BS EN 50125-2-2003 铁路设施.设备的环境条件.固定的电力设备.pdf
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1、BRITISH STANDARD BS EN 50125-2:2002 Railway applications Environmental conditions for equipment Part 2: Fixed electrical installations The European Standard EN 50125-2:2002 has the status of a British Standard ICS 29.280 ? BS EN 50125-2:2002 This British Standard was published under the authority of
2、 the Standards Policy and Strategy Committee on 19 March 2003 BSI 19 March 2003 ISBN 0 580 41447 7 National foreword This British Standard is the official English language version of EN 50125-2:2002. The UK participation in its preparation was entrusted by Technical Committee GEL/9, Railway electrot
3、echnical applications, to Subcommittee GEL/9/3, Fixed equipment, 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 referr
4、ed 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 all the necessary provisi
5、ons 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 on the interpretation, o
6、r 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 15 and a back cover. The BSI copyright date
7、displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments EUROPEAN STANDARDEN 50125-2 NORME EUROPENNE EUROPISCHE NORMDecember 2002 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation El
8、ectrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2002 CENELEC -All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50125-2:2002 E ICS 29.280 English version Railway appli
9、cations - Environmental conditions for equipment Part 2: Fixed electrical installations Applications ferroviaires - Conditions denvironnement pour le matriel Partie 2: Installations lectriques fixes Bahnanwendungen - Umweltbedingungen fr Betriebsmittel Teil 2: Ortsfeste elektrische Anlagen This Euro
10、pean Standard was approved by CENELEC on 2002-07-01. 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 reference
11、s 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 membe
12、r 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, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Mal
13、ta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. EN 50125-2:2002- 2 - Foreword This European Standard was prepared by SC 9XC, Electric supply and earthing systems for public transport equipment and ancillary apparatus (fixed installations), of Technical Com
14、mittee CENELEC 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 50125-2 on 2002-07-01. The following dates were fixed: -latest date by which the EN has to be implemented at national level by publicati
15、on of an identical national standard or by endorsement(dop)2003-07-01 -latest date by which the national standards conflicting with the EN have to be withdrawn(dow)2005-07-01 Annexes designated informative are given for information only. In this standard, Annex A is informative. _ - 3 -EN 50125-2:20
16、02 Contents Page 1Scope .4 2Normative references.4 3Definitions.5 4Environmental conditions.6 4.1General .6 4.2Altitude .6 4.3Air temperature and humidity.7 4.4Air movement .8 4.5Rain.10 4.6Hail.10 4.7Snow and ice.10 4.8Solar radiation .10 4.9Vibration and shocks .11 4.10Pollution.11 4.11Lightning.1
17、2 4.12Electromagnetic compatibility .12 4.13Fire protection .12 4.14Environmental conditions in tunnels.12 Annex A (informative) Conditions relating to tunnels .13 Bibliography .15 Figure 1 - Ratio of reference wind velocity corresponding to a yearly probability p to wind velocity with a probability
18、 of 0,02.9 Table 1 -Altitude relative to sea level.7 Table 2 -Reference wind velocities (Vref,0,0,2).9 Table 3 -Wind velocities.10 Table 4 -Ice loads .10 Table 5 -Solar radiation.11 Table 6 -Pollution type .12 EN 50125-2:2002- 4 - 1Scope This European Standard takes into account environmental condit
19、ions within Europe. This European Standard deals with the environmental influences on fixed electrical installations for traction power supply and equipment essential to operate a railway -in open air; -in covered areas; -in tunnels; -within enclosures placed in above areas. Escalators, lifts, fire
20、protection, lighting in tunnels and on platforms, ticket machines, ventilation systems and non-essential functions are not included. Such influences include altitude, temperature and humidity, air movement, rain, snow, hail, ice, sand, solar radiation, lightning, pollution, vibration, shocks and EMC
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- BS EN 50125-2-2003 铁路设施.设备的环境条件.固定的电力设备 50125 2003 铁路 设施 设备 环境 条件 固定 电力设备
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