1、BRITISH STANDARD AEROSPACE SERIES BSEN 2591-404:1998 Elements of electrical and optical connection Test methods Part 404: Transverse load The European Standard EN2591-404:1998 has the status of a British Standard ICS 49.060BSEN2591-404:1998 This British Standard, having been prepared under the direc
2、tionof the Engineering SectorCommittee, was publishedunder the authority ofthe Standards Committee andcomes into effect on 15 November1998 BSI 05-1999 ISBN 0 580 30710 7 National foreword This British Standard is the English language version of EN 2591-404:1998. The UK participation in its preparati
3、on 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 responsible international/European committee any enquiries on
4、the interpretation, or proposals for change, and keep the 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 request to its secretary. Cross-references The British S
5、tandards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Sta
6、ndard 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 Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover
7、, an inside front cover, pages i and ii, theEN title page, pages 2 and 3 and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. Amendments issued since publication Amd. N
8、o. Date CommentsBSEN2591-404:1998 BSI 05-1999 i Contents Page National foreword Inside front cover Foreword 2 Text of EN2591-404 3ii blankEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN2591-404 August1998 ICS 49.060 Descriptors: Aircraft industry, aircraft equipment, connecting equipment, test
9、English version Aerospace series Elements of electrical and optical connection Test methods Part 404: Transverse load Srie arospatiale Organes de connexion lectrique et optique Mthodes dessais Partie 404: Charge transversale Luft- und Raumfahrt Elektrische und optische Verbindungselemente Prfverfahr
10、en Teil 404: Querkraft This European Standard was approved by CEN on23 February1998. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists a
11、nd bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsib
12、ility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherl
13、ands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1998 CEN All rights of exploitation in any form and by any means re
14、served worldwide for CEN national Members. Ref. No. EN 2591-404:1998 EEN2591-404:1998 BSI 05-1999 2 Foreword This European Standard has been prepared by the European Association of Aerospace Manufacturers (AECMA). After inquiries and votes carried out in accordance with the rules of this Association
15、, 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. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement,
16、at the latest by February1999, and conflicting national standards shall be withdrawn at the latest by February1999. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czec
17、h Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and theUnitedKingdom. Contents Page Foreword 2 1 Scope 3 2 Normative references 3 3 Preparation of specimens 3 4 Method 3 Figure 1 Example of test set
18、-up 3EN2591-404:1998 BSI 05-1999 3 1 Scope This standard specifies a method of assessing the ability of elements of connection to withstand transverse loads without mechanical or electrical damage. It shall be used together with EN2591. 2 Normative references This European Standard incorporates by d
19、ated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard
20、 only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. EN2591, Aerospace series Elements of electrical and optical connection Test methods General. EN2591-101, Aerospace series Elements of electrical and optical conne
21、ction Test methods Part 101: Visual examination. EN2591-204, Aerospace series Elements of electrical and optical connection Test methods Part 204: Discontinuity of contacts in the microsecond range. EN2591-205, Aerospace series Elements of electrical and optical connection Test methods Part 205: Hou
22、sing (shell) electrical continuity. EN2591-408, Aerospace series Elements of electrical and optical connection Test methods Part 408: Mating and unmating forces 1) . 3 Preparation of specimens 3.1 Specimens shall be mated and peripheral contacts shall be wired in series. The receptacle shall be moun
23、ted on a rigid support (see Figure 1). The plug shall be fitted with a specified accessory or adaptor. 3.2 Unless specified in the technical specification, the following details shall be stated: type of plug accessory or adaptor; point of load application; load and distance between support and point
24、 of application; final measurements (if applicable). 4 Method 4.1 Procedure The load shall be applied parallel to the mounting plate. It shall be increased at a rate not exceeding45N/s until the specified value is reached, then maintained for1min. Measurements according to EN2591-204 (MethodB) shall
25、 be carried out throughout the test. If specified, measurements according to EN2591-205 shall be carried out throughout the test. No discontinuity greater than14s shall be observed. 4.2 Final measurements (if applicable) The specimens shall be subjected to the following test sequence: EN2591-101; EN
26、2591-408. 1) Published as AECMA Prestandard at the date of publication of this standard Figure 1 Example of test set-upBS EN 2591-404:1998 BSI 389 Chiswick High Road London W4 4AL BSIBritishStandardsInstitution BSI is the independent national body responsible for preparing BritishStandards. It prese
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