EN 3745-511-2002 en Aerospace series - Fibres and cables optical aircraft use Test methods Part 511 Cable to cable abrasion《航空航天系列 航空器用光纤和光缆的试验方法 第511部分 电缆间磨损》.pdf

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1、BRITISH STANDARD AEROSPACE SERIES BS EN 3745-511:2002 Fibres and cables, optical, aircraft use Test methods Part 511: Cable to cable abrasion The European Standard EN 3745-511:2002 has the status of a British Standard ICS 49.060 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWB

2、S EN 3745-511:2002 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 11 July 2002 BSI 11 July 2002 ISBN 0 580 40058 1 National foreword This Brit

3、ish Standard is the official English language version of EN 3745-511:2002. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology, to Subcommittee ACE/6/10, Aerospace fibre optic systems and equipment, which has the

4、 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 this document may be found in the BSI Standards Catalogue under the s

5、ection 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. Users of British Standards are responsible for their correct applicati

6、on. Compliance 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; monito

7、r 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 copyright date displayed in this document indicates when the

8、 document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN3745511 June2002 ICS49.060 Englishversion AerospaceseriesFibresandcables,optical,aircraftuseTest methodsPart511:Cabletocableabrasion SriearospatialeFibresetcblesoptiq

9、uesusage aronautiqueMthodesdessaisPartie511:Abrasion cblecble LuftundRaumfahrtFaseroptischeLeitungenfr LuftfahrzeugePrfverfahrenTeil511:KabelzuKabel Abriebbestndigkeit ThisEuropeanStandardwasapprovedbyCENon1March2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheco

10、nditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).

11、Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Ital

12、y,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwidef

13、orCENnationalMembers. Ref.No.EN3745511:2002EEN3745511:2002(E) 2 Foreword Thisdocument(EN3745511:2002)hasbeenpreparedbytheEuropeanAssociationofAerospace Manufacturers(AECMA). AfterenquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAsso

14、ciationsandtheOfficialServicesofthemembercountriesof AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidentical textorbyendorsement,atthelatestbyDecember2002,andconflictingnationalstandardsshallbe withdrawnatthelatestbyDecember200

15、2. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway, Portugal,Spain,Sweden,Switz

16、erlandandtheUnitedKingdomEN3745511:2002(E) 3 1 Scope Thisstandardspecifiesamethodofmeasuringtheresistanceofanopticalcabletoabrasionbetweencables. 2 Normativesreferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications. Thesenormativereferencesarecitedattheappr

17、opriateplacesinthetextandthepublicationsarelisted hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthe latesteditionofthepublicationreferredtoapplies. EN 3745100 Aerospa

18、ceseriesFibresandcables,optical,aircraftuseTestmethods Part100:General 1) EN 3745201 AerospaceseriesFibresandcables,optical,aircraftuseTestmethods Part201:Visualexamination 3 Preparationofspecimens 3.1 Thespecimensshallbepreparedaccordingtotheproductstandard. Ifnotyetatstandardtestconditions,thespec

19、imensshallbesubjectedtostandardtestconditionsand stabilizedattheseconditionsfor24hasdefinedinEN3745100. 3.2 Unlessspecifiedinthetechnicalspecification,thefollowingdetailsshallbestated: numberofspecimens; typeandlengthofopticalcabletobetested(cableB); typeandlengthofothercable(cableA:electricaloropti

20、cal); loadMtobeused; duration; intervalsbetweenvisualexaminationofthecable. 4 Apparatus Theapparatusshallcomprise: aspecifiedcable(cableA)attachedtoamovingjigwhichoscillateswithafrequencyof10Hzand amplitudeof(6,35 0,25 )mmpeaktopeak; theopticalcableundertest(cableB)whichissecuredtoafixedbracketandtu

21、rnsoncearound cableA; aload(M)appliedtocableBwhichprovidesthetensioninthecable.Thelength( L)hastobeadjusted inordertoavoidresonancesincableBduringthetest. 1) InpreparationatthedateofpublicationofthisstandardEN3745511:2002(E) 4 Atypicalarrangementisshowninfigure1.Thecablefrictionpointshallbeapproxima

22、telyinthemiddleofthe cableA( 10%)andtheangle( a )shallbebetween20and22.Thepulleydiametershallbegreaterthan 14timesthecablediameter. Figure1 5 Method 5.1 Procedure AttachtheopticalcableBtothebracketandaroundthecableA. Applytheload(M)totheopticalcableB. Beginthefrictionbetweencables. Makeavisualexamin

23、ationofthecableBatthespecifiedtimeintervals. 5.2 Finalmeasurementsandrequirements ExaminecableBfordamageinaccordancewithEN3745201Visualexamination.BS EN 3745-511:2002 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for prepa

24、ring British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or edition

25、s. It is the constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found on the insid

26、e front cover. Tel: +44 (0)20 8996 9000. Fax: +44 (0)20 8996 7400. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Orders for all BSI, international and foreign standards publication

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28、ave been published as British Standards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service. Various BSI electronic information services are al

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31、bout BSI is available on the BSI website at http:/www.bsi-. Copyright Copyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. Except as permitted under the Copyright, Designs and Patents Act 1988 no extract

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