EN 61467-2008 en Insulators for overhead lines - Insulator strings and sets for lines with a nominal voltage greater than 1 000 V - AC power arc tests《架空线路用绝缘子 标称电压大于1000V的线路用绝缘子串和.pdf
《EN 61467-2008 en Insulators for overhead lines - Insulator strings and sets for lines with a nominal voltage greater than 1 000 V - AC power arc tests《架空线路用绝缘子 标称电压大于1000V的线路用绝缘子串和.pdf》由会员分享,可在线阅读,更多相关《EN 61467-2008 en Insulators for overhead lines - Insulator strings and sets for lines with a nominal voltage greater than 1 000 V - AC power arc tests《架空线路用绝缘子 标称电压大于1000V的线路用绝缘子串和.pdf(44页珍藏版)》请在麦多课文档分享上搜索。
1、Insulators for overhead lines Insulator strings and sets forlines with a nominal voltagegreater than 1 000 V ACpower arc testsBS EN 61467:2008raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI British StandardsNational forewordThis British Standard i
2、s the UK implementation of EN 61467:2008. It is identi-cal to IEC 61467:2008. It supersedes BS IEC 61467:1997 which is withdrawn.The UK participation in its preparation was entrusted to Technical CommitteePEL/36, Insulators for power systems.A list of organizations represented on this committee can
3、be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisions of acontract. Users are responsible for its correct application. BSI 2008ISBN 978 0 580 54261 9ICS 29.080.10; 29.240.20BRITISH STANDARDBS EN 61467:2008Compliance with a British Standard c
4、annot confer immunity fromlegal obligations.This British Standard was published under the authority of the StandardsPolicy and Strategy Committee on Amendments issued since publicationAmd. No. Date Text affectedMarch 200931EUROPEAN STANDARD EN 61467 NORME EUROPENNE EUROPISCHE NORM November 2008 CENE
5、LEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2008 CENELEC - All rights of exploitation in any form and by any means reserved worl
6、dwide for CENELEC members. Ref. No. EN 61467:2008 E ICS 29.080.10; 29.240.20 English version Insulators for overhead lines - Insulator strings and sets for lines with a nominal voltage greater than 1 000 V - AC power arc tests (IEC 61467:2008) Isolateurs pour lignes ariennes - Chanes disolateurs et
7、chanes disolateurs quipes pour lignes de tension nominale suprieure 1 000 V - Essais darc de puissance en courant alternatif (CEI 61467:2008) Isolatoren fr Freileitungen - Isolatorstrnge und -ketten fr Leitungen mit einer Nennspannung grer 1 000 V - Wechselstrom-Hochleistungs-Lichtbogenprfungen (IEC
8、 61467:2008) This European Standard was approved by CENELEC on 2008-11-01. 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 bib
9、liographical 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 language made by translation under the responsibil
10、ity 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, Bulgaria, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Gree
11、ce, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 61467:2008EN 61467:2008 - 2 - Foreword The text of document 36B/277/FDIS, future edition 1 of I
12、EC 61467, prepared by SC 36B, Insulators for overhead lines, of IEC TC 36, Insulators, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61467 on 2008-11-01. The following dates were fixed: latest date by which the EN has to be implemented at national level by publicat
13、ion of an identical national standard or by endorsement (dop) 2009-08-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2011-11-01 Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 61467:2008 was approv
14、ed by CENELEC as a European Standard without any modification. In the official version, for Bibliography, the following notes have to be added for the standards indicated: IEC 60383-1 NOTE Harmonized as EN 60383-1:1996 (not modified). IEC 60383-2 NOTE Harmonized as EN 60383-2:1995 (not modified). _
15、BS EN 61467:2008- 3 - EN 61467:2008 Annex ZA(normative) Normative references to international publications with their corresponding European publications The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. F
16、or undated references, the latest edition of the referenced document (including any amendments) applies. NOTE When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. Publication Year Title EN/HD Year IEC/TR 60797 -1)Residual streng
17、th of string insulator units of glass or ceramic material for overhead lines after mechanical damage of the dielectric - - IEC 60826 -1)Design criteria of overhead transmission lines - - 1)Undated reference. BS EN 61467:2008 2 61467 IEC:2008 CONTENTS 1 Scope and object6 2 Normative references .6 3 T
18、erms and definitions .6 4 Symbols and abbreviations.7 5 Characteristics of the test current.8 6 Supply and return circuit conditions 9 7 Tests on insulator sets .11 7.1 General remarks11 7.2 Test arrangement 11 7.3 Test current.11 7.4 Supply and return circuit conditions.11 7.5 Arc initiation 12 7.6
19、 Ambient conditions 14 7.7 Test series and characteristics of the power arcs 14 8 Tests on short strings .14 8.1 General remark .14 8.2 Test arrangement 15 8.3 Test current.15 8.4 Supply and return circuit conditions.15 8.5 Arc initiation 15 8.6 Ambient conditions 15 8.7 Test series and characterist
20、ics of the power arcs 16 9 Test report18 10 Evaluation of results.18 10.1 General remark .18 10.2 Visual examination 18 10.3 Porcelain or glass insulators18 10.4 Composite insulators.19 10.5 Acceptance criteria19 Annex A (normative) Examples of test arrangements and practical methods of tower simula
21、tion (return circuit) 20 Annex B (normative) Determination of the r.m.s. value of the current.25 Annex C (informative) No-load voltage of the power source .27 Annex D (informative) Power arcs on insulator sets and their true simulation by appropriate positioning of fusible wires .28 Annex E (informa
22、tive) Wind velocity during power arc tests .30 Annex F (informative) Variation of the fault current magnitude and reasons for the choice of the prescribed test parameters 31 Annex G (informative) Recommendations for the test report 33 Annex H (informative) Sample of a power arc test report .37 Bibli
23、ography40 Figure 1 Illustration of supply and return currents 10 Figure 2 Arc initiation.13 BS EN 61467:200861467 IEC:2008 3 Figure 3 Mounting arrangement for short strings 17 Figure A.1 Test arrangement of vertical insulator set .21 Figure A.2 Test arrangement of vertical insulator set using simpli
24、fied tower steel structure .22 Figure A.3 Test arrangement of Vee insulator set located in the centre of the tower (for the simplified tower steel structure and return circuit, see Figures A.1 and A.2)23 Figure A.4 Test arrangement of horizontal insulator (for the simplified tower steel structure an
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