BS EN 60885-3-2003 Electrical test methods for electric cables - Test methods for partial discharge measurements on lengths of extruded power cables《电缆的电气试验方法 测量挤压电力电缆段局部放电的试验方法》.pdf

《BS EN 60885-3-2003 Electrical test methods for electric cables - Test methods for partial discharge measurements on lengths of extruded power cables《电缆的电气试验方法 测量挤压电力电缆段局部放电的试验方法》.pdf》由会员分享，可在线阅读，更多相关《BS EN 60885-3-2003 Electrical test methods for electric cables - Test methods for partial discharge measurements on lengths of extruded power cables《电缆的电气试验方法 测量挤压电力电缆段局部放电的试验方法》.pdf（38页珍藏版）》请在麦多课文档分享上搜索。

1、BRITISH STANDARD BS EN 60885-3:2003 Electrical test methods for electric cables Part 3: Test methods for partial discharge measurements on lengths of extruded power cables The European Standard EN 60885-3:2003 has the status of a British Standard ICS 29.060.20 BS EN 60885-3:2003 This British Standar

2、d was published under the authority of the Standards Policy and Strategy Committee on 24 October 2003 BSI 24 October 2003 ISBN 0 580 42794 3 National foreword This British Standard is the official English language version of EN 60885-3:2003. It is identical with IEC 60885-3:1988. The UK participatio

3、n in its preparation was entrusted by Technical Committee GEL/20, Electric cables, to Subcommittee GEL/20/16, Medium/high voltage 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 Britis

4、h Standards which implement international or European 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 Onlin

5、e. This publication does not purport to include all 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 responsibl

6、e 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 them in the UK. Summary of pages This document comprises a front cover, an inside front cover, t

7、he EN title page, pages 2 to 34, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEAN STANDARD EN 60885-3 NORME EUROPENNE EUROPISCHE NORM September 20

8、03 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 2003 CENELEC - All rights of exploitation in any form and by any means reserv

9、ed worldwide for CENELEC members. Ref. No. EN 60885-3:2003 E ICS 29.060.20 English version Electrical test methods for electric cables Part 3: Test methods for partial discharge measurements on lengths of extruded power cables (IEC 60885-3:1988) Mthodes dessais lectriques pour les cbles lectriques P

10、artie 3: Mthodes dessais pour mesures de dcharges partielles sur longueurs de cbles de puissance extruds (CEI 60885-3:1988) Elektrische Prfverfahren fr Starkstromkabel Teil 3: Prfverfahren zur Teilentladungsmessung an Lngen von extrudierten Kabeln (IEC 60885-3:1988) This European Standard was approv

11、ed by CENELEC on 2003-09-01. 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 nation

12、al 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 member into its own language

13、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, Lithuania, Luxembourg, Malta, Netherlan

14、ds, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. EN 60885-3:2003 - 2 - Foreword The text of the International Standard IEC 60885-3:1988, prepared by IEC TC 20, Electric cables, is submitted to the Unique Acceptance Procedure and was approved by CENELEC as EN 60885-3 on

15、2003-09-01. 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 endorsement (dop) 2004-09-01 - latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2006-

16、09-01 Annexes designated “normative“ are part of the body of the standard. In this standard, Annex ZA is normative. Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 60885-3:1988 was approved by CENELEC as a European Standard without any modification

17、. _ Page2 EN608853:2003CONTENTS SECTION ONE GENERAL Clause 1.1 Scope. 4 1.2 Object 4 SECTION TWO PARTIAL DISCHARGE TESTS 2.1 Definitions. 4 2.2 Test apparatus 4 2.2.1 Equipment 4 2.2.2 Test circuit and instruments .4 2.2.3 Double pulse generator 5 2.2.4 Terminal impedance (characteristic impedance)

18、5 2.2.5 Reflection suppressor. 5 2.3 Determination of characteristic properties of the test circuit 5 2.3.1 Superposition. 5 2.3.2 Terminal impedance. 5 2.3.3 Reflection suppressor. 5 2.3.4 Calibration charge 6 2.3.5 Sensitivity 6 2.4 Measurement procedures. 7 2.4.1 Short cable lengths including typ

19、e test lengths 7 2.4.2 Long cable lengths tested without a terminal impedance. 7 2.4.3 Long cable lengths tested with a terminal impedance 8 2.4.4 Long cable lengths tested with a reflection suppressor 9 2.5 Voltage levels/partial discharge limits 9 2.6 Plotting double pulse diagrams . 9 2.7 Require

20、ments for the terminal impedance. 10 SECTION THREE APPLICATION GUIDE 3.1 Background information. 12 3.1.1 Introduction 12 3.1.2 Superposition and attenuation 14 3.2 Procedures and parameters 15 3.2.1 Determination of characteristic properties of the test circuit . 15 3.2.2 Measurement procedures.17

21、3.3 Bibliography 20 List of symbols . 21 FIGURES . 22 Annex ZA (normative) Normative references to international publications with their corresponding European publications. 34 Page3 EN608853:2003Page4 EN608853:2003Page5 EN608853:2003Page6 EN608853:2003Page7 EN608853:2003Page8 EN608853:2003Page9 EN6

22、08853:2003Page10 EN608853:2003Page11 EN608853:2003Page12 EN608853:2003Page13 EN608853:2003Page14 EN608853:2003Page15 EN608853:2003Page16 EN608853:2003Page17 EN608853:2003Page18 EN608853:2003Page19 EN608853:2003Page20 EN608853:2003Page21 EN608853:2003Page22 EN608853:2003Page23 EN608853:2003Page24 EN6

23、08853:2003Page25 EN608853:2003Page26 EN608853:2003Page27 EN608853:2003Page28 EN608853:2003Page29 EN608853:2003Page30 EN608853:2003Page31 EN608853:2003Page32 EN608853:2003Page33 EN608853:2003 - 3 - EN 60885-3:2003 Annex ZA (normative) Normative references to international publications with their corr

24、esponding European publications This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to

25、or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies (including amendments). NOTE When an international publication has been modified by common

26、 modifications, indicated by (mod), the relevant EN/HD applies. Publication Year Title EN/HD Year IEC 60270 1981 Partial discharge measurements - 1)- 1)IEC 60270:2000 is harmonized as EN 60270:2001. Page34 EN608853:2003BS EN 60885-3:2003 BSI 389 Chiswick High Road London W4 4AL BSI British Standards

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