1、BRITISH STANDARD BS EN 12094-9:2003 Fixed firefighting systems Components for gas extinguishing systems Part 9: Requirements and test methods for special fire detectors The European Standard EN 12094-9:2003 has the status of a British Standard ICS 13.220.20 BS EN 12094-9:2003 This British Standard,
2、was published under the authority of the Standards Policy and Strategy Committee on 1 July 2003 BSI 1 July 2003 ISBN 0 580 42190 2 National foreword This British Standard is the official English language version of EN 12094-9:2003. This European Standard is the subject to transitional arrangements a
3、greed 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 UK participat
4、ion 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 secretary. Cross-refer
5、ences 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 or of British
6、 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 text; present t
7、o 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 cover, an insid
8、e 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 EN120949 March2003 ICS13.220.20 En
9、glishversion FixedfirefightingsystemsComponentsforgasextinguishing systemsPart9:Requirementsandtestmethodsforspecialfire detectors InstallationsfixesdeluttecontrelincendieElments constitutifspourinstallationsdextinctiongazPartie9: Exigencesetmthodesdessaipourdtecteursspciaux OrtsfesteBrandbekmpfungs
10、anlagenBauteilefr LschanlagenmitgasfrmigenLschmittelnTeil9: AnforderungenundPrfverfahrenfrspezielle Branderkennungselemente ThisEuropeanStandardwasapprovedbyCENon10August2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthe
11、statusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslati
12、on undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Nor
13、way,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. R
14、ef.No.EN120949:2003EEN120949:2003(E) 2 Contents page Foreword3 Introduction .5 1 Scope 6 2 Normativereferences 6 3 Termsanddefinitions. .6 4 Requirements .7 4.1 General7 4.2 Nominaloperatingtemperature. .8 4.3 Operatingtemperature . .8 4.4 Thermalresponse 8 4.5 Pressure8 4.6 Force .9 4.7 Function9 4
15、.8 Heatexposure . .9 4.9 Strengthofreleaseelements 9 4.10 Strengthofthemountingsupport. .9 4.11 Thermalshock 9 4.12 Resistancetolowtemperature .9 4.13 Corrosion10 4.14 Stresscorrosion . .10 4.15 Vibrationresistance. 10 4.16 Documentation.10 5 Testmethods 11 5.1 Testconditions . .11 5.2 Testsamplesan
16、dorderoftests. 11 5.3 Compliance.12 5.4 Pressure12 5.5 Force .12 5.6 Function12 5.7 Corrosion12 5.8 Stresscorrosion 13 5.9 Vibration(sinusoidal) 13 6 Marking .14 7 Evaluationofconformity .14 7.1 General14 7.2 Initialtypetesting 15 7.3 Factoryproductioncontrol(FPC) 15 AnnexZA (informative) Clausesoft
17、hisEuropeanStandardaddressingtheprovisionsoftheEU ConstructionProductsDirective 19 Bibliography 23EN120949:2003(E) 3 Foreword Thisdocument(EN120949:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC191“Fixedfirefighting systems“,thesecretariatofwhichisheldbyBSI. ThisEuropeanStandardshallbegiventhestatus
18、ofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbySeptember2003,andconflictingnationalstandardsshallbewithdrawnatthe latestbySeptember2005. ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsesse
19、ntialrequirementsofEUDirective89/106/EEC. ForrelationshipwithEUDirective(s),seeinformativeAnnexZA,whichisanintegralpartofthisdocument. ThispartofEN12094isoneofanumberofEuropeanStandardspreparedbyCEN/TC191coveringcomponents forgasextinguishingsystems. TheyareincludedinaseriesofEuropeanStandardsplanne
20、dtocover: gasextinguishingsystems(EN12094) sprinklersystems(EN12259:1999+A1andEN12845) powdersystems(EN12416) explosionprotectionsystems(EN26184) foamsystems(EN13565) hosesystems(EN671) smokeandheatcontrolsystems(EN12101) waterspraysystems 1) ThisEuropeanStandardhasthegeneraltitle“ Fixedfirefighting
21、systemsComponentsforgasextinguishing systems“andwillconsistofthefollowingparts: Part1: Requirementsandtestmethodsforelectricalautomaticcontrolanddelaydevices Part2: Requirementsandtestmethodsfornonelectricalautomaticcontrolanddelaydevices Part3: Requirementsandtestmethodsformanualtriggeringandstopde
22、vices Part4: Requirementsandtestmethodsforhighpressurecontainervalveassembliesandtheiractuators Part5: RequirementsandtestmethodsforhighandlowpressureselectorvalvesandtheiractuatorsforCO 2 systems Part6: RequirementsandtestmethodsfornonelectricaldisabledevicesforCO 2 systems 1) Underpreparation.EN12
23、0949:2003(E) 4 Part7: RequirementsandtestmethodsfornozzlesforCO 2 systems Part8: RequirementsandtestmethodsforflexibleconnectorsforCO 2 systems Part9: Requirementsandtestmethodsforspecialfiredetectors Part10: Requirementsandtestmethodsforpressuregaugesandpressureswitches Part11: Requirementsandtestm
24、ethodsformechanicalweighingdevices Part12: Requirementsandtestmethodsforpneumaticalarmdevices Part13: Requirementsandtestmethodsforcheckvalvesandnonreturnvalves Part16: RequirementsandtestmethodsforodorizingdevicesforCO 2 lowpressuresystems Part17: Pipehangers Part20: Requirementsandtestmethodsforth
25、ecompatibilityofcomponents AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Nor
26、way,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN120949:2003(E) 5 Introduction IthasbeenassumedinthepreparationofthisEuropeanStandardthattheexecutionofitsprovisionsisentrusted toappropriatelyqualifiedandexperiencedpeople. AllpressuredatainthisEuropeanStandardaregivenasgaugepressu
27、resinbar,unlessotherwisestated. NOTE 1bar=10 5 Nm 2 =100kPa.EN120949:2003(E) 6 1Scope ThisEuropeanStandardspecifiesrequirementsandtestmethodsforspecialfiredetectors,otherthanfire detectorscoveredbyEN541,usedinCO 2 ,InertgasorHalocarbongasandotherfireextinguishingsystems. ThisEuropeanStandardcoverssp
28、ecialfiredetectors,whichreact byburstingofaglassbulbor bymeltingofafusibleelement. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For
29、 datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN541, FiredetectionandfirealarmsystemsPart1:Introduction.
30、EN122591:1999+A1, FixedfirefightingsystemsComponentsforsprinklerandwaterspraysystemsPart1: Sprinklers. EN6006826, EnvironmentaltestingPart2:TestsTestsFc:Vibration(sinusoidal)(IEC6006826:1995+ Corrigendum1995). 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitions
31、apply. 3.1 CO 2 highpressureinstallation fireextinguishinginstallationinwhichtheCO 2 isstoredatambienttemperature NOTE ThepressureoftheCO 2instorageisp abs =58,6barat21C. 3.2 CO 2 lowpressureinstallation fireextinguishinginstallationinwhichtheCO 2 isstoredatlowtemperature,normally19Cto21C 3.3 firede
32、tector componentasdefinedinEN541 3.4 halocarbongas extinguishingagentthatcontainsasprimarycomponentsoneormoreorganiccompoundscontainingoneormore oftheelementsfluorine,chlorine,bromineoriodine 3.5 halocarbongasinstallation fireextinguishinginstallationinwhichthehalocarbongasisstoredatambienttemperatu
33、reEN120949:2003(E) 7 3.6 inertgas nonliquefiedgasormixtureofgaseswhichextinguishthefiremainlybyreducingtheoxygenconcentrationinthe protectedzone,likeargon,nitrogenorCO 2 ormixturesofthesegases 3.7 inertgasinstallation fireextinguishinginstallationinwhichtheinertgasisstoredatambienttemperature 3.8 re
34、leaseelement partofaspecialfiredetector,whichoperatesatapredeterminedtemperature 3.9 RTI(responsetimeindex) measureofthethermalsensitivityofaspecialfiredetectorexpressedin(ms) 1/2 3.10 seriesofspecialfiredetectors severalspecialfiredetectorsofidenticaldesignbutwithdifferentnominaloperatingtemperatur
35、es NOTE Thedifferentnominaloperatingtemperaturesarerealisedincaseofglassbulbsbyvariationofthefillfactorinthe glassbulbandincaseoffusibleelementsbyvariationofthefusiblematerial. 3.11 serviceload loadwhichthereleaseelementsustainsinitsmountedpositionoveritsdesignlifetime 3.12 specialfiredetector heats
36、ensitivedeviceotherthanfiredetectorscoveredbyEN541,includingareleaseelementdesignedtoreact atapredeterminedtemperatureandamountingdevice 3.13 workingpressure pressureatwhichthecomponentisusedinthesystem 4Requirements 4.1General 4.1.1 Ifthespecialfiredetectorisdesignedforuseunderpermanentgaseouspress
37、urisationorunderpermanent force,thisshallbespecifiedbythemanufacturer. Forspecialfiredetectorsdesignedforuseunderpermanentgaseouspressurisationthemanufacturershallspecify themaximumandminimumworkingpressureandtheminimumenvironmentaltemperature. Specialfiredetectorsforuseunderpermanentgaseouspressuri
38、sationfromaCO 2 lowpressurecontainershallbe designedforaworkingpressureofatleast25bar. Forspecialfiredetectorsdesignedforuseunderpermanentforcethemanufacturershallspecifythemaximumand minimumforce. 4.1.2 Iftheserviceloaddependsoninstallationconditions,themanufacturershallspecifytheconditions (pressu
39、reorforce)givingthemaximumserviceload. 4.1.3 Thetestsampleshallconformtothetechnicaldescription(drawings,partslists,descriptionoffunctions, operatingandinstallationinstructions)whenassessedinaccordancewith5.3.EN120949:2003(E) 8 4.2Nominaloperatingtemperature Specialfiredetectorsshallmeetoneofthenomi
40、naloperatingtemperaturerequirementsforsprinklersaccordingto EN122591:1999+A1. 4.3Operatingtemperature WhentestedinaccordancewithEN122591:1999+A1( operatingtemperaturetest),specialfiredetectorsshall meettheoperatingtemperaturerequirements,correspondingtothenominaloperatingtemperatureforsprinklers acc
41、ordingtoEN122591:1999+A1. 4.4Thermalresponse SpecialfiredetectorsshallmeetoneoftheRTIclassesofthethermalresponserequirementsforsprinklers according to EN122591:1999+A1. The test shall be carried out in accordance with EN122591:1999+A1 (measurementofRTI)withoutdeterminationofCvalue,whichinthecalculat
42、ionoftheRTIissettozero. NOTE RTIformulawiththeCvaluesettozero: ) g ea 1 ( ln r T T u t RTI D D - - = where t r = responsetimeofthetestsampleinseconds u = airvelocityinthetestsectioninm/satthemomentthetestsampleoperates D T ea = meanoperatingtemperatureofthecomponentminusmounttemperature Thevalueofth
43、emeanoperatingtemperatureisgivenasthemeanvalueofthemeasured operatingtemperaturesofthetestsamplestestedinthenominaloperatingtemperaturetest. D T g = airtemperatureinthetestsectionatthemomentthetestsampleoperatesminusmount temperature ln = naturallogarithm. 4.5Pressure 4.5.1 Aspecialfiredetectordesignedforuseunderpermanentgaseouspressurisationshallshownosignsof deteriorationandshallnotleakwhentestedasdescribedin5.4.1,5.4.2,5.4.3and5.4.4. Subsequently,aspecialfiredetectorshalloperatecorrectly,whentestedinaccordancewith5.6. 4.5.2 Aspecialfiredet
