EN 2591-325-2002 en Aerospace series - Elements of electrical and optical connection - Test methods - Part 325 Ice resistance《航空和航天系列 电气和光学仪器连接元件的试验方法 第325部分 抗冰冻》.pdf

1、BRITISH STANDARD AEROSPACE SERIES BS EN 2591-325:2002 Elements of electrical and optical connection Test methods Part 325: Ice resistance The European Standard EN 2591-325:2002 has the status of a British Standard ICS 49.060 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN

2、 2591-325:2002 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 4 July 2002 BSI 4 July 2002 ISBN 0 580 39950 8 National foreword This British St

3、andard is the official English language version of EN 2591-325:2002. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology, to Subcommittee ACE/6/3, Aerospace Connectors, 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 EN2591325 June2002 ICS49.060 Englishversion AerospaceseriesElementsofelectricalandopticalconnection TestmethodsPart325:Iceresistance SriearospatialeOrganesdeconnexionlectriqueet optiqueMthodesdessaisPartie325:Rsi

9、stancela glace LuftundRaumfahrtElektrischeundoptische VerbindungselementePrfverfahrenTeil325: BestndigkeitgegenEis ThisEuropeanStandardwasapprovedbyCENon8February2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusof

10、anationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation under

11、theresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spa

12、in,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN2591325:2002EEN2591

13、325:2002(E) 2 Foreword Thisdocument(EN2591325:2002)hasbeenpreparedbytheEuropeanAssociationofAerospace Manufacturers(AECMA). AfterenquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServicesofthemembercountries

14、of AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidentical textorbyendorsement,atthelatestbyDecember2002,andconflictingnationalstandardsshallbe withdrawnatthelatestbyDecember2002. AccordingtotheCEN/CENELECInternalRegulations,th

15、enationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway, Portugal,Spain,Sweden,SwitzerlandandtheUnitedKingdomEN2591325:2002(E) 3 1 Sco

16、pe Thisstandardspecifiestwomethodsformeasuringtheabilityforaconnectortoresistice. ItshallbeusedtogetherwithEN2591100. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications. Thesenormativereferencesarecitedattheappropriateplacesinthetextandthe

17、publicationsarelisted hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthe latesteditionofthepublicationreferredtoapplies. EN2591100 AerospaceseriesElementsofelectricala

18、ndopticalconnectionTestmethods Part100:General 1) 3 Preparationofspecimens Thespecimensshallbefittedwiththeirnormalaccessories,andwiredupinaccordancewiththetechnical specification. Thefollowingdetailsshallbespecifiedinthetechnicalspecification: couplinganduncouplingtorque. 4 Method 4.1 MethodA,water

19、immersiontest Thespecimensshallbetotallyimmersedinwaterfor1minandthenshakentoremoveexcesswater.They arethenplacedinchamberwiththetemperaturemaintainedat( - 65 0 5 - )Cfor1h. Thisprocedureshallberepeatedthreetimes. Immediatelyafterthethirdimmersion,thespecimensshallbeunmatedandmatedtwice. Couplingand

20、uncouplingtorquemeasurementsshallbeperformedduringthesecondoperation. 1) PublishedasAECMAPrestandardatthedateofpublicationofthisstandardEN2591325:2002(E) 4 4.2 MethodB,watersprayingtest Thespecimensshallbeplacedinachamberwherethetemperatureismaintainedat( - 18 0 5 - )Cfor1h. Immediatelyafterremovalf

21、romthechamber,thespecimensshallbesprayedwithwaterat(2 5 0 + )Cover theirentiresurfacefor5min. Thesprayshallbeplacedatamaximumof305mmdistancefromthespecimen. Afterspraying,thespecimensshallbereplacedinthechamberwherethetemperatureismaintainedat (- 18 0 5 - )Cfor30min. Immediatelyafterremovalfromthech

22、amber,couplinganduncouplingtorquemeasurementsshallbe performed. 5 Requirements Thetorquemeasurementsshallbewithinthelimitsspecifiedinthetechnicalspecification.BS EN 2591-325:2002 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsib

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