1、PUBLISHED DOCUMENT PD CEN/TR 14568:2003 EN 54 Fire detection and fire alarm systems Interpretation of specific clauses of EN 54-2:1997 ICS 13.220.20 PD CEN/TR 14568:2003 This Published Document was published under the authority of the Standards Policy and Strategy Committee on 23 August 2004 BSI 23
2、August 2004 ISBN 0 580 44325 6 National foreword This Published Document is the official English language version of CEN/TR 14568:2003. The UK participation in its preparation was entrusted by Technical Committee FSH/12, Fire detection and alarm systems, to Subcommittee FSH/12/2, Fire detectors, whi
3、ch has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international publications referred to in this document may be found in the BSI Catalogue under the section entit
4、led “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 are responsible for its correct application. Compliance
5、 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 keep the UK interests informed; monitor related inte
6、rnational and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the CEN/TR title page, pages 2 to 10, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the docume
7、nt was last issued. Amendments issued since publication Amd. No. Date CommentsTECHNICALREPORT RAPPORTTECHNIQUE TECHNISCHERBERICHT CEN/TR14568 August2003 ICS13.220.20 Englishversion EN54FiredetectionandfirealarmsystemsInterpretationof specificclausesofEN542:1997 BrandmeldeanlagenInterpretationzuEN542
8、: Brandmelderzentralen ThisTechnicalReportwasapprovedbyCENon20030202.IthasbeendrawnupbytheTechnicalCommitteeCEN/TC72. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portug
9、al,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.CEN/
10、TR14568:2003ECEN/TR14568:2003(E) 2 Contents Foreword. 3 Introduction 4 1 Scope 4 2 Normativereferences . 4 3 Interpretations . 5CEN/TR14568:2003(E) 3 Foreword Thisdocument(CEN/TR1568:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC72,“Firedetectionand firealarmsystems“,thesecretariatofwhichisheldbyBSI
11、.CEN/TR14568:2003(E) 4 Introduction SincethepublicationofEN542:1997,ithasbeenfoundthatsomeclausesareopentodifferentinterpretations, whichhavegivenrisetodiscussionsabouttheintendedmeaningofcertainrequirements. ThisTechnicalReporthasbeenwrittenwiththeobjectiveofprovidingfurtherinformationtotheusersofE
12、N54 2:1997,inparticulartothosewhowerenotinvolvedintheelaborationofthisstandard,inordertoavoidthese misinterpretationsandtoimprovetheunderstandingoftherequirementsofthestandard. Furthermore,thisTechnicalReportshouldhelpduringdiscussionsbetweenmanufacturers,testhousesand certificationbodies. ThisTechn
13、icalReportisintendedtobereadinconjunctionwithEN542:1997,anditisassumedthatthereaders havesufficienttechnicalbackgroundandprofessionalknowledgeinthefield. Someoftheclausesforwhichinterpretationsareprovidedarealsothesubjectofamendments,currentlyunder elaborationinCEN/TC72/WG7.Assoonastheseamendmentsar
14、epublished,therelevantclauseswilltake precedenceovertheinterpretations. 1Scope ThisTechnicalReportprovidesadditionalinformationontherequirementsoftheEuropeanStandardEN542: 1997,inordertoavoidmisinterpretationsoftheclausesandtoimprovetheunderstandingoftherequirementsof thestandard. Theinterpretations
15、areproducedintheformofatablewhereinthefirstcolumntheclausesofEN542:1997are listedforwhichaninterpretationisconsiderednecessary.Inthesecondcolumnthesubjectandinthethirdcolumn theinterpretationisgiven. ThisTechnicalReportdoesnotincludeadditionalrequirementsandshouldonlybeusedinconnectionwithEN54 2:199
16、7.ThisTechnicalreportisnotastandalonedocument. 2 Normativereferences ThisTechnicalReportincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentst
17、oorrevisionsofanyofthesepublicationsapplytothisTechnical Reportonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies. EN542:1997,FiredetectionandfirealarmsystemsPart2:ControlandIndicatingEquipmentincludingCEN/TR14568:2003(E) 5 3Interpret
18、ations ClauseNo. Subject Interpretation Allrelevant clauses 3.1.1,3.1.17, 7.5b,7.11d, 8.2.3b,8.5a, 8.6.1,8.7.1, 9.1.2,9.3.1, 9.3.3b,9.5, 10.1b,12.11 Manualoperation “Manualoperation”doesnotmean“onlyoneaction”.The operationmayincludeseveraloperationalsteps(e.g.to presstwobuttons,oneaftertheother). 4
19、GeneralRequirements Optionalfunctionswith requirements Amanufacturercannotclaimtocomplywithan“optionwith requirements”asspecifiedinEN542unlessallofthe requirementsarefulfilled.Ifthec.i.e.providesafunction whichissimilarbutnotidenticalwithanoptionalfunction withrequirementsasspecifiedinEN542,thisisan
20、option withoutrequirementsandcompliancewiththesecond paragraphofclause4hastobecheckedeitherbytestingor assessment.Inordertoavoidconfusion,thenameofthis optionwithinthedocumentationofthec.i.e.mustbe differentfromthenameofanoptionalfunctioninEN542. 5.1.1 Displayoffunctional conditions. Indicationoftes
21、tcondition Theindicationofthe“TestCondition”ismandatoryifthis optionisprovided. 5.1.2 Displayoffunctional conditions Simultaneousindicationof conditions Ifthec.i.e.issimultaneouslyinmorethanoneconditionthe corresponding“GeneralIndicators“andallcorresponding otherindicationswhicharenotallowedtobesupp
22、ressed mustbe“on“. 5.2 Displayofindications Clearidentificationof mandatoryindications Mandatoryindicationsmeansallvisibleandaudible indicationsasrequiredbythisstandard,relatingbothto functionswhichshallbeprovidedonallc.i.e.andthose optionalfunctionswithrequirementswhichthemanufacturer includes.Itsh
23、allbepossibletounambiguouslydistinguish allsuchindications,exceptinthosecaseswherethe standardexplicitlypermitsthattheindicationmaybethe same.Forexample: theaudibleindicationofafirealarm7.4maybethe sameasthatforafault8.6; thevisibleindication,bymeansoflightemitting indicators,ofadisabledzone9.4.1a)m
24、aybethe sameasthatforthezoneintheteststate10.2b). 5.3 Indicationson alphanumericdisplays eventlogging Ifthesamealphanumericdisplayisusedbothforindications asspecifiedinEN542andforeventlogging,mandatory indicationsmustnotbesuppressed.Itis,however,allowed touseaseparatewindowofthealphanumericdisplayfo
25、r eventlogging. Suchafacilitywouldbeconsideredasan optionwithoutrequirements. 5.4 Indicationofthesupply withpower Theindication,thatthec.i.e.issuppliedwithpower(mains orbattery)shallbegivenaslongaspowerissupplied.It cannotbeoff,whenthemainsfailsandthec.i.e.ispowered bythebattery.CEN/TR14568:2003(E)
26、6 ClauseNo. Subject Interpretation 7.1.3 Receptionandprocessing offiresignals Maximumdelayofindications Theindicationofanumberofzoneswhichenterthealarm statesimultaneouslyorinquicksuccessionmayexceed10 s,butthefirstzonehastobeindicatedwithin10sfollowed bytheindicationoftheotherzonesinalarmwithin10s
27、each. 7.1.5 Receptionandprocessing offiresignals The“and/or“expressioninthefirstlinemeansthatneither theindicationsnortheoutputsshallbefalsified 7.2c Indicationofthefirealarm condition. Audibleindication Theaudibleindicationofthec.i.e.isproducedbyanaudible devicewhichisanintegralpartofthec.i.e.Itisn
28、otthefire alarmdeviceCasdescribedinclause7.8. 7.3.1 Indicationofthezonesin alarm Ifthezonalindicationsaregivenbylightemittingindicators foreachzone,additionalindicationsmaybegivenonan alphanumericdisplay,providing,thismeetstherequirements givenunderclauses5.6,12.8.1and12.8.3. 7.3.2d Indicationofthez
29、onesin alarm Meaningof “singleaction” “Displayofzonal information” “inanotherfield” Therequirementforasinglemanualactionforeachdisplay ofzonalinformationdoesnotexcludetheopeningofan unlockedfrontdoor. “Eachdisplayofzonalinformation”meanstheindicationof informationfromanewzoneinalarm. Theindicationof
30、furtherzonalinformationin“anotherfield” meansthatinthiscasethewindowneedsmorethantwo fields,becausethisinformationshallnotsuppressthe informationaboutthemostrecentzoneinalarmorthetotal numberofzonesinalarm. 7.4 Audibleindication “Audibleindication”meansanaudibleinformationproduced byanaudibledeviceb
31、uiltinthec.i.e.Itisnotthefirealarm device“C”asdefinedinclause7.8. 7.4.1 Audibleindication Accesslevelsforsilencingof audibleindications “ataccesslevel1or2”meansachoiceofeitherlevel1or2. Itdoesnotrequireaseparatesilencingcontrolforboth1 and2. “Onlybeusedforsilencingtheaudibleindication”doesnot meanth
32、atitcannotchangethevisibleindication(e.g.from flashingtosteady).Thisrequirementrefersonlytothe function“silencing”. 7.4.3 Audibleindication Resoundoftheaudible indication “resound”meansthattheaudibleindicationhadbeen silencedbefore. “foreachnewzoneinalarm”doesnotmean“foreachnew addresspointinalarm”p
33、rovidedtheaddresspointdoesnot defineazone.Seealso3.1.22 7.5b Otherindicationsduringthe firealarmcondition Accesstotheindicationsof faultsanddisablements“at anytime”. “Atanytime”meansthatitshallbepossibletohavedirect accesstotheindicationoffaultsaswellasdisablementsby manualactionE.g.itshallnotbenece
34、ssarytoscroll throughallfaultsinordertofindadisablement.CEN/TR14568:2003(E) 7 ClauseNo. Subject Interpretation 7.6.1 Resetfromthefirealarm condition Separatemanualcontrol Theseparatemanualcontrolcannotbeusedforanything otherthanreset.Itisnotallowedtousethiscontrolforan operationinaccesslevel1ase.g.e
35、nteringacode. 7.6.2 Resetfromthefirealarm condition. Indicationofthecorrect functionalconditionsfollowing aresetoperation. “Thecorrectconditions,correspondingtoanyreceived signals”meansthatthec.i.e.shallreturn,within20s,tothe condition,wherethenormallyalloweddelaysapply(e.g.100 sforfaults). Thetimed
36、elayof20sisthemaximumtimeallowedforthe resettingprocedure. 7.7.1 Outputofthefirealarm condition Minimumrequirementsforthe outputofthefirealarm condition. Theoutputunder7.7.1isaminimumrequirement.Itcan alternativelybereplacedbytakingoneormoreofthe options7.8,7.9or7.10. 7.7.2/7.7.3 Outputofthefirealar
37、m condition Activationofoutputsfrom optionswithrequirements Outputsfromoptionswithrequirements,ifprovided,shall alsobeactivatedwithinthespecifiedtimes. 7.8a Outputtofirealarmdevices Silencing Inthiscontext“silencing“meansbymanualoperation,and notautomaticsilencing. Silencingofthefirealarmdevicesasde
38、scribedinclause7.8 mustbedifferentfromsilencingtheinternalaudibledevice. 7.8b Outputtofirealarmdevices Resoundingoffirealarm devices “Resound”meansthatthosefirealarmdeviceshavebeen activatedbefore. 7.11 Delaystooutputs Selectabledelays “selectable”means“configurable” Thedelaytimesmaybeselectedandset
39、independentlyor commonlyforthementionedoutputs. AdelaytooutputEisnotpermittedwhentriggeredbya manualcallpoint. 7.13 Alarmcounter Thealarmcounterrecordsthenumberoftimesthec.i.e. entersthealarmcondition.Itdoesntcountthenumberof zonesand/ordetectorsinalarm. Itisnotaneventlog.CEN/TR14568:2003(E) 8 Claus
40、eNo. Subject Interpretation 8.2.2 Indicationoffaultsin specifiedfunctions Multipleuseofseparatelight emittingindicators Clause8.2.2allowsthesamelightemittingindicatortobe usedtoindicatefault,disablementand/ortestforaspecific zoneorfunction.Itshouldhoweverbenotedthatthis appliesonlytothevisibleindica
41、tiondescribedin8.2.1b)and thatseparateGeneralFaultWarning,GeneralDisablement andGeneralTestindicatorsarestillrequiredsee8.2.1a), 9.2.a)and10.2a). Itshouldalsobenotedthat,ifthisisdone,thereareother requirementsinclauses9.3.2,10.3,12.7.2and12.7.3with thefollowingconsequences: Itmustbepossibletodisting
42、uishbetweenthe indicationoffaultandtheindicationofdisablementor testsee5.2.and9.3.2.However,thesameindication maybeusedtoindicateadisabledzoneandazonein testsee9.3.2and10.3(i.e.Ifthec.i.e.isinboth disableandtestconditionitmaynotbepossibleto distinguishbetweendisabledzonesandzonesintest); Aflashingin
43、dicationshallbeusedforfaultsanda steadyindicationfordisablementssee12.7.3.The frequencyoftheflashingindicationsusedforfaultsshall be 0,2HzandtheONandOFFperiodsshalleachbe 0,25ssee12.7.2. Inviewof9.3.2and10.3,asteadyindicationmayalso beusedfortheindicationoftest. 8.2.4a Indicationoffaultsin specifiedfunctions “Shortcircuitorinterruption” “shortcircuitorinterruption”meansthatashortcircuitshall beindicatedasafaultandaninterruptionshallalsobe indicatedasafault. 8.2.4c 8.2.4d Indicationoffaults
