BS EN 61869-5-2011 Instrument transformers Additional requirements for capacitor voltage transformers《仪表互感器 电容电压互感器附加要求》.pdf

1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationInstrument transformersPart 5: Additional requirements for capacitor voltage transformersBS EN 61869-5:2011Copyright European Committee for Electrotechnical Standardization Provi

2、ded by IHS under license with CENELECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-National forewordThis British Standard is the UK implementation of EN 61869-5:2011. It isidentical to IEC 61869-5:2011. It supersedes BS EN 60044-5:2004 which iswithdrawn.The UK pa

3、rticipation in its preparation was entrusted to Technical CommitteePEL/38, Instrument transformers.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisions of acontract. Users are respon

4、sible for its correct application. The British Standards Institution 2012Published by BSI Standards Limited 2012ISBN 978 0 580 75603 0ICS 17.220.20Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of the StandardsP

5、olicy and Strategy Committee on 30 April 2012.Amendments issued since publicationAmd. No. Date Text affectedBRITISH STANDARDBS EN 61869-5:2011Copyright European Committee for Electrotechnical Standardization Provided by IHS under license with CENELECNot for ResaleNo reproduction or networking permit

6、ted without license from IHS-,-,-EUROPEAN STANDARD EN 61869-5 NORME EUROPENNE EUROPISCHE NORM October 2011 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre: Avenue Marnix

7、 17, B - 1000 Brussels 2011 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61869-5:2011 E ICS 17.220.20 Supersedes EN 60044-5:2004English version Instrument transformers - Part 5: Additional requirements for capacitor voltage tra

8、nsformers (IEC 61869-5:2011) Transformateurs de mesure - Partie 5: Exigences supplmentaires concernant les transformateurs condensateurs de tension (CEI 61869-5:2011) Messwandler - Teil 5: Zustzliche Anforderungen fr kapazitive Spannungswandler (IEC 61869-5:2011) This European Standard was approved

9、by CENELEC on 2011-08-17. 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

10、standards may be obtained on application to the CEN-CENELEC Management Centre 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 la

11、nguage and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland

12、, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 61869-5:2011Copyright European Committee for Electrotechnical Standardization Provided by IHS under license with CE

13、NELECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-EN 61869-5:2011 - 2 - Foreword The text of document 38/411/FDIS, future edition 1 of IEC 61869-5, prepared by IEC/TC 38, “Instrument transformers“, was submitted to the IEC-CENELEC parallel vote and was approved

14、by CENELEC as EN 61869-5:2011. The following dates are 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) 2012-05-17 latest date by which the national standards conflicting with the EN have to be withdra

15、wn (dow) 2014-08-17 This European Standard supersedes EN 60044-5:2004 regarding capacitor voltage transformers. EN 61869-5:2011 shall be read in conjunction with, and is based on, EN 61869-1:2009, Instrument transformers - General Requirements. This Part 5 follows the structure of EN 61869-1 and sup

16、plements or modifies its corresponding clauses. When a particular clause/subclause of Part 1 is not mentioned in this Part 5, that clause/subclause applies as far as is reasonable. When this standard states “addition”, “modification” or “replacement”, the relevant text in Part 1 shall be adapted acc

17、ordingly. For additional clauses, subclauses, figures, tables, annexes or notes, the following numbering system is used: clauses, subclauses, tables, figures and notes that are numbered starting from 501 are additional to those in Part 1; additional annexes are lettered 5A, 5B, etc. Annex ZZ of EN 6

18、1869-1 is not applicable for this part of the series. An overview of the planned set of standards at the date of publication of this document is given below. The updated list of standards prepared by IEC TC38 is available at the website: www.iec.ch. The updated list of standards prepared by IEC TC38

19、 and approved by CENELEC is available at the website: www.cenelec.eu. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and CENELEC shall not be held responsible for identifying any or all such patent rights. BS EN 61869-5:2011C

20、opyright European Committee for Electrotechnical Standardization Provided by IHS under license with CENELECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- 3 - EN 61869-5:2011 PRODUCT FAMILY STANDARDS PRODUCT STANDARD PRODUCTS OLD STANDARD 61869-1 GENERAL REQUIREME

21、NTS FOR INSTRUMENT TRANSFORMERS 61869-2 ADDITIONAL REQUIREMENTS FOR CURRENT TRANSFORMERS 60044-1 61869-3 ADDITIONAL REQUIREMENTS FOR INDUCTIVE VOLTAGE TRANSFORMERS 60044-2 61869-4 ADDITIONAL REQUIREMENTS FOR COMBINED TRANSFORMERS 60044-3 61869-5 ADDITIONAL REQUIREMENTS FOR CAPACITIVE VOLTAGE TRANSFO

22、RMERS 60044-5 61869-6 ADDITIONAL GENERAL REQUIREMENT FOR ELECTRONIC INSTRUMENT TRANSFORMERS AND LOW POWER STAND ALONE SENSORS 61869-7 ADDITIONAL REQUIREMENTS FOR ELECTRONIC VOLTAGE TRANSFORMERS 60044-7 61869-8 ADDITIONAL REQUIREMENTS FOR ELECTRONIC CURRENT TRANSFORMERS 60044-8 61869-9 DIGITAL INTERF

23、ACE FOR INSTRUMENT TRANSFORMERS 61869-10 ADDITIONAL REQUIREMENTS FOR LOW-POWER STAND-ALONE CURRENT SENSORS 61869-11 ADDITIONAL REQUIREMENTS FOR LOW POWER STAND ALONE VOLTAGE SENSOR 60044-7 61869-12 ADDITIONAL REQUIREMENTS FOR COMBINED ELECTRONIC INSTRUMENT TRANSFORMER OR COMBINED STAND ALONE SENSORS

24、 61869-13 STAND ALONE MERGING UNIT _ Endorsement notice The text of the International Standard IEC 61869-5:2011 was approved by CENELEC as a European Standard without any modification. In the official version, for Bibliography, the following note has to be added for the standard indicated: IEC 60422

25、 NOTE Harmonized as EN 60422. _ BS EN 61869-5:2011Copyright European Committee for Electrotechnical Standardization Provided by IHS under license with CENELECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-EN 61869-5:2011 - 4 - Annex ZA (normative) Normative refere

26、nces 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. For undated references, the latest edition of the referenced document (in

27、cluding any amendments) applies. NOTE When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. Annex ZA of EN 61869-1:2009 applies with the following additions: Publication Year Title EN/HD Year IEC 60038 (mod) 2009 IEC standard vol

28、tages EN 60038 2011 IEC 60050-436 - International Electrotechnical Vocabulary (IEV) - Chapter 436: Power capacitors - - IEC 60050-601 - International Electrotechnical Vocabulary (IEV) - Chapter 601: Generation, transmission and distribution of electricity - General - - IEC 60050-604 - International

29、Electrotechnical Vocabulary (IEV) - Chapter 604: Generation, transmission and distribution of electricity - Operation - - IEC 60060-1 - High-voltage test techniques - Part 1: General definitions and test requirements EN 60060-1 - IEC 60358 - Coupling capacitors and capacitor dividers HD 597 S1 - IEC

30、 60481 - Coupling devices for power line carrier systems - - IEC 61869-1 (mod) 2007 Instrument transformers - Part 1: General requirements EN 61869-1 2009 BS EN 61869-5:2011Copyright European Committee for Electrotechnical Standardization Provided by IHS under license with CENELECNot for ResaleNo re

31、production or networking permitted without license from IHS-,-,- 2 61869-5 IEC:2011 CONTENTS 1 Scope . 8 2 Normative references . 8 3 Terms and Definitions . 8 3.1 General definitions .9 3.2 Definitions related to dielectric ratings and voltages . 14 3.4 Definitions related to accuracy 14 3.5 Defini

32、tions related to other ratings 14 3.7 Index of abbreviations . 15 5 Ratings . 15 5.3 Rated insulation levels 16 5.3.3 Other requirements for primary terminals insulation . 16 5.3.5 Insulation requirements for secondary terminals. 17 5.3.501 Electromagnetic unit insulation requirements 17 5.4 Rated f

33、requency 17 5.5 Rated output 17 5.5.501 Rated output values . 17 5.5.502 Rated thermal limiting output . 18 5.5.503 Rated output values for residual voltage windings 18 5.5.504 Rated thermal limiting output for residual voltage windings 18 5.6 Rated accuracy class 18 5.6.501 Accuracy requirements fo

34、r measuring capacitor voltage transformer . 18 5.6.502 Accuracy requirements for protective capacitor voltage transformers 19 5.501 Standard values of rated voltages 20 5.501.1 Rated primary voltages UPr. 20 5.501.2 Rated secondary voltages . 20 5.501.3 Rated voltages for secondary winding intended

35、to produce a residual voltage . 21 5.501.4 Standard values of rated voltage factor . 21 6 Design and construction . 22 6.1 Requirements for liquids used in equipment . 22 6.1.4 Liquid tightness 22 6.7 Mechanical requirements 22 6.8 Multiple chopped impulse on primary terminals 22 6.9 Internal arc fa

36、ult protection requirements . 22 6.13 Markings 22 6.13.501 Terminal markings . 22 6.13.502 Rating plate markings 23 6.501 Short circuit withstand capability . 27 6.502 Ferro-resonance 27 6.502.1 General 27 6.502.2 Transients of ferro-resonance oscillations . 27 6.503 Transient response . 28 6.503.1

37、General 28 6.503.2 Requirements for transient response 28 6.503.3 Standard transient response classes 28 BS EN 61869-5:2011Copyright European Committee for Electrotechnical Standardization Provided by IHS under license with CENELECNot for ResaleNo reproduction or networking permitted without license

38、 from IHS-,-,-61869-5 IEC:2011 3 6.504 Requirements for carrier frequency accessories . 29 6.504.1 General 29 6.504.2 Drain coil 29 6.504.3 Voltage limitation device 29 7 Tests 30 7.1 General . 30 7.1.2 List of tests. 30 7.1.3 Sequence of tests 31 7.2 Type tests 33 7.2.2 Temperature-rise test 33 7.2

39、.3 Impulse voltage withstand test on primary terminals. 34 7.2.4 Wet test for outdoor type transformers 35 7.2.6 Test for accuracy . 35 7.2.8 Enclosure tightness test at ambient temperature 37 7.2.501 Capacitance and tan measurement at power-frequency . 37 7.2.502 Short-circuit withstand capability

40、test 38 7.2.503 Ferro-resonance tests . 39 7.2.504 Transient response test . 39 7.2.505 Type test for carrier frequency accessories 41 7.3 Routine tests . 42 7.3.1 Power-frequency voltage withstand tests on primary terminals 42 7.3.2 Partial discharge measurement . 44 7.3.5 Test for accuracy . 44 7.

41、3.7 Enclosure tightness test at ambient temperature 46 7.3.8 Pressure test for the enclosure 46 7.3.501 Ferro-resonance check 46 7.3.502 Routine tests for carrier frequency accessories 46 7.4 Special tests 47 7.4.1 Chopped impulse voltage withstand test on primary terminals . 47 7.4.2 Multiple chopp

42、ed impulse test on primary terminals . 47 7.4.3 Measurement of capacitance and dielectric dissipation factor 47 7.4.6 Internal arc fault test 47 7.4.501 Determination of the temperature coefficient (TC) 47 7.4.502 Tightness design test of capacitor units 47 Annex 5A (normative) Typical diagrammeme o

43、f a capacitor voltage transformer 49 Annex 5B (informative) Transient response of capacitor voltage transformer under fault conditions . 50 Annex 5C (normative) High-frequency characteristics of capacitor voltage transformers . 51 Bibliography 52 Figure 501 Error diagram of a capacitor voltage trans

44、former for accuracy classes 0,2, 0,5 and 1,0 19 Figure 502 Capacitor voltage transformer with a single secondary . 23 Figure 503 Capacitor voltage transformer with two secondaries . 23 Figure 504 Capacitor voltage transformer with two tapped secondaries . 23 Figure 505 Capacitor voltage transformer

45、with one residual voltage winding and a single secondary . 23 BS EN 61869-5:2011Copyright European Committee for Electrotechnical Standardization Provided by IHS under license with CENELECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- 4 61869-5 IEC:2011 Figure 50

46、6 Example of a typical rating plate . 26 Figure 507 Transient response of a capacitor voltage transformer . 28 Figure 508 Flow charts test sequence to be applied when performing type test (Figure 508a) and routine test (Figure 508b) . 32 Figure 509 Diagram of a capacitor voltage transformer for the

47、transient response test using equivalent circuit method . 40 Figure 510 Series burden . 41 Figure 511 Pure resistance 41 Figure 512 Example of an error diagramme of class 1 CVT for accuracy check with the equivalent circuit . 45 Figure 5A.1 Example of a diagram for a capacitor voltage transformer .

48、49 Figure 5A.2 Example of a diagram for a capacitor voltage transformer with carrier-frequency accessories 49 Table 501 Limits of voltage error and phase displacement for measuring capacitor voltage transformers . 19 Table 502 Limits of voltage error and phase displacement for protective capacitor voltage transformers . 20 Table 503 Rated secondary voltages for capacitor voltage transformers to produce a residual voltage 21 Table 504 Standard values of rated voltage factors for accuracy and thermal requirements . 21 Table 505 Marking of the rat