1、BRITISH STANDARD BS EN 12094-10:2003 Fixed firefighting systems Components for gas extinguishing systems Part 10: Requirements and test methods for pressure gauges and pressure switches The European Standard EN 12094-10:2003 has the status of a British Standard ICS 13.220.20 BS EN 12094-10:2003 This
2、 British Standard, was published under the authority of the Standards Policy and Strategy Committee on 17 July 2003 BSI 17 July 2003 ISBN 0 580 42273 9 National foreword This British Standard is the official English language version of EN 12094-10:2003. This European standard is the subject to trans
3、itional 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 DAV plus 36 months before CE marking becom
4、es effective. 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 components, which has the responsibility to: A list of organizations represented on this subcommittee can be obtain
5、ed 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” facility of
6、 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 obligations. aid
7、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 pages This
8、 document comprises a front cover, an inside front cover, the EN title page, pages 2 to 19 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 CommentsEUROPEANSTANDARD NORMEEUROPENNE EURO
9、PISCHENORM EN1209410 April2003 ICS13.220.20 Englishversion FixedfirefightingsystemsComponentsforgasextinguishing systemsPart10:Requirementsandtestmethodsforpressure gaugesandpressureswitches InstallationsfixesdeluttecontrelincendieElments constitutifspourinstallationsdextinctiongazPartie10: Exigence
10、setmthodesdessaipourmanomtreset contactspression OrtsfesteBrandbekmpfungsanlagenBauteilefr LschanlagenmitgasfrmigenLschmittelnTeil10: AnforderungenundPrfverfahrenfrDruckmessgerteund Druckschalter ThisEuropeanStandardwasapprovedbyCENon13February2003. CENmembersareboundtocomplywiththeCEN/CENELECIntern
11、alRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficial
12、versions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germ
13、any,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofex
14、ploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN1209410:2003EEN1209410:2003(E) 2 Contents page Foreword. 3 Introduction 5 1 Scope 6 2 Normativereferences . 6 3 Termsanddefinitions. 6 4 Requirements 7 4.1 Pressuregauges . 7 4.2 Pressureswitches. 7 4.3 Documentation 8
15、 5 Testmethods . 8 5.1 Pressuregauges . 8 5.2 Pressureswitches. 9 6 Marking. 10 7 Evaluationofconformity 11 7.1 General . 11 7.2 Initialtypetesting 11 7.3 Factoryproductioncontrol(FPC) 12 AnnexZA (informative) ClausesofthisEuropeanStandardaddressingtheprovisionsoftheEU ConstructionProductsDirective
16、. 15 Bibliography . 19EN1209410:2003(E) 3 Foreword Thisdocument(EN1209410:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC191,“Fixedfirefighting systems“,thesecretariatofwhichisheldbyBSI. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,
17、atthelatestbyOctober2003,andconflictingnationalstandardsshallbewithdrawnatthelatest byApril2006. ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirementsofEUDirective(s). ForrelationshipwithEUDirective(s),seeinforma
18、tiveannexZA,whichisanintegralpartofthisdocument. ThispartofEN12094isoneofanumberofEuropeanStandardspreparedbyCEN/TC191coveringcomponentsfor gasextinguishingsystems. TheyareincludedinaseriesofEuropeanStandardsplannedtocover: gasextinguishingsystems(EN12094) sprinklersystems(EN12259andEN12845) powders
19、ystems(EN12416) explosionprotectionsystems(EN26184) foamsystems(EN13565) hosesystems(EN671) smokeandheatcontrolsystems(EN12101) waterspraysystems 1) ThisEuropeanStandardhasthegeneraltitle“FixedfirefightingsystemsComponentsforgasextinguishing systems“andwillconsistofthefollowingparts: Part1:Requireme
20、ntsandtestmethodsforelectricalautomaticcontrolanddelaydevices Part2:Requirementsandtestmethodsfornonelectricalautomaticcontrolanddelaydevices Part3:Requirementsandtestmethodsformanualtriggeringandstopdevices Part4:Requirementsandtestmethodsforcontainervalveassembliesandtheiractuators Part5:Requireme
21、ntsandtestmethodsforhighandlowpressureselectorvalvesandtheiractuatorsforCO 2 systems Part6:RequirementsandtestmethodsfornonelectricaldisabledevicesforCO 2 systems Part7:RequirementsandtestmethodsfornozzlesforCO 2 systems 1) underpreparationEN1209410:2003(E) 4 Part8:Requirementsandtestmethodsforflexi
22、bleconnectorsforCO 2 systems Part9:Requirementsandtestmethodsforspecialfiredetectors Part10:Requirementsandtestmethodsforpressuregaugesandpressureswitches Part11:Requirementsandtestmethodsformechanicalweighingdevices Part12:Requirementsandtestmethodsforpneumaticalarmdevices Part13:Requirementsandtes
23、tmethodsforcheckvalvesandnonreturnvalves Part16:RequirementsandtestmethodsforodorizingdevicesforCO 2 lowpressuresystems Part17:Requirementsandtestmethodsforpipehangers Part20:Requirementsandtestmethodsforcompatibilityofcomponents ThisdocumentincludesaBibliography. AccordingtotheCEN/CENELECInternalRe
24、gulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKin
25、gdom.EN1209410:2003(E) 5 Introduction IthasbeenassumedinthepreparationofthisEuropeanStandardthattheexecutionofitsprovisionsisentrustedto appropriatelyqualifiedandexperiencedpeople. AllpressuredatainthisEuropeanStandardaregivenasgaugepressuresinbar,unlessotherwisestated. NOTE 1bar=10 5 Nm 2 =100kPa.E
26、N1209410:2003(E) 6 1Scope ThisEuropeanStandardspecifiesrequirementsanddescribestestmethodsforpressuregaugesandpressure switches. ThisEuropeanStandardisapplicableforpressuregaugesformonitoringofpilot,control,alarmandstorage containersoffireextinguishingsystemsfilledwithnonliquefiedinertgasesorpressur
27、izedhalocarbongases. ThisEuropeanStandardisapplicableforpressureswitchesformonitoringofpilot,control,alarmandstorage containersoffireextinguishingsystemsfilledwithnonliquefiedinertgasesorpressurizedhalocarbongasesand remoteindicationofleakage. ThisEuropeanStandarddoesnotcoverdischargeindicatingpress
28、ureswitches. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferences,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublica
29、tionsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN8371:1996, PressuregaugesPart1:BourdontubepressuregaugesDimensions,metrology,requirements andtesting. EN60529, Degreesofprotec
30、tionprovidedbyenclosures(IPcode)(IEC60529:1989). 3 Termsanddefinitions ForthepurposesofthisEuropeanStandardthefollowingtermsanddefinitionsapply. 3.1 CO 2 highpressureinstallation fireextinguishinginstallationinwhichtheCO 2 isstoredatambienttemperature.Forexample,thepressureoftheCO 2 instorageisp abs
31、 =58,6barat2 1 C 3.2 CO 2 lowpressureinstallation fireextinguishinginstallationinwhichtheCO 2 isstoredatlowtemperature,normally19 Cto21 C 3.3 halocarbongas extinguishingagentthatcontainsasprimarycomponentsoneormoreorganiccompoundscontainingoneormoreof theelementsfluorine,chlorine,bromineoriodine 3.4
32、 halocarbongasinstallation fireextinguishinginstallationinwhichthehalocarbongasisstoredatambienttemperature 3.5 inertgas nonliquefiedgasormixtureofgaseswhichextinguishthefiremainlybyreducingtheoxygenconcentrationinthe protectedzone,e.g.Argon,NitrogenorCO 2 ormixturesofthesegases 3.6 inertgasinstalla
33、tion fireextinguishinginstallationinwhichtheinertgasisstoredatambienttemperatureEN1209410:2003(E) 7 4Requirements 4.1Pressure gauges NOTE Therangeofapressuregaugeshouldbegreaterthanthepressuredevelopedinthecontainerat50Corthe maximumpressuregivenbythemanufacturer,butnothigherthanthenexthigheststanda
34、rdrangeofEN8371. 4.1.1General ThecomponentshallcomplywiththetechnicalrequirementsofEN8371. 4.1.2 Accuracyclassandnominalsize Thecomponentshallhaveatleastaccuracyclass1,6andatleastnominalsize40asgiveninEN8371. 4.1.3Corrosion ThecomponentshallmeetthesameaccuracyrequirementsofEN8371afterbeingsubjectedt
35、othecorrosive atmosphereasdescribedin5.2.8withtheinletsealedduringconditioning. 4.2Pressure switches 4.2.1Design Theswitchingaccuracyofthecomponentatthedesignatedsettingpointshallnotexceed 2,5%ofthepressure developedinthecontainerat50 Corshallnotexceed 2,5%ofthemaximumpressureexpectedattheplaceofuse
36、 inthesystem. Thecomponentshallbespecifiedbythemanufacturerforaworkingpressureofatleastthepressuredevelopedin thecontainerat50C. Themanufacturershallspecifytheswitchingcapacity. Thecomponentshallincorporateselfresettingcontacts. ThecomponentshallbedesignedtohaveatleastclassIP54ofEN6 0529. 4.2.2Funct
37、ion Whentestedinaccordancewith5.2.4thecomponentaccuracyshallbeinaccordancewith4.2.1andtheelectrical connection(s)shallfunctioncorrectly. 4.2.3 Internalpressure Whentestedinaccordancewith5.2.5thecomponentshallnotleak.Thecomponentshalloperatesatisfactorilywhen testedinaccordancewith5.2.4afterbeingtest
38、edinaccordancewith5.2.5. 4.2.4Operational reliability Thereshallbenodeteriorationofperformancewhenthecomponentistestedasdescribedin5.2.6.EN1209410:2003(E) 8 4.2.5Temperature Whentestedinaccordancewith5.2.7at20Cand+50Cthecomponentaccuracyatthedesignatedsettingpoint shallnotexceed 5%ofeitherthepressur
39、edevelopedinthecontainerat50 Corthemaximumpressureexpected attheplaceofuseinthesystem.Theelectricalconnection(s)shallfunctioncorrectly. 4.2.6Corrosion Thecomponentshalloperatesatisfactorilywhentestedinaccordancewith5.2.4afterbeingsubjectedtothecorrosive atmosphereasdescribedin5.2.8withtheinletopen.
40、4.3Documentation 4.3.1 Themanufacturershallprepareandmaintaindocumentation. 4.3.2 Themanufacturershallprepareinstallationanduserdocumentation,whichshallbesubmittedtothetesting authoritytogetherwiththesample(s).Thisdocumentationshallcompriseatleastthefollowing: a) ageneraldescriptionofthecomponent,in
41、cludingalistofitsfeaturesandfunctions; b) atechnicalspecificationincluding: 1) theinformationmentionedin4.1and4.2,ifapplicable; 2) sufficientinformationtopermitanassessmentofthecompatibilitywithothercomponentsofthesystem(if applicablee.g.mechanical,electricalorsoftwarecompatibility); c) installation
42、instructionsincludingmountinginstructions; d)operating instructions; e)maintenance instructions; f) routinetestinginstruction,ifappropriate. 4.3.3 Themanufacturershallpreparedesigndocumentation,whichshallbesubmittedtothetestingauthority togetherwiththesample(s),exceptwheretheconditionsofsupplytothem
43、anufacturermakethisimpossible.This documentationshallincludedrawings,partslists,blockdiagrams(ifapplicable),circuitdiagrams(ifapplicable)and afunctionaldescriptiontosuchanextentthatcompliancewiththisstandardmaybecheckedandthatageneral assessmentofthedesignispossible. 5Test methods 5.1Pressure gauges 5.1.1 Testconditionsandtests NOTE See5.1.3andEN8371. 5.1.2 Complianceandconformity Avisualandmeasurementcheckshallbemadewithonesampletodeterminethatthecomponentcorrespondstothe descriptioninthedrawings,partsli
