1、BRITISH STANDARD AEROSPACE SERIES BS EN 2591-612:2001 Elements of electrical and optical connection Test methods Part 612: Optical elements Effectiveness of cable attachment Cable axial compression The European Standard EN 2591-612:2001 has the status of a British Standard ICS 49.060 NO COPYING WITH
2、OUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 2591-612:2001 This British Standard, having been prepared under the direction of the Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 14 December 2001 BSI
3、 14 December 2001 ISBN 0 580 38139 0 National foreword This British Standard is the official English language version of EN 2591-612:2001. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace Avionic Electrical and Fibre Optic Technology, to Subcommittee ACE
4、/6/10, Aerospace - Fibre optic systems and equipment, which 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 or European publications referred to in th
5、is document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Use
6、rs of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation, or proposals f
7、or change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 4, an inside back cover and a back cover. The BSI copyrig
8、ht date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN2591612 November2001 ICS49.060 Englishversion AerospaceseriesElementsofelectricalandopticalconnection Testmethods
9、Part612:OpticalelementsEffectivenessof cableattachmentCableaxialcompression SriearospatialeOrganesdeconnexionlectriqueet optiqueMthodesdessaisPartie612:Organesoptiques EfficacitdelattacheducbleCompressionaxialedu cble LuftundRaumfahrtElektrischeundoptische VerbindungselementePrfverfahrenTeil612:Opti
10、sche ElementeWirksamkeitderLeitungsbefestigungAxialer Druck ThisEuropeanStandardwasapprovedbyCENon4June2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibli
11、ographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedt
12、otheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDA
13、RDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN2591612:2001EEN2591612:2001(E) 2 Foreword ThisEuropeanStandardhasbeenpreparedbytheEu
14、ropeanAssociationofAerospaceManufacturers (AECMA). AfterinquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesof AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhe
15、statusofanationalstandard,eitherbypublicationofanidentical textorbyendorsement,atthelatestbyMay2002,andconflictingnationalstandardsshallbewithdrawnat thelatestbyMay2002. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEurop
16、eanStandard:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal, Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN2591612:2001(E) 3 1 Scope Thisstandardspecifiesamethodofcheckingtheeffectivenessofcableattachmentintheaxialcomp
17、ression modeforopticalconnectionelements(includingpermanentconnections)andfibreopticcouplers. ItshallbeusedtogetherwithEN2591100. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications. Thesenormativereferencesarecitedattheappropriateplacesinth
18、etextandthepublicationsarelisted hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthe latesteditionofthepublicationreferredtoapplies. EN2591100 AerospaceseriesElementsof
19、electricalandopticalconnectionTestmethods Part100:General 1) EN2591601 AerospaceseriesElementsofelectricalandopticalconnectionTestmethods Part601:OpticalelementsInsertionloss EN2591602 AerospaceseriesElementsofelectricalandopticalconnectionTestmethods Part602:OpticalelementsVariationofattenuationand
20、opticaldiscontinuity EN25916101 AerospaceseriesElementsofelectricalandopticalconnectionTestmethods Part6101:OpticalelementsVisualexamination 3 Preparationofspecimens 3.1 Specimensshallbefittedwithnormalaccessoriesandterminatedinaccordancewiththeproduct standard. Ifnotyetatstandardtestconditions,thes
21、pecimensshallbesubjectedtostandardtestconditionsand stabilizedattheseconditionsfor24hasdefinedinEN2591100. 3.2 Unlessotherwiseindicatedinthetechnicalspecification,thefollowingdetailsshallbespecified: loadtobeapplied; speedofoperation; maximumpermissiblevariationofattenuation; maximumvalueofinsertion
22、loss; typeandlengthofcable/fibre. 4 Apparatus SeeEN2591602plus: atestsetupfittedwithaholdingdevicecapableofgrippingthecableorcablebundleatdistanceLof threetimesthecableorcablebundlediameterfromtherigidretentiondeviceandasuitablegaugefor measuringthecompressionforcebetweenthecableandtheopticalconnect
23、ionelement. Atypicalarrangementisshowninfigure1. 1) PublishedasAECMAPrestandardatthedateofpublicationofthisstandardEN2591612:2001(E) 4 Key 1 Holdingdevice 2 Load 3 Cable 4 Rigidretentiondevice Figure1 5 Method 5.1 Theaxialcompressiontestisappliedtothecableorcablebundleaccordingtotable1. Table1 Diame
24、terofcableorcablebundle d mm Compressionforce N 0 d 3 10 3 d 6 20 6 d 10 50 10 d 100 Theforceisappliedfortwominutes. Thevariationofattenuation(EN2591602MethodA)shallbemonitoredthroughoutthetest. NOTE Cautionshallbetakennottodamagethecable. 5.2 Finalmeasurementsandrequirements EN25916101Visualexamina
25、tion EN2591601InsertionlossBS EN 2591-612:2001 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporate
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