BS EN 61558-2-1-1998 Safety of power transformers, power supply units and similar-Part 2.1 Particular requirements for separating transformers for general use.pdf
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1、BRITISH STANDARD BS EN 61558-2-1:1998 IEC 61558-2-1: 1997 Incorporating Amendment No. 1 Safety of power transformers, power supply units and similar Part 2.1 Particular requirements for separating transformers for general use The European Standard EN 61558-2-1:1997 has the status of a British Standa
2、rd ICS 29.180 Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Jun 11 16:53:53 GMT+00:00 2007, Uncontrolled Copy, (c) BSI BS EN 61558-2-1:1998 This British Standard, having been prepared under the direction of the Electrotechnical Sector Board, was published under the au
3、thority of the Standards Board and comes into effect on 15 January 1998 BSI 04-1999 ISBN 0 580 28523 5 National foreword This British Standard is the English language version of EN 61558-2-1:1997. It was derived by CENELEC from IEC 61558-2-1:1997. The BS EN 61558 series of standards will ultimately
4、supersede BS 3535-1, dual numbered as BS EN 60742:1996, and BS 3535-2. Until that time arrives, these latter standards are only to be used for equipment not covered by the BS EN 61558 series. The UK participation in its preparation was entrusted to Technical Committee PEL/96, Small transformers, whi
5、ch has the responsibility to: aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate the
6、m in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. From 1 January 1997, all IEC publications have the number 60000 added to the old number. For instance, IEC 27-1 has been renumbered as IEC 60027-1. For a period of time during the change o
7、ver from one numbering system to the other, publications may contain identifiers from both systems. Cross-references Attention is drawn to the fact that CEN and CENELEC Standards normally include an annex which lists normative references to international publications with their corresponding Europea
8、n publications. The British Standards which implement these international or European publications 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 Br
9、itish Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a fr
10、ont cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 7 and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. Amendments issued since publicati
11、on Amd. No.DateComments 10138August 1998Indicated by a sideline in the margin Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Jun 11 16:53:53 GMT+00:00 2007, Uncontrolled Copy, (c) BSI BS EN 61558-2-1:1998 BSI 04-1999i Contents Page National forewordInside front cover F
12、oreword2 Text of EN 61558-2-1 3 Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Jun 11 16:53:53 GMT+00:00 2007, Uncontrolled Copy, (c) BSI ii blank Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Jun 11 16:53:53 GMT+00:00 2007, Uncontrolled
13、 Copy, (c) BSI ? EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 61558-2-1 November 1997 ICS 29.180 Descriptors: Transformers, electrical insulation, safety requirements, detail specifications, characteristics, ability to withstand short circuit, overload protection, mechanical strength, insula
14、tion resistance English version Safety of power transformers, power supply units and similar Part 2-1: Particular requirements for separating transformers for general use (IEC 61558-2-1:1997) Scurit des transformateurs, blocs d alimentation et analogues Partie 2-1: Rgles particulires pour les transf
15、ormateurs d isolement enroulement spars pour usage gnral (CEI 61558-2-1:1997) Sicherheit von Transformatoren, Netzgerten und dergleichen Teil 2: Besondere Anforderungen an Transformatoren mit getrennten Wicklungen fr allgemeine Anwendungen (IEC 61558-2-1:1997) This European Standard was approved by
16、CENELEC on 1997-07-01. 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 references concerning such national sta
17、ndards 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 member into its own language and no
18、tified 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, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Swed
19、en, Switzerland and United Kingdom. CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B-1050 Brussels 1997 CENELEC All rights of exploitation in any
20、 form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61558-2-1:1997 E Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Jun 11 16:53:53 GMT+00:00 2007, Uncontrolled Copy, (c) BSI ? EN 61558-2-1:1997 BSI 04-1999 2 Foreword The text of document 96/48/F
21、DIS, future edition 1 of IEC 61558-2-1, prepared by IEC TC 96, Small power transformers, reactors and power supply units and special transformers, reactors and power supply units: safety requirements, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61558-2-1 on 1997-
22、07-01. The following dates were fixed: For products which have complied with the relevant national standard before 2000-08-01, as shown by the manufacturer or by a certification body, this previous standard may continue to apply for production until 2001-08-01. This part 2-1 of EN 61558 is to be use
23、d in conjunction with EN 61558-1:1997. This part 2 supplements or modifies the corresponding clauses of EN 61558-1, so as to convert it into the European Standard “ Particular requirements for separating transformers for general use” . When a particular clause or subclause of part 1 is not mentioned
24、 in this part 2, that clause or subclause applies as far as is reasonable. Where this part 2 states “ addition” , “ modification” or “ replacement” , the relevant text of part 1 is to be adapted accordingly. Subclauses and tables which are additional to those in part 1 are numbered starting from 101
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