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1、BRITISH STANDARD BS EN 2349-303:2006 Aerospace series Requirements and test procedures for relays and contactors Part 303: Dielectric strength The European Standard EN 2349-303:2006 has the status of a British Standard ICS 49.060 ? Licensed Copy: London South Bank University, London South Bank Unive
2、rsity, Tue Jan 23 07:42:41 GMT+00:00 2007, Uncontrolled Copy, (c) BSI BS EN 2349-303:2006 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 January 2007 BSI 2007 ISBN 978 0 580 50019 0 National foreword This British Standard was published by
3、 BSI. It is the UK implementation of EN 2349-303:2006. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology, to Panel ACE/6/-/4, Aerospace Switching devices. A list of organizations represented on ACE/6/-/4 can be
4、 obtained on request to its secretary. 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 cannot confer immunity from legal obligations. Amendments issued since publication Amd
5、. No. DateComments Licensed Copy: London South Bank University, London South Bank University, Tue Jan 23 07:42:41 GMT+00:00 2007, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2349-303 October 2006 ICS 49.060 English Version Aerospace series - Requirements and test
6、procedures for relays and contactors - Part 303: Dielectric strength Srie arospatiale - Exigences et mthodes dessais des relais et contacteurs - Partie 303 : Rigidit dilectrique Luft- und Raumfahrt - Anforderungen und Prfverfahren fr Relais und Schaltschtze - Teil 303: Spannungsfestigkeit This Europ
7、ean Standard was approved by CEN on 10 May 2006. 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 and bibliographical references concer
8、ning 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 responsibility of a CEN member into its own l
9、anguage and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg
10、, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2006 CENAll rights o
11、f exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 2349-303:2006: E Licensed Copy: London South Bank University, London South Bank University, Tue Jan 23 07:42:41 GMT+00:00 2007, Uncontrolled Copy, (c) BSI 2 Contents Page Foreword3 1 Scope 4 2 Normat
12、ive references4 3 Test procedures.4 4 Test criteria.4 EN 2349-303:2006 Licensed Copy: London South Bank University, London South Bank University, Tue Jan 23 07:42:41 GMT+00:00 2007, Uncontrolled Copy, (c) BSI 3 Foreword This document (EN 2349-303:2006) has been prepared by the AeroSpace and Defense
13、Industries Association of Europe - Standardization (ASD-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 ASD, prior to its presentat
14、ion 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 the latest by April 2007, and conflicting national standards shall be withdrawn at the latest by April 2007. Attention is drawn to the possibility tha
15、t some of the 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
16、 implement 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, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and
17、the United Kingdom. EN 2349-303:2006 Licensed Copy: London South Bank University, London South Bank University, Tue Jan 23 07:42:41 GMT+00:00 2007, Uncontrolled Copy, (c) BSI 4 1 Scope This standard specifies a method for testing the dielectric strength of relays and contactors. It shall be used tog
18、ether with EN 2349-100. 2 Normative references The following referenced 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
19、 2349-100, Aerospace series Requirements and test procedures for relays and contactors Part 100: General requirements 1) ISO 2678, Environmental tests for aircraft equipment Insulation resistance and high voltage tests for electrical equipment 3 Test procedures 3.1 The test voltage shall be applied
20、between all terminals which are insulated from each other and between all terminals and the housing. 3.2 The test shall be performed both with the relay or contactor de-energized and energized. 3.3 The test shall be performed in accordance with ISO 2678. 3.4 The test duration shall be as follows: fo
21、r batch acceptance and acceptance testing: 2 s to 5 s; for certification testing: 1 min. 3.5 During the test in the de-energized state the coil terminals shall be connected to each other. 4 Test criteria The dielectric strength of the relay or contactors shall conform to the values specified in the
22、product standards. The relay or contactor shall not be damaged during the test. The leakage current shall not exceed 1 mA. 1) In preparation at the date of publication of this standard. EN 2349-303:2006 Licensed Copy: London South Bank University, London South Bank University, Tue Jan 23 07:42:41 GM
23、T+00:00 2007, Uncontrolled Copy, (c) BSI blank Licensed Copy: London South Bank University, London South Bank University, Tue Jan 23 07:42:41 GMT+00:00 2007, Uncontrolled Copy, (c) BSI BS EN 2349-303:2006 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independe
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