1、Cables, electrical, aircraft use Test methods Part 405: Bending at ambient temperature The European Standard EN 3475-405:2002 has the status of a British Standard ICs 49.060 BS EN 3475405:2002 Wk present to the responsible European committee any enquiries on the interpretation, or proposals for chan
2、ge, 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-refer en ces The British Standards which implement internationa
3、l 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 ofthe BSI Standards Electronic Catalogue. A British Standard does not purport to include all
4、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, an inside front cover, the EN title
5、page, pages 2 and 3, and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. OBSI 04 February 2002 ISBN O 580 38363 6 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3475-405 January 2002 ICs 49.060 English version Aerospace series - Cabl
6、es, electrical, aircraft use - Test methods - Part 405: Bending at ambient temperature Srie arospatiale - Cbles lectriques usage aronautique - Mthodes dessai - Partie 405: Courbure la temprature ambiante Luft- und Raumfahrt - Elektrische Leitungen fr Luftfahrt, Verwendung - Prfverfahren - Teil 405:
7、Biegen bei Raumtemperatur This European Standard was approved by CEN on 6 August 2001 CEN members are bound to comply with the CENKENELEC 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
8、nd bibliographical references concerning such national standards may be obtained on application to the Management Centre 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 responsibil
9、ity of a CEN member into its own language and notified to the Management Centre 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, Malta, Neth
10、erlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION EUROPISCHES KOMITEE FR NORMUNG COMIT EUROPEN DE NORMALISATION Management Centre: rue de Stassart, 36 B-1050 Brussels O 2002 CEN All rights of exploitation in any form and by any means res
11、erved worldwide for CEN national Members. Ref. No. EN 34754052002 E EN 3475-405:2002 (E) Foreword This document (EN 3475-405:2002) has been prepared by the European Association of Aerospace Manufacturers (AECMA). After enquiries and votes carried out in accordance with the rules of this Association,
12、 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, at
13、 the latest by July 2002, and conflicting national standards shall be withdrawn at the latest by July 2002. According to the CENKENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard : Austria, Belgium, Czech Republ
14、ic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. 2 EN 3475-405:2002 (E) 1 Scope This standard specifies a method of determining the behaviour of a cable after a bend test at am
15、bient tem perature. It shall be used together with EN 3475-100. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed here
16、after. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. EN 3475-100 Aerospace series - Cabl
17、es, electrical, aircraft use - Test methods - Part 100: General EN 3475-302 Aerospace series - Cables, electrical, aircraft use - Test methods - Part 302: Voltage proof test 3 Preparation of a specimen Take a specimen at least 750 mm in length from a finished cable. 4 Apparatus A horizontally suppor
18、ted mandrel shall be required for this test. The diameter of the mandrel and the load weight to be used shall be given in the technical specification. 5 Method 5.1 Procedure Fix one end of the specimen to the mandrel and load the other end. Turn the mandrel at between two and three turns per minute
19、until the total length of the specimen is wound around it. Move the mandrel in the opposite direction until the total length of the specimen is wound, the compressed part in the first operation becoming the stretched part in the second. The cycle shall be performed twice. 5.2 On completion, the spec
20、imen shall pass the voltage proof test defined in EN 3475-302. Req u i remen t 3 BS EN 3475-405:2002 B SI 389 Chiswick High Road London W4 4AL BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international lev
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