BS EN 50355-2003 铁路设施.有特殊防火效能的铁路机车电缆.薄壁和标准壁.使用指南.pdf
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1、BRITISH STANDARD BS EN 50355:2003 Railway applications Railway rolling stock cables having special fire performance Thin wall and standard wall Guide to use The European Standard EN 50355:2003 has the status of a British Standard ICS 13.220.20; 29.060.20; 45.060.01 BS EN 50355:2003 This British Stan
2、dard, was published under the authority of the Standards Policy and Strategy Committee on 31 October 2003 BSI 31 October 2003 ISBN 0 580 42854 0 National foreword This British Standard is the official English language version of EN 50355:2003. The UK participation in its preparation was entrusted by
3、 Technical Committee GEL/20, Electric cables, to subcommittee GEL/20/12, Railway 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 Euro
4、pean publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include a
5、ll the necessary provisions of a contract. Users are responsible for its 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 international/European committee any enquiries
6、on the interpretation, or proposals for change, 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 33 and a back cover.
7、 The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments EUROPEAN STANDARD EN 50355 NORME EUROPENNE EUROPISCHE NORM September 2003 CENELEC European Committee for Electrotechnical Standardization Comit
8、Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2003 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50355:2003 E ICS 13.220.20;
9、 29.060.20; 45.060.01 English version Railway applications - Railway rolling stock cables having special fire performance - Thin wall and standard wall - Guide to use Applications ferroviaires - Cbles comportement au feu spcifi pour matriel roulant ferroviaire - Isolation mince et dpaisseur normale
10、- Guide demploi Bahnanwendungen - Kabel und Leitungen fr Schienenfahrzeuge mit verbessertem Verhalten im Brandfall - Reduzierte Isolierwanddicken und Standard-Isolierwanddicken - Leitfaden fr die Verwendung This European Standard was approved by CENELEC on 2003-06-01. CENELEC members are bound to co
11、mply 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 concerning such national standards may be obtained on application to the Central S
12、ecretariat 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 member into its own language and notified to the Central Secretariat has the same status
13、as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Lithuania, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland a
14、nd United Kingdom. EN 50355:2003 - 2 - Foreword This European Standard was prepared for Technical Committee CENELEC TC 20 “Electric cables” by Working Group 12 “ Railway cables” as part of the overall programme of work in the Technical Committee CENELEC TC 9X “Electrical and electronic applications
15、for railways”. The text of the draft was submitted to the Unique Acceptance Procedure and was approved by CENELEC as EN 50355 on 2003-06-01. 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 en
16、dorsement (dop) 2004-06-01 - latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2006-06-01 Annexes designated “informative” are given for information only. In this standard, Annexes A and B are informative. - 3 - EN 50355:2003 Contents Page Introduction.4
17、1 Scope .5 2 Definitions.5 3 Requirements for safety.5 4 Fire .8 5 Limiting conditions10 6 Cable designations.15 7 Initial and periodic inspections15 8 Electrical test after installation15 Annex A (informative) Recommended current ratings for railway rolling stock cables.27 Annex B (informative) Rec
18、ommended short circuit current ratings for rolling stock cables to EN 5026430 Bibliography32 Figure 1 Definition of internal bending radius14 Table 1 - Single core cables, standard wall EN 50264-2.16 Table 2 - Single core cables, use conditions, standard wall EN 50264-217 Table 3 - Multicore cables,
19、 standard wall EN 50264-318 Table 4 - Multicore cables, use conditions, standard wall EN 50264-3.19 Table 5 - Single-core cables, thin wall EN 50306-2 and -320 Table 6 - Single-core cables, use conditions, thin wall EN 50306-2 and -3.21 Table 7 - Multicore cables (pairs, triples and quads), thin wal
20、l EN 50306-322 Table 8 - Multicore cables (pairs, triples and quads), use conditions, thin wall EN 50306-3 23 Table 9 - Multicore and multipair cables, thin wall insulation, standard wall sheath - EN50306-4 .24 Table 10 - Multicore and multipair cables, use conditions, thin wall insulation, standard
21、 wall sheath EN 50306-425 Table 11 - Voltages for cables26 Table 12 - Minimum bending radii 26 Table A.1 - Railway applications Cables for railway rolling stock, standard wall to EN 50264 Current ratings28 Table A.2 - Derating factors for other ambient temperatures.29 Table A.3 - Correction factors
22、for other ambient temperatures29 EN 50355:2003 - 4 - Introduction The railway industry is generally concerned with the movement of people as well as goods. It is therefore essential that safety is achieved, even when failures occur which may involve fire, howsoever caused, affecting railway rolling
23、stock. Hence it is necessary to provide cables for use in railway environments which minimise the hazard to people when a fire may damage the cable, irrespective of whether the fire is caused by an external source or from within the electrical system. The objects of this guide are - to inform railwa
24、y vehicle manufacturers, installers of cables and railway operators of the properties and limiting conditions of rolling stock cables in order to safeguard life and equipment, - to avoid misuse of rolling stock cables. The information is given as limiting values and illustrated by examples which can
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- BS EN 50355-2003 铁路设施.有特殊防火效能的铁路机车电缆.薄壁和标准壁.使用指南 50355 2003 铁路 设施 特殊 防火 效能 机车 电缆 薄壁 标准 使用指南
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