1、BRITISH STANDARD BS EN 50289-3-11:2001 Communication cables Specifications for test methods Part 3-11: Mechanical test methods Cable cut-through resistance The European Standard EN 50289-3-11:2001 has the status of a British Standard ICS 29.060.20; 31.120 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS
2、PERMITTED BY COPYRIGHT LAWBS EN 50289-3-11:2001 This British Standard, having been prepared under the direction of the Electrotechnical Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 30 November 2001 BSI 30 November 2001 ISBN
3、 0 580 38749 6 National foreword This British Standard is the official English language version of EN 50289-3-11:2001. The UK participation in its preparation was entrusted by Technical Committee EPL/46, Cables, wire and waveguides, RF connectors, and accessories for communication and signalling, to
4、 Subcommittee EPL/46/1, Communication cables, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this docum
5、ent may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of Br
6、itish Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation, or proposals for chang
7、e, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 5 and a back cover. The BSI copyright date displayed in this docu
8、ment indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEAN STANDARD EN 50289-3-11 NORME EUROPENNE EUROPISCHE NORM August 2001 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Euro
9、pisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2001 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50289-3-11:2001 E ICS 33.120.10 English version Communication cables - Sp
10、ecifications for test methods Part 3-11: Mechanical test methods - Cable cut-through resistance Cbles de communication - Spcifications des mthodes dessai Partie 3-11: Mthodes dessais mcaniques - Rsistance lenfoncement du cble Kommunikationskabel - Spezifikationen fr Prfverfahren Teil 3-11: Mechanisc
11、he Prfverfahren - Widerstandsfhigkeit gegen Durchschneiden This European Standard was approved by CENELEC on 2001-05-01. 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 wi
12、thout any alteration. Up-to-date lists and bibliographical references 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 lang
13、uage made by translation under the responsibility of a CENELEC member 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, Czech Republic, Denmark, Finland, France
14、, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.EN 50289-3-11:2001 - 2 - Foreword This European Standard was prepared by the Technical Committee CENELEC TC 46X, Communication cables. The text of the draft was submit
15、ted to the formal vote and was approved by CENELEC as EN 50289-3-11 on 2001-05-01. 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) 2002-04-01 latest date by which the national
16、 standards conflicting with the EN have to be withdrawn (dow) 2004-04-01 This European Standard has been prepared under the European Mandate M/212 given to CENELEC by the European Commission and the European Free Trade Association.- 3 - EN 50289-3-11:2001 Contents 1 Scope 4 2 Normative references. 4
17、 3 Definitions . 4 4 Test method. 4 4.1 Equipment. 4 4.2 Test sample. 4 4.3 Procedure 4 4.4 Requirements 5 5 Test report . 5EN 50289-3-11:2001 - 4 - 1 Scope This Part 3-11 of EN 50289 details the method of test to determine the cable cut-through resistance used in analogue and digital communication
18、systems. It is to be read in conjunction with Part 3-1 of EN 50289, which contains essential provisions for its application. 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appro
19、priate places in the text and the publications are listed hereafter. 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 public
20、ation referred to applies (including amendments). EN 50289-3-1 2001 Communication cables - Specifications for test methods - Part 3-1: Mechanical test methods - General requirements EN 50290-1-2 1) Communication cables - Part 1-2: Definitions 3 Definitions For the purposes of this European Standard
21、the definitions of EN 50290-1-2 apply. 4 Test method 4.1 Equipment The test apparatus is designed to apply a specified cutting load at a specified rate. A typical example of a suitable apparatus is shown in Figure 1. The radius of the needle is specified in the Detail Specification. 4.2 Test sample
22、The sample shall be of a length sufficient to carry out the tests specified. 4.3 Procedure The load is gradually applied at the rate of 50 N/min 10 N/min unless otherwise specified up to the level given in the Detail Specification. The load is maintained during the time specified in the Detail Speci
23、fication. The sample is inspected visually for any damage after the test at 5 X to 10 X magnification.1)At draft stage.- 5 - EN 50289-3-11:2001 4.4 Requirements No perforation of the sheath shall be observed. Load Needle Sample Support Figure 1 - Example of cut-through apparatus 5 Test report The te
24、st report shall include: - temperature, - sample length, - the radius of the needle, - the load applied, - the rate at which the load is applied, - the duration of application of the load, - pass/fail criteria.BS EN 50289-3-11:2001 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Insti
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