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《EN 50054 1998 Electrical apparatus for the detection and measurement of》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫(kù)。
1、STD-CENELECEN5005V-ENGL1990=3404583O1Bb925871RATIFIEDEUROPEANTEXTIIIEN50054:1998IEuropeanStandardsonlyexistformallyasnationaltranspositions(Le.aBSENfortheüK)ofacommonlyagreed"ratified"text.ThisdocumentisaratifiedtextwhichwillshortlybepublishedasaBSEN.Itisbeingmadeavailableinadvan
2、ceofitsformalpublicationtogiveinterestedpartiesearlyaccesstothetechnicalinformationwhichtheBSENwillcontain.WhentheBSENisformallypublisheditwillbesuppliedtoyouautomatically,withoutanyadditionalcharge.Purchasersofthisratifiedtextshouldbeawareofthefollowinglimitationswhenusingthedoc
3、ument.OTheBSENmaycontainadditionalinformationinthenationalforewordornationalannex,Fullrigh?sconferredbycompliancewiththestandardmayonlybegrantedbyreferencetothefmalnationaltranspositionofthetextasaBSEN.*ThisratifiedtextwasapprovedbyCEN/CENELECinitsthreeofficiallanguagesonthe3date
4、givenbelow.UnderCEN/CENELECrules,BSIisobligedtopublishitsnational*transpositionwithinsixmonthsofthisdate.ThisratifiedtextwasapprovedonI1998-12691NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAWCopyrightEuropeanCommitteeforElectrotechnicalStandardizationProvidedbyIHSun
5、derlicensewithCENELECNoreproductionornetworkingpermittedwithoutlicensefromIHS____~~~STDSCENELECEN50054-ENGL1778W3404583O18b72b7280EUROPEANSTANDARDEN50054NORMEEUROPéENNEEUROP?ISCHENORMJuly1998ICs13.220.6019.080SupersedesENSOOS41991+A1:1995Descriptors:Electricalapparatus,explosivea
6、tmosphere.detector,measuringapparutus,flammablegas,combustiblegss,óa(chǎn)fetyrequirement,testmethodEnglishversionElectricalapparatusforthedetectionandmeasurementofcombustiblegasesGeneralrequirementsandtestmethodsAppareilsélectriquesdedétectionetdeElektrischeGer?tefürdasAufspürenmesure
7、desgazcombustiblesunddieMessungbrennbarerGaseRèglesgénéralesetméthodesd'essaisAllgemeineAnforderungenundPrüfmethodenThisEuropeanStandardwasapprovedbyCENELECon1996-12-09.CENELECmembersareboundtocomplywiththeCENICENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuro
8、peanStandardthestatusofanationalstandard
