BS EN 61935-2-20-2009 Testing of balanced communication cabling in accordance with series EN 50173 Patch cords and work area cords - Blank detail specification for class D applicat.pdf
《BS EN 61935-2-20-2009 Testing of balanced communication cabling in accordance with series EN 50173 Patch cords and work area cords - Blank detail specification for class D applicat.pdf》由会员分享,可在线阅读,更多相关《BS EN 61935-2-20-2009 Testing of balanced communication cabling in accordance with series EN 50173 Patch cords and work area cords - Blank detail specification for class D applicat.pdf(18页珍藏版)》请在麦多课文档分享上搜索。
1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationTesting of balanced communication cabling in accordance with series EN 50173Part 2-20: Patch cords and work area cords Blank detail specification for class D applicationsBS EN 61
2、935-2-20:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 23/07/2010 03:18, Uncontrolled Copy, (c) BSINational forewordThis British Standard is the UK implementation of EN 61935-2-20:2009. Itwas derived by CENELEC from IEC 61935-2-20:2008.The CENELEC common modifications have been implemen
3、ted at the appropriate places in the text and are indicated by tags (e.g. ).The UK participation in its preparation was entrusted to Technical CommitteeEPL/46, Cables, wires and waveguides, radio frequency connectors and accessories for communication and signalling.A list of organizations represente
4、d on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisions of acontract. Users are responsible for its correct applica-tion. BSI 2010 ISBN 978 0 580 57583 9 ICS 33.040.20; 33.120.20Compliance with a British Standard cannot
5、 confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 April 2010.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 61935-2-20:2009Licensed Copy: Wang Bin, ISO/EXCHANGE C
6、HINA STANDARDS, 23/07/2010 03:18, Uncontrolled Copy, (c) BSIEUROPEAN STANDARD EN 61935-2-20 NORME EUROPENNE EUROPISCHE NORM December 2009 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung C
7、entral Secretariat: Avenue Marnix 17, B - 1000 Brussels 2009 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61935-2-20:2009 E ICS 33.120.20 English version Testing of balanced communication cabling in accordance with series EN 50
8、173 - Part 2-20: Patch cords and work area cords - Blank detail specification for class D applications (IEC 61935-2-20:2008, modified) Essais de cblage de tlcommunications symtrique selon la srie EN 50173 - Partie 2-20: Cordons de brassage et cordons de zones de travail - Spcification particulire ca
9、dre pour applications de classe D (CEI 61935-2-20:2008, modifie) Prfung der symmetrischen Kommunikationsverkabelung nach der Normenreihe EN 50173 - Teil 2-20: Rangierschnre und Gerteanschlussschnre - Vordruck fr Bauartspezifikation fr Anwendungen der Klasse D (IEC 61935-2-20:2008, modifiziert) This
10、European Standard was approved by CENELEC on 2008-06-01. CENELEC 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 refer
11、ences concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC 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 CENELEC m
12、ember into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Icela
13、nd, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 61935-2-20:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 23/07/2010 03:18, Uncontrolled Copy, (c) BS
14、IEN 61935-2-20:2009 - 2 - Foreword The text of document 46/270/FDIS, future edition 1 of IEC 61935-2-20, prepared by IEC TC 46, Cables, wires, waveguides, R.F. connectors, R.F. and microwave passive components and accessories, was submitted to the IEC-CENELEC parallel vote and was approved by CENELE
15、C as EN 61935-2-20 on 2008-06-01. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2010-07-01 latest date by which the national standards conflicting with the EN have to be wit
16、hdrawn (dow) 2011-06-01 Annex ZA has been added by CENELEC. _ BS EN 61935-2-20:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 23/07/2010 03:18, Uncontrolled Copy, (c) BSI- 3 - EN 61935-2-20:2009 Endorsement notice The text of the International Standard IEC 61935-2-20:2008 was approved by
17、 CENELEC as a European Standard with agreed common modifications. BS EN 61935-2-20:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 23/07/2010 03:18, Uncontrolled Copy, (c) BSIEN 61935-2-20:2009 - 4 - Annex ZA (normative) Normative references to international publications with their corres
18、ponding European publications 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. NOTE When an intern
19、ational publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. Publication Year Title EN/HD Year Information technology - Generic cabling systems - Part 1: General requirements EN 50173-1 -1) Information technology - Generic cabling systems - Part 3: I
20、ndustrial premises EN 50173-3 -1) Communication cables - Specifications for test methods - Part 1-13: Electrical test methods - Coupling attenuation or screening attenuation of patch cords / coaxial cable assemblies / pre-connectorised cables EN 50289-1-13 -1)IEC 60603-7-2 -1)Connectors for electron
21、ic equipment - Part 7-2: Detail specification for 8-way, unshielded, free and fixed connectors, for data transmissions with frequencies up to 100 MHz EN 60603-7-2 20092)IEC 60603-7-3 -1)Connectors for electronic equipment - Part 7-3: Detail specification for 8-way, shielded, free and fixed connector
22、s, for data transmission with frequencies up to 100 MHz EN 60603-7-3 20092)IEC 60794-1-2 -1)Optical fibre cables - Part 1-2: Generic specification - Basic optical cable test procedures EN 60794-1-2 20032)IEC 61156-1 2007 Multicore and symmetrical pair/quad cables for digital communications - Part 1:
23、 Generic specification - - IEC 61156-6 2007 Multicore and symmetrical pair/quad cables for digital communications - Part 6: Symmetrical pair/quad cables with transmission characteristics up to 1 000 MHz -Work area wiring - Sectional specification - - IEC 61935-2 (mod) 2005 Testing of balanced commun
24、ication cabling in accordance with standards series EN 50173 - Part 2: Patch cords and work area cords EN 61935-2 + corr. December 2005 2005 1)Undated reference. 2)Valid edition at date of issue BS EN 61935-2-20:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 23/07/2010 03:18, Uncontrolle
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
下载文档到电脑,查找使用更方便
10000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- BSEN619352202009TESTINGOFBALANCEDCOMMUNICATIONCABLINGINACCORDANCEWITHSERIESEN50173PATCHCORDSANDWORKAREACORDSBLANKDETAILSPECIFICATIONFORCLASSDAPPLICATPDF

链接地址:http://www.mydoc123.com/p-577934.html