1、BRITISH STANDARD AEROSPACE SERIES BS EN 3475-409:2002 Cables, electrical, aircraft use Test methods Part 409: Air-excluded ageing The European Standard EN 3475-409:2002 has the status of a British Standard ICS 49.060 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 3475-40
2、9:2002 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 05 February 2002 BSI 05 February 2002 ISBN 0 580 38377 6 National foreword This British
3、Standard is the official English language version of EN 3475-409:2002. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace, avionic, electrical and fibre optic technology, to Subcommittee ACE/6/2, Aerospace Cables, which has the responsibility to: A list of
4、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 entitled “International
5、 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. Compliance with a British
6、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 for change, and keep the UK interests informed; monitor related international and European develop
7、ments 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 was last issued. Amendments issued
8、 since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN3475409 January2002 ICS49.060 Englishversion AerospaceseriesCables,electrical,aircraftuseTest methodsPart409:Airexcludedageing SriearospatialeCbleslectriquesusage aronautiqueMthodesdessaiPartie409: Vieillisseme
9、ntlabridelair LuftundRaumfahrtElektrischeLeitungenfrLuftfahrt, VerwendungPrfverfahrenTeil409:Alterungineinem verschlossenen,luftdichtenRaum ThisEuropeanStandardwasapprovedbyCENon6August2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope
10、 an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagem
11、adebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherla
12、nds,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.N
13、o.EN3475409:2002EEN3475409:2002(E) 2 Foreword Thisdocument(EN3475409:2002)hasbeenpreparedbytheEuropeanAssociationofAerospace Manufacturers(AECMA). AfterenquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServi
14、cesofthemembercountriesof AECMA,priortoitspresentationtoCEN ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidentical textorbyendorsement,atthelatestbyJuly2002,andconflictingnationalstandardsshallbewithdrawnatthe latestbyJuly2002. AccordingtotheCEN/CENELECInternal
15、Regulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway, Portugal,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN3475409:
16、2002(E) 3 1 Scope Thisstandardspecifiesamethodofdeterminingthebehaviourofafinishedcableafterageingintheabsence ofair. ItshallbeusedtogetherwithEN3475100. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications. Thesenormativereferencesarecitedat
17、theappropriateplacesinthetextandthepublicationsarelisted hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthe latesteditionofthepublicationreferredtoapplies. EN3475100 A
18、erospaceseriesCables,electrical,aircraftuseTestmethodsPart100:General 3 Preparationofaspecimen Takeaspecimenof100mmlength. 4 Apparatus Ametaltubeandanovenshallberequiredforthistest.Thetubeshallhaveausefulinternallengthof 120mmandaninsidediameterof30mm.Theendsofthetubeshallbesealed(seefigure1). Key 1
19、B r a z e d Figure1 1 Screwsealingcap brassorcoppertubeEN3475409:2002(E) 4 5 Method 5.1 Procedure Thespecimenshallbesealedinthetubewhichshallthenbeplacedintheovenatthetemperatureandfor thetimespecifiedintheproductstandard.Attheendofthistimethetubeshallberemovedfromtheoven andcooledtoambienttemperatu
20、re. ThespecimenshallthenberemovedfromthetubeandbentintoaUshapewithacurvaturesixtimesthe specifiedmaximumexternaldiameterofthecableorcore. 5.2 Requirements Thecablecoveringshallnotshowanysignofcracking,splittingorreversion.BS EN 3475-409:2002 BSI 389 Chiswick High Road London W4 4AL BSI British Stand
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