1、BRITISH STANDARD AEROSPACE SERIES BS EN 2591-426:2001 Elements of electrical and optical connection Test methods Part 426: Contact retention system effectiveness The European Standard EN 2591-426:2001 has the status of a British Standard ICS 49.060 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITT
2、ED BY COPYRIGHT LAWBS EN 2591-426:2001 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 12 December 2001 BSI 12 December 2001 ISBN 0 580 38120 X
3、 National foreword This British Standard is the official English language version of EN 2591-426:2001. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace Avionic Electrical and Fibre Optic Technology, to Subcommittee ACE /6/3, Aerospace - Connectors, which
4、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 this document may be found in the BSI Standards Catalogue unde
5、r 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. Users of British Standards are responsible for their correct ap
6、plication. 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;
7、 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 copyright date displayed in this document indicates w
8、hen the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN2591426 November2001 ICS49.060 Englishversion AerospaceseriesElementsofelectricalandopticalconnection TestmethodsPart426:Contactretentionsystem effectiveness S
9、riearospatialeOrganesdeconnexionlectriqueet optiqueMthodesdessaisPartie426:Efficacitdu systmedertentiondescontacts LuftundRaumfahrtElektrischeundoptische VerbindungselementePrfverfahrenTeil426: WirksamkeitdesKontakthaltesystems ThisEuropeanStandardwasapprovedbyCENon4June2001. CENmembersareboundtocom
10、plywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanSt
11、andardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,
12、Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsof
13、exploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN2591426:2001EEN2591426:2001(E) 2 Foreword ThisEuropeanStandardhasbeenpreparedbytheEuropeanAssociationofAerospaceManufacturers (AECMA). AfterinquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisSta
14、ndardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesof AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidentical textorbyendorsement,atthelatestbyMay2002,andconflictingnationalstandardss
15、hallbewithdrawnat thelatestbyMay2002. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway
16、,Portugal, Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN2591426:2001(E) 3 1 Scope Thisstandardspecifiesamethodofassessingtheeffectivenessofthecontactretentionsystemusedin elementsofelectricalandopticalconnectionsubjectedtoatensileforcewithasimultaneousrotational movement. ItshallbeusedtogetherwithE
17、N2591100. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications. Thesenormativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelisted hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsa
18、pplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthe latesteditionofthepublicationreferredtoapplies. EN2591100 AerospaceseriesElementsofelectricalandopticalconnectionTestmethods Part100:General 1) 3 Preparationofspecimens 3.1 Specimensshallbefittedwithcont
19、actscrimpedtothespecifiedsteelcablewiththespecifiedtool. 3.2 Unlessspecifiedinthetechnicalspecification,thefollowingdetailsshallbestated: crimpingtool; steelcabletype; forcetobeappliedtoeachcontactsize; requirement. 4 Apparatus Seefigure1. 1) PublishedasAECMAPrestandardatthedateofpublicationofthisst
20、andardEN2591426:2001(E) 4 5 Method 5.1 Numberofcontactstobetested Twocontactsofeachsizeperspecimen Key 1 Specimen 2 Turntable Figure1Exampleofapparatus 5.2 Procedure Thespecimensshallbemountedinaccordancewithfigure1,contactsshallbetestedindividually. Thespecifiedtensileforceshallbeappliedtothesteelc
21、able. Thespecimenshallbesubjectedto100rotations(10rpmto20rpm)inonedirection. Theinitialorientationofthespecimen(e.g.xxaxis)shallremainunchangedduringthetest. 5.3 Requirement Thecontactshallnotbecomedislodgedfromitscavity.BS EN 2591-426:2001 BSI 389 Chiswick High Road London W4 4AL BSI British Standa
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