BS EN 50121-2-2006 铁路设施.电磁兼容性.整个铁路系统对外界的辐射.pdf
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1、BRITISH STANDARD BS EN 50121-2:2006 Railway applications Electromagnetic compatibility Part 2: Emissions of the whole railway system to the outside world The European Standard EN 50121-2:2006 has the status of a British Standard ICS 29.020; 29.280; 45.020 ? BS EN 50121-2:2006 This British Standard w
2、as published under the authority of the Standards Policy and Strategy Committee on 29 September 2006 BSI 2006 ISBN 0 580 49113 7 National foreword This British Standard was published by BSI. It is the UK implementation of EN 50121-2:2006. It supersedes BS EN 50121-2:2000 which is withdrawn. The UK p
3、articipation in its preparation was entrusted to Technical Committee GEL/9, Railway electrotechnical applications. A list of organizations represented on GEL/9 can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users
4、are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. Amendments issued since publication Amd. No. DateComments EUROPEAN STANDARD EN 50121-2 NORME EUROPENNE EUROPISCHE NORM July 2006 CENELEC European Committee for Electrotechni
5、cal Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2006 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 5
6、0121-2:2006 E ICS 29.020; 29.280; 45.020 Supersedes EN 50121-2:2000 English version Railway applications - Electromagnetic compatibility Part 2: Emission of the whole railway system to the outside world Applications ferroviaires - Compatibilit lectromagntique Partie 2: Emission du systme ferroviaire
7、 dans son ensemble vers le monde extrieur Bahnanwendungen - Elektromagnetische Vertrglichkeit Teil 2: Straussendungen des gesamten Bahnsystems in die Auenwelt This European Standard was approved by CENELEC on 2006-07-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations w
8、hich 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 Secretariat or to any CENELEC member. This Europe
9、an 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 as the official versions. CENELEC members are th
10、e national electrotechnical committees of Austria, Belgium, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, S
11、witzerland and the United Kingdom. Foreword This European Standard was prepared by Technical Committee TC 9X: Electrical and electronic applications for railways. The text of the draft was submitted to the formal vote and was approved by CENELEC as EN 50121-2 on 2006-07-01. This European Standard su
12、persedes EN 50121-2:2000. This European Standard is to be read in conjunction with EN 50121-1. This standard forms Part 2 of the European Standard series EN 50121, published under the general title “Railway applications - Electromagnetic compatibility“. The series consists of: Part 1 : General Part
13、2 : Emission of the whole railway system to the outside world Part 3-1 : Rolling stock - Train and complete vehicle Part 3-2 : Rolling stock - Apparatus Part 4 : Emission and immunity of the signalling and telecommunications apparatus Part 5 : Emission and immunity of fixed power supply installation
14、s and apparatus 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) 2007-07-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2009-
15、07-01 This European Standard has been prepared under a mandate given to CENELEC by the European Commission and the European Free Trade Association and covers essential requirements of EC Directive 89/336/EEC. See Annex ZZ. _ EN 50121-2:2006 2 ? Contents 1 Scope .4 2 Normative references.4 3 Definiti
16、ons.5 4 Emission limits5 4.1 Emission from the open railway route during train operation.5 4.2 Radio frequency emission from railway substations.5 5 Method of measurement of emission from moving trains.6 5.1 Measurement parameters.6 5.2 Frequency selection 8 5.3 Transients8 5.4 Measuring conditions
17、8 5.5 Test report .9 5.6 Antenna positions9 Annex A (normative) Method of measurement of electromagnetic emission from railway substations.15 Annex B (informative) Background to the method of measurement.16 Annex C (informative) Cartography - Electric and Magnetic fields at traction frequencies21 An
18、nex ZZ (informative) Coverage of Essential Requirements of EC Directives.22 Figure 1 - Emission limits in frequency range 9 kHz to 1 GHz 10 Figure 2 - Emission limit for substations.11 Figure 3 - Position of antenna for measurement of magnetic field in the 9 kHz to 30 MHz frequency band12 Figure 4 -
19、 Position (vertical polarisation) of antenna for measurement of electric field in the 30 MHz to 300 MHz frequency band13 Figure 5 - Position (vertical polarisation) of antenna for measurement of electric field in the 300 MHz to 1 GHz frequency band14 Figure B.1 - Time variation of emissions from a m
20、oving train with many transient events.20 Table C.1 - Typical maximum electric and magnetic field values at fundamental frequency of different electrification systems.21 EN 50121-2:2006 3 ? 1 Scope This European Standard sets the emission limits from the whole railway system including urban vehicles
21、 for use in city streets. It describes the measurement method to verify the emissions, and gives the cartography values of the fields most frequently encountered. The limits refer to the particular measuring points defined in Clause 5 and Annex A. These emissions should be assumed to exist at all po
22、ints in the vertical planes which are 10 m from the centre lines of the outer electrified railway tracks, or 10 m from the fence of the substations. Also, the zones above and below the railway may be affected by electromagnetic emissions and particular cases shall be considered individually. These s
23、pecific provisions are to be used in conjunction with the general provisions in EN 50121-1. This part of the standard covers EMC for fixed installations and therefore is not relevant for CE marking. 2 Normative references The following referenced documents are indispensable for the application of th
24、is document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 50121-1 Railway applications - Electromagnetic compatibility Part 1: General EN 50121-3-1 Railway applications - Electromagn
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- BS EN 50121-2-2006 铁路设施.电磁兼容性.整个铁路系统对外界的辐射 50121 2006 铁路 设施 电磁 兼容性 整个 系统 外界 辐射
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