewith5.4. Inthistesttheflowrateshallnotexceedthevaluegivenbythemanufacturer. 4.4 Functionathighandlowtemperature Componentsshall
40、generateanAweightedsoundlevelnotmorethan15dB(A)differentfromtheirsoundlevelat normaltemperature,whentestedinaccordancewith5.5attheminimumandmaximumspecifiedoperating temperatures. Inthistesttheflowrateshallnotexceedthevaluegivenbythemanufacturer. 4.5Functional reliability ComponentsshallgenerateanAw
41、eightedsoundlevelbetween90dB(A)and120dB(A)atadistanceof1m, whentestedinaccordancewith5.6withtheminimumandmaximumspecifiedsupplypressure Inthistesttheflowrateshallnotexceedthevaluegivenbythemanufacturer. 4.6 Operationalreliability Thesoundlevelofthecomponentsshallvarynotmorethan6dB(A),whentestedfor10
42、0hinaccordancewith 5.7. 4.7 Functionincoldandmoistatmosphere ComponentsshallgenerateanAweightedsoundlevelnotmorethan15dB(A)differentfromtheirsoundlevelat normaltemperature,whentestedinaccordancewith5.8. 4.8Corrosion ComponentsshallgenerateanAweightedsoundlevelbetween90dB(A)and120dB(A)atadistanceof1m
43、,for atleast5min,whentestedinaccordancewith5.4afterbeingsubjectedtocorrosiveatmosphereinaccordance with5.9. 4.9Stress corrosion Anycopperalloypartusedinthecomponentshallnotcrack,whentestedasdescribedin5.10. 4.10Vibration ThecomponentsshallshownosignofdamageandshallgenerateanAweightedsoundlevelbetween90dB(A) and120dB(A)atadistanceof1m,foratleast5min,whentestedinaccordancewith5.4afterbeingsubjectedto vibrationinaccordancewith5.11. Duringvibrationthecomponentsshallgen
