1、BRITISH STANDARD BS EN 12094-2:2003 Fixed firefighting systems Components for gas extinguishing systems Part 2: Requirements and test methods for non-electrical automatic control and delay devices The European Standard EN 12094-2:2003 has the status of a British Standard ICS 13.220.20 BS EN 12094-2:
2、2003 This British Standard, was published under the authority of the Standards Policy and Strategy Committee on 8 September 2003 BSI 8 September 2003 ISBN 0 580 42389 1 National foreword This British Standard is the official English language version of EN 12094-2:2003. This European Standard is subj
3、ect to transitional 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 before CE marking becomes effecti
4、ve, and this period will end in April 2006. The UK participation in its preparation was entrusted by Technical Committee FSH/18, Fixed firefighting systems, to Subcommittee FSH/18/6, Gaseous extinguishing media and systems, which has the responsibility to: A list of organizations represented on this
5、 subcommittee 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 be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by usi
6、ng 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 are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity f
7、rom 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 keep the UK interests informed; monitor related international and European developments and promulgate them in th
8、e UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 26, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No.
9、Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN120942 April2003 ICS13.220.20 Englishversion FixedfirefightingsystemsComponentsforgasextinguishing systemsPart2:Requirementsandtestmethodsfornon electricalautomaticcontrolanddelaydevices InstallationsfixesdeluttecontrelincendieElments con
10、stitutifspourinstallationsdextinctiongazPartie2: Exigencesetmthodesdessaipourlesdispositifsnon lectriquesdecommandeetdetemporisation OrtsfesteBrandbekmpfungsanlagenBauteilefr LschanlagenmitgasfrmigenLschmittelnTeil2: AnforderungenundPrfverfahrenfrautomatischenicht elektrischeSteuerundVerzgerungseinr
11、ichtungen ThisEuropeanStandardwasapprovedbyCENon13February2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational s
12、tandardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe off
13、icial versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROP
14、ENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN120942:2003EEN120942:2003(E) 2 Contents page Foreword. 3 Introduction 5 1 Scope 6 2 Normativereferences
15、. 6 3 Termsanddefinitions. 7 4 Requirements 9 4.1 Generaldesign 9 4.2 Connectionthreads 11 4.3 Signalprocessingandindication 11 4.4 Systemdelay . 11 4.5 Functionatambienttemperatures 11 4.6 Internalpressure . 12 4.7 Strength 12 4.8 Operationalreliability . 12 4.9 Corrosion . 12 4.10 Stresscorrosion.
16、 . 12 4.11 Vibration. 12 4.12 Pneumaticenergysupplyusingpilotcontainers. . 12 4.13 Operatingforce 12 4.14 Functionalreliability . 12 4.15 Safetyclassification 13 4.16 Testfacility . 13 4.17 Documentation 13 5 Tests. 14 5.1 Testconditions. . 14 5.2 Testsamplesandorderoftests. . 14 5.3 Compliance 15 5
17、.4 Function . 15 5.5 Systemdelay . 16 5.6 Temperature. 16 5.7 Internalpressure . 16 5.8 Strength 16 5.9 Operationalreliability . 16 5.10 Corrosion . 17 5.11 Stresscorrosion. . 17 5.12 Vibration. 17 5.13 Energysupply 18 5.14 Operatingforce 18 5.15 Functionalreliability . 18 6 Markinganddata . 18 7 Ev
18、aluationofconformity 19 7.1 General . 19 7.2 Initialtypetesting 19 7.3 Factoryproductioncontrol(FPC) 20 AnnexZA(informative)ClausesofthisEuropeanStandardaddressingtheprovisionsoftheEU ConstructionProductsDirective 23 Bibliography . 26EN120942:2003(E) 3 Foreword Thisdocument(EN120942:2003)hasbeenprep
19、aredbyTechnicalCommitteeCEN/TC191,“Fixedfirefighting systems“,thesecretariatofwhichisheldbyBSI. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyOctober2003,andconflictingnationalstandardsshallbewithdrawnatthelatest byApri
20、l2006. ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirementsofEUDirective(s). ForrelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisdocument. ThispartofEN12094isoneofanumberofEuropean
21、StandardspreparedbyCEN/TC191coveringcomponents forgasextinguishingsystems. TheyareincludedinaseriesofEuropeanStandardsplannedtocover: gasextinguishingsystems(EN12094) sprinklersystems(EN12259andEN12845) powdersystems(EN12416) explosionprotectionsystems(EN26184) foamsystems(EN13565) hosesystems(EN671
22、) smokeandheatcontrolsystems(EN12101) waterspraysystems 1 ThisEuropeanStandardhasthegeneraltitle“FixedfirefightingsystemsComponentsforgasextinguishing systems“andwillconsistofthefollowingparts: Part1:Requirementsandtestmethodsforelectricalautomaticcontrolanddelaydevices Part2:Requirementsandtestmeth
23、odsfornonelectricalautomaticcontrolanddelaydevices Part3:Requirementsandtestmethodsformanualtriggeringandstopdevices Part4:Requirementsandtestmethodsforcontainervalveassembliesandtheiractuators Part5:RequirementsandtestmethodsforhighandlowpressureselectorvalvesandtheiractuatorsforCO 2 systems Part6:
24、RequirementsandtestmethodsfornonelectricaldisabledevicesforCO 2 systems 1 underpreparationEN120942:2003(E) 4 Part7:RequirementsandtestmethodsfornozzlesforCO 2 systems Part8:RequirementsandtestmethodsforflexibleconnectorsforCO 2 systems Part9:Requirementsandtestmethodsforspecialfiredetectors Part10:R
25、equirementsandtestmethodsforpressuregaugesandpressureswitches Part11:Requirementsandtestmethodsformechanicalweighingdevices Part12:Requirementsandtestmethodsforpneumaticalarmdevices Part13:Requirementsandtestmethodsforcheckvalvesandnonreturnvalves Part16:Requirementsandtestmethodsforodorisingdevices
26、forCO 2 lowpressuresystems Part17:Requirementsandtestmethodsforpipehangers Part20:Requirementsandtestmethodsforcompatibilityofcomponents ThisdocumentincludesaBibliography. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEur
27、opeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN120942:2003(E) 5 Introduction IthasbeenassumedinthepreparationofthisEuropeanStandardth
28、attheexecutionofitsprovisionsisentrusted toappropriatelyqualifiedandexperiencedpeople. AllpressuredatainthisEuropeanStandardaregivenasgaugepressuresinbar,unlessotherwisestated. NOTE 1bar=10 5 Nm 2 =100kPa.EN120942:2003(E) 6 1Scope ThisEuropeanStandardspecifiesrequirementsandtestmethodsfornonelectric
29、alautomaticcontroldevices incorporatingnonelectricaldelaydevicesforCO 2 ,inertgasorhalocarbongasfireextinguishingsystems. ThisEuropeanStandardappliestodeviceswhichmaybetriggeredby: automaticfiredetectioninstallation electricalcontroldevice nonelectricalspecialfiredetector manualtriggeringdeviceor co
30、mbinationoftheabove. Whereapplicabletherequirementsandtestmethodsalsoapplytoseparatenonelectricaldelaydevices. ThisEuropeanStandardcoversdeviceswhicharepoweredpneumatically,mechanicallyorbyacombinationof both. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisions
31、fromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthela
32、testeditionofthe publicationreferredtoapplies(includingamendments). EN541, FiredetectionandfirealarmsystemsPart1:Introduction. prEN120944, FixedfirefightingsystemsComponentsforgasextinguishingsystemsPart4:Requirementsand testmethodsforhighpressurecontainervalveassembliesandtheiractuators. EN120949,
33、FixedfirefightingsystemsComponentsforgasextinguishingsystemsPart9:Requirementsand testmethodsforspecialfiredetectors. EN1209410 ,FixedfirefightingsystemsComponentsforgasextinguishingsystemsPart10:Requirementsand testmethodsforpressuregaugesandpressureswitches. EN1209411 ,FixedfirefightingsystemsComp
34、onentsforgasextinguishingsystemsPart11:Requirementsand testmethodsformechanicalweighingdevices. EN60529, Degreesofprotectionprovidedbyenclosures(IPcode)(IEC60529:1989). ENISO2281,PipethreadswherepressuretightjointsarenotmadeonthethreadsPart1:Dimensions, tolerancesanddesignation(ISO2281:2000). IEC600
35、68242, BasicenvironmentaltestingproceduresPart2:Tests.TestKc:Sulphurdioxidetestforcontacts andconnections. ISO71, PipethreadswherepressuretightjointsaremadeonthethreadsPart1:Dimensions,tolerancesand designation.EN120942:2003(E) 7 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowin
36、gtermsanddefinitionsapply. 3.1 activatedcondition conditionofanonelectricalautomaticcontroldevice,whenafirealarmsignalisreceivedandindicated 3.2 actuator componentwhichcausesavalvetooperate 3.3 condition definedstatusofthenonelectricalautomaticcontroldeviceandnonelectricaldelaydevicewhichisindicated
37、at thedevice NOTE TheconditionsrecognisedinthisEuropeanStandardarethefollowing: ActivatedCondition; StandbyCondition; OperatingCondition; DisabledCondition; ReleasedCondition; QuiescentCondition. 3.4 controldevice devicewhichreceivesasignalfromaspecialfiredetector,afiredetectioninstallationoramanual
38、triggeringdevice andprocessesandtransmitssignalsforactuationandauxiliaryfunctions NOTE1 Partsofthecontroldevicescanbe:cable,rolls,weights,pilotcontainer,pneumatictriggeringpipework,pilotvalves, solenoids,springs,etc.Ingeneralallpartsareneededbetweendetectionortriggeringandactuatingofcontainerandsele
39、cto r valves. NOTE2 Themonitoringoftheinstallationcanbeafunctionofacontroldevice. 3.5 CO 2 highpressureinstallation fireextinguishinginstallationinwhichtheCO 2 isstoredatambienttemperature,e.g.thepressureoftheCO 2 in storageis p abs =58,6barat21 C 3.6 CO 2 lowpressureinstallation fireextinguishingin
40、stallationinwhichtheCO 2 isstoredatlowtemperature,normallyatatemperatureof19 Cto 21 C 3.7 delaydevice componentofthecontroldevicetodelaythesi gnalforactuationforagivenperiodoftime 3.8 electricalcontroldevice controldeviceusingelectricalmeansEN120942:2003(E) 8 3.9 electricaldelaydevice delaydeviceusi
41、ngelectricalmeans 3.10 firedetector componentasdefinedinEN541 3.11 functionalreliability abilitytofunctionunderdifferentworkingconditions 3.12 gasextinguishinginstallation systeminstalledtoprovidefireprotection 3.13 halocarbongas extinguishingagentthatcontainsasprimarycomponentsoneormoreorganiccompo
42、undscontainingoneormore oftheelementsfluorine,chlorine,bromineoriodine 3.14 halocarbongasinstallation fireextinguishinginstallationinwhichthehalocarbongasisstoredatambienttemperature 3.15 indication informationgivenbyanindicator 3.16 indicator devicecapableofchangingstatetogiveinformation 3.17 inert
43、gas nonliquefiedgasormixtureofgaseswhichextinguishthefiremainlybyreducingtheoxygenconcentrationinthe protectedzone,e.g.argon,nitrogenorCO 2 ormixturesofthesegases 3.18 inertgasinstallation fireextinguishinginstallationinwhichtheinertgasisstoredatambienttemperature 3.19 manualtriggeringdevice manuallyoperateddevicetotriggerthecontroldevice 3.20 nonreturnvalve componentpermittingflowonlyinonedirection 3.21 nonelectricalcontroldevice controldeviceusingmechanicalorpneumaticmeans 3.22 nonelectricaldelaydevice delaydeviceusingmechanicalorpneumaticmeans 3.23 prewarningtime periodoftim
