EN 3745-303-2007 en Aerospace series - Fibres and cables optical aircraft use - Test methods - Part 303 Bandwidth《航空航天系列 飞行器用光纤和电缆的试验方法 第303部分 带宽》.pdf

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1、BRITISH STANDARDBS EN 3745-303:2007Aerospace series Fibres and cables, optical, aircraft use Test methods Part 303: BandwidthICS 49.060g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38

2、g50g51g60g53g44g42g43g55g3g47g36g58BS EN 3745-303:2007This British Standard was published under the authority of the Standards Policy and Strategy Committee on 29 February 2008 BSI 2008ISBN 978 0 580 56976 0National forewordThis British Standard is the UK implementation of EN 3745-303:2007.The UK pa

3、rticipation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic electrical and fibre optic technology, to Panel ACE/6/-/10, Aerospace Fibre optic systems and equipment.A list of organizations represented on this committee can be obtained on request to its secretary.This

4、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 publicationDate CommentsEUROPEAN STANDARDNORME EU

5、ROPENNEEUROPISCHE NORMEN 3745-303August 2007ICS 49.060English VersionAerospace series - Fibres and cables, optical, aircraft use - Testmethods - Part 303: BandwidthSrie arospatiale - Fibres et cbles optiques usagearonautique - Mthodes dessais - Partie 303 : BandepassanteLuft- und Raumfahrt - Faserop

6、tische Leitungen frLuftfahrzeuge - Prfverfahren - Teil 303: BandbreiteThis European Standard was approved by CEN on 23 June 2007.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard

7、 without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards 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 version in any other langu

8、age made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,F

9、rance, 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 STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR

10、NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2007 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 3745-303:2007: E2 Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Test procedures.4 4 Apparatus .4 5 Meth

11、ods 4 6 Requirements.4 EN 3745-303:20073 Foreword This document (EN 3745-303:2007) has been prepared 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 r

12、eceived the approval of the National Associations and the Official Services of the member countries 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 Februa

13、ry 2008, and conflicting national standards shall be withdrawn at the latest by February 2008. Attention is 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

14、 rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland

15、, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 3745-303:20074 1 Scope This standard specifies methods of measuring the bandwidth of optical cable. It shall be used together with

16、EN 3745-100. 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 3745-100,

17、Aerospace series Fibres and cables, optical, aircraft use Test methods Part 100: General. 1)EN 60793-1-41, Optical fibres Part 1-41: Measurement methods and test procedures Bandwidth. 3 Test procedures Refer to procedure defined in EN 60793-1-41. 4 Apparatus Refer to apparatus defined in EN 60793-1-

18、41 test. 5 Methods 5.1 Method A Refer to method A defined in EN 60793-1-41. 5.2 Method B Refer to method B defined in EN 60793-1-41. 6 Requirements Defined in the product standard. 1) In preparation at the date of publication of this standard. EN 3745-303:2007blankBS EN 3745-303:2007BSI389 Chiswick

19、High RoadLondonW4 4ALBSI British Standards InstitutionBSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter.RevisionsBritish Standards are updated by amendme

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