1、BRITISH STANDARD AEROSPACE SERIES BS EN 3745-701:2002 Fibres and cables, optical, aircraft use Test methods Part 701: Strippability The European Standard EN 3745-701:2002 has the status of a British Standard ICS 49.060 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 3745-
2、701:2002 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 25 June 2002 BSI 25 June 2002 ISBN 0 580 39897 8 National foreword This British Standa
3、rd is the official English language version of EN 3745-701:2002. 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 responsib
4、ility 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 section ent
5、itled “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 application. Compli
6、ance 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
7、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 document
8、was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN3745701 June2002 ICS49.060 Englishversion AerospaceseriesFibresandcables,optical,aircraftuseTest methodsPart701:Strippability SriearospatialeFibresetcblesoptiquesusage aronauti
9、queMthodesdessaisPartie701: Dnudabilit LuftundRaumfahrtFaseroptischeLeitungenfr LuftfahrzeugePrfverfahrenTeil701:Abmantelung ThisEuropeanStandardwasapprovedbyCENon1March2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthes
10、tatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslatio
11、n undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portu
12、gal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN3745701:2002
13、EEN3745701:2002(E) 2 Foreword Thisdocument(EN3745701:2002)hasbeenpreparedbytheEuropeanAssociationofAerospace Manufacturers(AECMA). AfterenquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServicesofthememberco
14、untriesof AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidentical textorbyendorsement,atthelatestbyDecember2002,andconflictingnationalstandardsshallbe withdrawnatthelatestbyDecember2002. AccordingtotheCEN/CENELECInternalRegulat
15、ions,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway, Portugal,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN3745701:2002(E)
16、 3 1 Scope Thisstandardspecifiesamethodofmeasuringthemechanicalstrippabilityofanopticalfibreorcable. 2 Normativesreferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications. Thesenormativereferencesarecitedattheappropriateplacesinthetextandthepublicationsareli
17、sted hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthe latesteditionofthepublicationreferredtoapplies. EN 3745100 AerospaceseriesFibresandcables,optical,aircraftuseTe
18、stmethods Part100:General 1) EN 3745201 AerospaceseriesFibresandcables,optical,aircraftuseTestmethods Part201:Visualexamination 3 Preparationofspecimens 3.1 Thespecimensshallbepreparedaccordingtotheproductstandard. Ifnotyetatstandardtestconditions,thespecimensshallbesubjectedtostandardtestconditions
19、and stabilizedattheseconditionsfor24hasdefinedinEN3745100. 3.2 Unlessspecifiedinthetechnicalspecification,thefollowingdetailsshallbestated: numberofspecimenstobetested; typeandlengthofspecimen; bladedesignortoolspecification; load( F)definedinrelationtothelayerofthecabletobestripped; length( L)ofthe
20、elementtobestripped; speedofapplicationoftheload,ifdifferentfrom(100 10 )mm/min; maximumpermittedchangeinthestrippedlengthafterrelaxationofthestrippedlayer. 4 Apparatus Theapparatusshallcomprise: atestfixturecapableofkeepingthebladeclosedperpendiculartotheaxisofthecable; asuitabledevicewhichcanapply
21、andmeasurethestrippingforcealongtheaxisofthespecimenat thespecifieduniformrate; atypicalarrangementisshowninfigure1(fixedormovingblade). 1) InpreparationatthedateofpublicationofthisstandardEN3745701:2002(E) 4 Figure1 5 Method 5.1 Procedure Marklength( L)onthelayertobestripped. Closethebladesonthedes
22、iredlayerofthespecimen. Securelyfixeitherthecableortheblade. Increasetheforceontheblade/cable(whicheverisnotfixed). Measurethemaximumforceappliedbeforethelayertobestrippedslides. 5.2 Finalmeasurementsandrequirements Themaximumforceshallbenogreaterthanthevaluespecifiedintheproductstandard. Examinethe
23、strippedcable/fibrefordamageinaccordancewithEN3745201. Blades F F Blades Opticalfibre/cable Opticalfibre/cable L LBS EN 3745-701:2002 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presen
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