1、BRITISH STANDARD BS EN 12094-1:2003 Fixed firefighting systems Components for gas extinguishing systems Part 1: Requirements and test methods for electrical automatic control and delay devices The European Standard EN 12094-1:2003 has the status of a British Standard ICS 13.220.20 BS EN 12094-1:2003
2、 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 October 2003 BSI 30 October 2003 ISBN 0 580 42863 X National foreword This British Standard is the official English language version of EN 12094-1:2003. This European Standard is subject to
3、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 effective, and
4、 this period will end in August 2006. The UK participation in its preparation was entrusted by Technical Committee FSH/18, Fixed fire fighting systems, to Subcommittee FSH/18/6, Gas extinguishing systems, which has the responsibility to: A list of organizations represented on this subcommittee can b
5、e 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 using the “Search” fac
6、ility 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 from legal obligatio
7、ns. 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 the UK. Summary of pa
8、ges This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 44, 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. Date CommentsEUROPE
9、ANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN120941 April2003 ICS13.220.20 Englishversion FixedfirefightingsystemsComponentsforgasextinguishing systemsPart1:Requirementsandtestmethodsforelectrical automaticcontrolanddelaydevices InstallationsfixesdeluttecontrelincendieElments constitutifspourinstallat
10、ionsdextinctiongazPartie1: Exigencesetmthodesdessaisapplicablesauxdispositifs lectriquesautomatiquesdecommandeetde temporisation OrtsfesteBrandbekmpfungsanlagenBauteilefr LschanlagenmitgasfrmigenLschmittelnTeil1: AnforderungenundPrfverfahrenfrautomatische elektrischeSteuerundVerzgerungseinrichtungen
11、 ThisEuropeanStandardwasapprovedbyCENon9January2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmay
12、beobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versi
13、ons. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALI
14、SATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN120941:2003EEN120941:2003(E) 2 Contents page Foreword. 4 Introduction 6 1 Scope 7 2 Normativereferences . 7 3 Terms
15、definitionsandabbreviations . 7 3.1 Termsanddefinitions. 7 3.2 Abbreviations 9 4 Functionalrequirements . . 10 4.1 General . 10 4.2 Environmentalclass . 10 4.3 Signalprocessingandindication 10 4.4 Receptionandprocessingofinputtriggeringsignals 13 4.5 Transmissionofextinguishingsignal 14 4.6 Activat
16、ionofalarmdevices. . 14 4.7 Indicationofthesupplywithpower. . 14 4.8 Activatedcondition. 14 4.9 Indicationofactivatedcondition. 14 4.10 Releasedcondition . 15 4.11 IndicationofReleasedcondition. 15 4.12 ResettingoftheActivatedconditionandtheReleasedcondition 15 4.13 Faultwarningcondition 15 4.14 Ind
17、icationofFaultwarningcondition . 16 4.15 Disabledcondition . . 17 4.16 IndicationofDisabledcondition. . 18 4.17 Delayofextinguishingsignal(Optionwithrequirements) . 18 4.18 Signalrepresentingtheflowofextinguishingagent(Optionwithrequirements) . 18 4.19 Monitoringofthestatusofcomponents(Optionwithreq
18、uirements). 18 4.20 Emergencyholddevice(Optionwithrequirements). 19 4.21 Controloffloodingtime(Optionwithrequirements) 19 4.22 Initiationofsecondaryflooding(Optionwithrequirements) .20 4.23 Manualonlymode(Optionwithrequirements) 20 4.24 Triggeringsignalstoequipmentwithinthesystem(Optionwithrequireme
19、nts). 20 4.25 Extinguishingsignalstosparecylinders(Optionwithrequirements) 21 4.26 Triggeringofequipmentoutsidethesystem(Optionwithrequirements) 21 4.27 Emergencyabortdevice(Optionwithrequirements) . 21 4.28 Controlofextendeddischarge(Optionwithrequirements). 21 4.29 Releaseoftheextinguishingmediafo
20、rselectedfloodingzones(Optionwithrequirements). 22 4.30 Activationofalarmdeviceswithdifferentsignals(Optionwithrequirements) . 22 5 Designrequirements . . 22 5.1 General . 22 5.2 Mechanicaldesign . . 23 5.3 Manualcontrols. 23 5.4 Visibleindicators . 23 5.5 Audibleindicators . 24 5.6 Electricaldesign
21、ofcomponents. 24 5.7 Circuitdesign 24 6 Additionaldesignrequirementsforsoftwarecontrollede.c.d.s 25 6.1 General . 25 6.2 Softwaredesign. 25 6.3 Programmonitoring 25EN120941:2003(E) 3 6.4 Storageofprogramanddata. .25 6.5 Monitoringofmemorycontents . 26 6.6 Softwaredocumentation .26 6.7 Operationofthe
22、e.c.d.intheeventofasystemfault 27 7 Marking .27 8 Documentation.27 9 Tests28 9.1 Generaltestrequirements . .28 9.2 Functionaltests 29 9.3 Environmentaltests. 31 9.4 Dampheat,cyclic(Operational) . 31 9.5 Sulphurdioxide(SO 2 )corrosion(endurance)32 10 Evaluationofconformity. 33 10.1 General33 10.2 Ini
23、tialtypetesting. 33 10.3 Factoryproductioncontrol(FPC) . .34 AnnexA (normative) Summaryofindications . 38 AnnexB (informative) Designrequirementsforsoftwarecontrollede.c.d.39 AnnexZA (informative) ClausesofthisEuropeanStandardaddressingtheprovisionsoftheEU ConstructionProductsDirective 40 ZA.0 Scope
24、ofthisannex .40 ZA.1 RelationshipbetweenEUDirectiveandthisEuropeanStandard 40 ZA.2 Procedurefortheattestationofconformityofe.c.d.s. 40 ZA.3 CEmarking . 41 ZA.4 ECcertificateanddeclarationofconformity . .42 Bibliography 44EN120941:2003(E) 4 Foreword Thisdocument(EN120941:2003)hasbeenpreparedbyTechnic
25、alCommitteeCEN/TC191,“Fixedfirefighting systems“,thesecretariatofwhichisheldbyBSI. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyOctober2003,andconflictingnationalstandardsshallbewithdrawnatthelatest byApril2006. Thisdo
26、cumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirementsofEUDirective(s). ForrelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisdocument. ThisEuropeanStandardispartofaseriesconcernedwithgasext
27、inguishingsystemcomponents. ThefollowingEuropeanStandardsareplannedtocover: gasextinguishingsystems(EN12094) sprinklersystems(EN12259andEN12845) powdersystems(EN12416) explosionprotectionsystems(EN26184) foamsystems(EN13565) hosesystems(EN671) smokeandheatcontrolsystems(EN12101) waterspraysystems 1)
28、 ThisEuropeanStandardhasthegeneraltitle“FixedfirefightingsystemsComponentsforgasextinguishing systems“andwillconsistofthefollowingparts: Part1:Requirementsandtestmethodsforelectricalautomaticcontrolanddelaydevices Part2:Requirementsandtestmethodsfornonelectricalautomaticcontrolanddelaydevices Part3:
29、Requirementsandtestmethodsformanualtriggeringandstopdevices Part4:Requirementsandtestmethodsforcontainervalveassembliesandtheiractuators Part5:RequirementsandtestmethodsforhighandlowpressureselectorvalvesandtheiractuatorsforCO 2 systems Part6:Requirementsandtestmethodsfornonelectricaldisabledevicesf
30、orCO 2 systems Part7:RequirementsandtestmethodsfornozzlesforCO 2 systems 1) underpreparationEN120941:2003(E) 5 Part8:RequirementsandtestmethodsforflexibleconnectorsforCO 2 systems Part9:Requirementsandtestmethodsforspecialfiredetectors Part10:Requirementsandtestmethodsforpressuregaugesandpressureswi
31、tches Part11:Requirementsandtestmethodsformechanicalweighingdevices Part12:Requirementsandtestmethodsforpneumaticalarmdevices Part13:Requirementsandtestmethodsforcheckvalvesandnonreturnvalves Part16:RequirementsandtestmethodsforodorizingdevicesforCO 2 lowpressuresystems Part17:Pipehangers Part20:Req
32、uirementsandtestmethodsforcompatibilityofcomponents AnnexAisnormative.AnnexBisinformative. ThisdocumentincludesaBibliography. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,De
33、nmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN120941:2003(E) 6 Introduction Ithasbeenassumedinthepreparationofthisstandardthattheexecutionofitsprovisionsisentrustedto appropriate
34、lyqualifiedandexperiencedpeople. AllpressuredatainthisEuropeanStandardaregivenasgaugepressuresinbar,unlessotherwisestated. NOTE 1bar=10 5 Nm 2 =100kPa.EN120941:2003(E) 7 1Scope ThisEuropeanStandardspecifiesrequirementsandtestmethodsforelectricalautomaticcontrolanddelaydevices (e.c.d.)foruseincombina
35、tionwithautomaticfiredetectionandfirealarmsystemsandCO 2 ,Inert Gasor HalocarbonGasFireExtinguishingSystemsinstalledinbuildings. Thestandardspecifiescompulsoryfunctionswhichshallbeprovidedonallelectricalautomaticcontrolanddelay devicesandoptionalfunctions(optionswithrequirements)whichmaybeprovided.
36、Additionalfunctionsassociatedwithfireextinguishingcanbeprovided,butarenotcoveredbythisstandard. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferences,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsareliste
37、dhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN541, FiredetectionandfirealarmsystemsPart1:
38、Introduction. EN542, FiredetectionandfirealarmsystemsPart2:Controlandindicatingequipment. EN544, FiredetectionandfirealarmsystemsPart4:Powersupplyequipment. EN120942, FixedfirefightingsystemsComponentsforgasextinguishingsystemsPart2:Requirementsand testmethodsfornonelectricalautomaticcontrolanddelay
39、devices. EN600681, EnvironmentaltestingPart1:Generalandguidance(IEC600681:1988+Corrigendum1988+ A1:1992). EN60068230, EnvironmentaltestingPart2:TestsTestDbandguidance:Dampheat,cyclic(12+12hour cycle)(IEC60068230:1980+A1:1985). prEN60068242, IEC60068242:EnvironmentaltestingPart242:Testmethods;TestKc:
40、Sulphurdioxidetest forcontactsandconnections EN60529, Degreesofprotectionprovidedbyenclosures(IPCodes)(IEC60529:1989). EN6072133, ClassificationofenvironmentalconditionsPart3:Classificationofgroupsofenvironmental parametersandtheirseveritiesSection3:Stationaryuseatweatherprotectedlocations(IEC607213
41、3:1994). 3 Terms,definitionsandabbreviations 3.1 Termsanddefinitions ForthepurposesofthisEuropeanStandardthefollowingtermsanddefinitionsapply. 3.1.1 accesslevel oneofseveralstatesofane.c.d.asdefinedinEN542 NOTE Intheaccesslevels1to4:EN120941:2003(E) 8 selectedcontrolscanbeoperated; selectedmanualope
42、rationscanbecarriedout; selectedindicationsarevisible; selectedinformationcanbeobtained. 3.1.2 alphanumericdisplay indicatorcapableofgivinginformationbythedisplayofmessagesconsistingoftextand/ornumericcharacters 3.1.3 condition definedstatusofthee.c.d.orofthegasextinguishingsystem, whichisindicateda
43、tthee.c.d. NOTE1 Theconditionsofthee.c.d.recognisedinthisEuropeanStandardarethefollowing: ActivatedCondition,whenthecommencingoftheextinguishingcontrolsequenceisindicated; PreactivatedCondition,whenthefirstoftwonecessaryinputtriggeringsignalsisindicated; FaultWarningCondition,whenafaultisindicated;
44、DisabledCondition,whenthedisablementoffunctionsisindicated; ReleasedCondition,whentheflowoftheextinguishingagentintotheprotectedroomorareaisindicated; QuiescentCondition,whenthee.c.d.ispoweredbypowersupplyconformingtoEN544andnoothercondition statusofthee.c.d.isindicated. NOTE2 InsomeEuropeancountriesinthequiescentconditiontheautomatic/m
