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1、BRITISH STANDARD BS EN 2591-226:2007 Aerospace series Elements of electrical and optical connection Test methods Part 226: Corona level ICS 49.060 ? Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/
2、2008 20:24:22 MDTNo reproduction or networking permitted without license from IHS -,-,- BS EN 2591-226:2007 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 29 February 2008 BSI 2008 ISBN 978 0 580 56480 2 National foreword This British Standa
3、rd is the UK implementation of EN 2591-226:2007. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology, to Panel ACE/6/-/3, Aerospace Connectors. A list of organizations represented on this committee can be obtaine
4、d 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/corrigenda issued since publication
5、DateComments Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 20:24:22 MDTNo reproduction or networking permitted without license from IHS -,-,- EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NOR
6、M EN 2591-226 December 2007 ICS 49.060 English Version Aerospace series - Elements of electrical and optical connection - Test methods - Part 226: Corona level Srie arospatiale - Organes de connexion lectrique et optique - Mthodes dessais - Partie 226: Seuil de dcharge Corona Luft- und Raumfahrt - E
7、lektrische und optische Verbindungselemente - Prfverfahren - Teil 226: Coronaspannung This European Standard was approved by CEN on 27 April 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
8、a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A versi
9、on in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Den
10、mark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALIS
11、ATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2007 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 2591-226:2007: E Copyright British Standards Institution Provided by IHS under license
12、with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 20:24:22 MDTNo reproduction or networking permitted without license from IHS -,-,- 2 Contents Page Foreword3 1 Scope 4 2 Normative references4 3 Preparation of specimens.4 4 Method5 5 Requirements.5 EN 2591-226:200
13、7 Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 20:24:22 MDTNo reproduction or networking permitted without license from IHS -,-,- 3 Foreword This document (EN 2591-226:2007) has been prepar
14、ed by the Aerospace and Defence 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 countrie
15、s of ASD, 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 the latest by June 2008, and conflicting national standards shall be withdrawn at the latest by June 2008. Attention i
16、s drawn to the possibility that 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 fo
17、llowing countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, S
18、lovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 2591-226:2007 Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 20:24:22 MDTNo reproduction or networking permitted without license
19、 from IHS -,-,- 4 1 Scope This standard specifies a test method to determine no sustained Corona discharge on a mated pair of connectors. It shall be use together with EN 2591-100. 2 Normative references The following referenced documents are indispensable for the application of this document. For d
20、ated 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 connection Test methods Part 100: General. EN 4604-002, Aerospace series Cable,
21、electrical, for signal transmission Part 002: General. 3 Preparation of specimens The mating connector pair to be tested shall be arranged in a suitable test circuit such as indicated in Figure 1. Type of coaxial cable and length used shall be defined by product standard and EN 4604-002. EN 2591-226
22、:2007 Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08/14/2008 20:24:22 MDTNo reproduction or networking permitted without license from IHS -,-,- 5 4 Apparatus Key A Detector amplifier C Corona free co
23、upling capacitor Total circuit capacitance D Discharge display L1 Input line filter (100 dB, 10 kHz to 10 GHz) L2 (10-50) kHz detector input filter T1 (0-130) V Variable transformer T2 High voltage transformer (Corona free less than five picocoulombs) V Voltmeter 1 Coaxial cable 2 Sample 3 Oil 4 Det
24、ector Figure 1 5 Method Components of the test circuit shall be Corona free to the extent that a discharge of five picocoulombs or less can be measured when the 50 Hz test potential is increasing to the value at the reduced pressure given by product standard. No grease or similar compound shall be u
25、sed in or on the test item. After the sample is purged of air, the 50 Hz voltage shall be slowly increase until the detector operated at a sensitivity of five picocoulombs level or less. The latter Voltage value is being the Corona level of the connector under test. A Corona detector may be use inst
26、ead of the test set up describes in Figure 1. 6 Requirements Corona level shall be less than specified in the product standard. 1 2 3 4 EN 2591-226:2007 Copyright British Standards Institution Provided by IHS under license with BSI - Uncontrolled Copy Licensee=Boeing Co/5910770001 Not for Resale, 08
27、/14/2008 20:24:22 MDTNo reproduction or networking permitted without license from IHS -,-,- BS EN 2591-226:2007 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 on stan
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