1、BRITISH STANDARD AEROSPACE SERIES BS EN 2591-423:2005 Elements of electrical and optical connection Test methods Part 423: Connector rear accessories thread strength The European Standard EN 2591-423:2005 has the status of a British Standard ICS 49.060 Licensed Copy: Wang Bin, na, Mon May 08 02:49:1
2、7 BST 2006, Uncontrolled Copy, (c) BSIBS EN 2591-423:2005 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 10 February 2006 BSI 10 February 2006 ISBN 0 580 47801 7 National foreword This British Standard is the official English language versio
3、n of EN 2591-423:2005. 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: aid enquirers to understand the text; present to the r
4、esponsible international/European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this subcommittee can be obtained on
5、 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 Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the
6、BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary o
7、f pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 5 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments Licensed Copy: Wang Bin,
8、 na, Mon May 08 02:49:17 BST 2006, Uncontrolled Copy, (c) BSIEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN2591423 October2005 ICS49.060 EnglishVersion AerospaceseriesElementsofelectricalandopticalconnection TestmethodsPart423:Connectorrearaccessoriesthread strength SriearospatialeOrganesdeconnex
9、ionlectriqueet optiqueMthodesdessaisPartie423:Rsistancedes filetagesarriresdesconnecteurs LuftundRaumfahrtElektrischeundoptische VerbindungselementePrverfahrenTeil423: Steckverbinder,FestigkeitdesrckwrtigenGewindes ThisEuropeanStandardwasapprovedbyCENon19September2005. CENmembersareboundtocomplywith
10、theCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember. ThisEuropeanStandar
11、dexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusast heofficial versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,Cyprus,CzechRepub
12、lic,Denmark,Estonia,Finland,France, Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal, Slovakia, Slovenia,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORM
13、UNG ManagementCentre:ruedeStassart,36B1050Brussels 2005CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN2591423:2005:E Licensed Copy: Wang Bin, na, Mon May 08 02:49:17 BST 2006, Uncontrolled Copy, (c) BSIEN 2591-423:2005 2 Contents Page Foreword 3 1
14、Scope .4 2 Normative references .4 3 Preparation of specimens 4 4 Apparatus 5 5 Method .5 Licensed Copy: Wang Bin, na, Mon May 08 02:49:17 BST 2006, Uncontrolled Copy, (c) BSIEN 2591-423:2005 3 Foreword This European Standard (EN 2591-423:2005) has been prepared by the European Association of Aerosp
15、ace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of AECMA, prior to its presentation to CEN.
16、 This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by April 2006, and conflicting national standards shall be withdrawn at the latest by April 2006. Attention is drawn to the possibility that some of t
17、he elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement
18、this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom.
19、Licensed Copy: Wang Bin, na, Mon May 08 02:49:17 BST 2006, Uncontrolled Copy, (c) BSI4 1 Scope This standard specifies a method to verify the ability of the accessory thread of the connector to withstand stresses. It shall be used together with EN 2591-100. 2 Normative references The following refer
20、enced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2591-100, Aerospace series Elements of electrical and optical con
21、nection Test methods Part 100: General. EN 2591-101, Aerospace series Elements of electrical and optical connection Test methods Part 101: Visual examination. 3 Preparation of specimens 3.1 The specimens shall be mated and mounted as in normal service to a rigid panel (which shall not be deformed by
22、 the applied stress), see Figure 1. 3.2 Unless indicated in the technical specification, the following details shall be specified: torque values. EN 2591-423:2005 Licensed Copy: Wang Bin, na, Mon May 08 02:49:17 BST 2006, Uncontrolled Copy, (c) BSI5 Key 1 Simulated mounting panel 2 Receptacle shell
23、3 Plug shell 4 Back shell 5 Torque wrench lever arm Figure 1 Connector rear accessory thread strength 4 Apparatus The torque wrench shall be attached as shown on Figure 1. Any suitable equipment for applying and measuring the torque values. 5 Method 5.1 Procedure A torque shall be applied to the acc
24、essory end of the plug at a rate of approximately 1 Nm/s until the required torque is achieved. The applied load shall be held for one minute. 5.2 Requirement After removal, the specimens shall be examined visually as per test EN 2591-101. No deformation on any constituent part shall be observed. EN
25、 2591-423:2005 Licensed Copy: Wang Bin, na, Mon May 08 02:49:17 BST 2006, Uncontrolled Copy, (c) BSIBS EN 2591-423:2005 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view
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