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BS EN 60060-2-2011 High-voltage test techniques Measuring systems《高压试验技术 测量系统》.pdf

1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationHigh-voltage test techniquesPart 2: Measuring systemsBS EN 60060-2:2011National forewordThis British Standard is the UK implementation of EN 60060-2:2011. It is identical to IEC

2、60060-2:2010. It supersedes BS EN 60060-2:1995, which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee PEL/42, Testing techniques for high voltages and currents.A list of organizations represented on this committee can be obtained on request to its secretary.

3、This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. BSI 2011ISBN 978 0 580 58321 6 ICS 17.220.20; 19.080Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was p

4、ublished under the authority of the Standards Policy and Strategy Committee on 31 March 2011.Amendments issued since publicationAmd. No. Date Text affectedBRITISH STANDARDBS EN 60060-2:2011EUROPEAN STANDARD EN 60060-2 NORME EUROPENNE EUROPISCHE NORM January 2011 CENELEC European Committee for Electr

5、otechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre: Avenue Marnix 17, B - 1000 Brussels 2011 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. E

6、N 60060-2:2011 E ICS 17.220.20; 19.080 Supersedes EN 60060-2:1994 + A11:1998English version High-voltage test techniques - Part 2: Measuring systems (IEC 60060-2:2010) Techniques des essais haute tension - Partie 2: Systmes de mesure (CEI 60060-2:2010) Hochspannungs-Prftechnik - Teil 2: Messsysteme

7、(IEC 60060-2:2010) This European Standard was approved by CENELEC on 2011-01-01. 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 a

8、nd bibliographical 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 respo

9、nsibility 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, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France

10、, Germany, Greece, 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 60060-2:2011EN 60060-2:2011 Foreword The text of document 42/281/FDIS, future ed

11、ition 3 of IEC 60060-2, prepared by IEC TC 42, High-voltage testing techniques, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 60060-2 on 2011-01-01. This European Standard supersedes EN 60060-2:1994 + A11:1998. The significant technical changes with respect to EN 6

12、0060-2:1994+A11:1998 are as follows: a) The general layout and text was updated and improved to make the standard easier to use. b) The standard was revised to align it with EN 60060-1. c) The treatment of measurement uncertainty estimation has been expanded. Attention is drawn to the possibility th

13、at 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. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identica

14、l national standard or by endorsement (dop) 2011-10-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2014-01-01 Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 60060-2:2010 was approved by CENELEC as

15、 a European Standard without any modification. In the official version, for Bibliography, the following notes have to be added for the standards indicated: IEC 60051 series NOTE Harmonized in EN 60051 series (not modified). IEC 60060-3:2006 IEC 60071-1:2006 IEC 60270 IEC 62475 ISO/IEC 17025:2005 NOT

16、E Harmonized as EN 60060-3:2006 (not modified). NOTE Harmonized as EN 60071-1:2006 (not modified). NOTE Harmonized as EN 60270. NOTE Harmonized as EN 62475. NOTE Harmonized as EN ISO/IEC 17025:2005 (not modified). _ BS EN 60060-2:2011EN 60060-2:2011 Annex ZA (normative) Normative references to inter

17、national 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 (including any a

18、mendments) 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 60052 - Voltage measurement by means of standard air gaps EN 60052 - IEC 60060-1 - High-voltage test techniques

19、- Part 1: General definitions and test requirements EN 60060-1 - IEC 61083-1 - Instruments and software used for measurement in high-voltage impulse tests - Part 1: Requirements for instruments EN 61083-1 - IEC 61083-2 - Digital recorders for measurements in high-voltage impulse tests - Part 2: Eval

20、uation of software used for the determination of the parameters of impulse waveforms EN 61083-2 - ISO/IEC Guide 98-3 2008 Uncertainty of measurement - Part 3: Guide to the expression of uncertainty in measurement (GUM:1995) - - BS EN 60060-2:201160060-2 IEC:2010 CONTENTS 1 Scope . 8 2 Normative refe

21、rences 8 3 Terms and definitions 8 3.1 Measuring systems . 9 3.2 Components of a measuring system . 9 3.3 Scale factors . 1 0 3.4 Rated values . 1 1 3.5 Definitions related to dynamic behaviour . 1 1 3.6 Definitions related to uncertainty. 1 3 3.7 Definitions related to tests on measuring systems .

22、1 4 4 Procedures for qualification and use of measuring systems 1 5 4.1 General principles . 1 5 4.2 Schedule of performance tests . 1 6 4.3 Schedule of performance checks 1 6 4.4 Requirements for the record of performance . 1 6 4.4.1 Contents of the record of performance . 1 6 4.4.2 Exceptions 1 7

23、4.5 Operating conditions 1 7 4.6 Uncertainty . 1 7 5 Tests and test requirements for an approved measuring system and its components . 1 8 5.1 General requirements . 1 8 5.2 Calibration Determination of the scale factor . 1 9 5.2.1 Calibration of measuring systems by comparison with a reference meas

24、ur-ing system (preferred method) . 1 9 5.2.2 Determination of the scale factor of a measuring system from the scale factors of its components (alternative method) 2 2 5.3 Linearity test. 2 3 5.3.1 Application 2 3 5.3.2 Alternative methods in order of suitability 2 4 5.4 Dynamic behaviour 2 5 5.4.1 G

25、eneral 2 5 5.4.2 Determination of the amplitude/frequency response 2 5 5.4.3 Reference method for impulse voltage measuring systems 2 6 5.5 Short-term stability 2 6 5.6 Long-term stability. 2 6 5.7 Ambient temperature effect . 2 7 5.8 Proximity effect 2 7 5.9 Software effect 2 7 5.10 Uncertainty cal

26、culation of the scale factor . 2 7 5.10.1 General 2 7 5.10.2 Uncertainty of the calibration 2 8 5.10.3 Uncertainty of measurement using an approved measuring system . 29 5.11 Uncertainty calculation of time parameter measurement (impulse voltages only) 3 0 5.11.1 General 3 0 BS EN 60060-2:201160060-

27、2 IEC:2010 5.11.2 Uncertainty of the time parameter calibration 3 0 5.11.3 Uncertainty of time parameter measurement using an approved measuring system 3 1 5.12 Interference test (transmission system and instrument for impulse voltage meas-urements) . 3 2 5.13 Withstand tests of converting device 3

28、2 6 Measurement of direct voltage 3 3 6.1 Requirements for an approved measuring system 3 3 6.1.1 General 3 3 6.1.2 Uncertainty contributions 3 3 6.1.3 Requirement on converting device 3 3 6.1.4 Dynamic behaviour for measuring voltage changes 3 3 6.2 Tests on an approved measuring system . 3 3 6.3 P

29、erformance check . 3 4 6.3.1 General 3 4 6.3.2 Comparison with an approved measuring system . 3 4 6.3.3 Check of the scale factors of the components . 3 5 6.4 Measurement of ripple amplitude 3 5 6.4.1 Requirements . 3 5 6.4.2 Uncertainty contributions 3 5 6.4.3 Calibrations and tests on an approved

30、ripple voltage measuring system . 3 5 6.4.4 Measurement of the scale factor at the ripple frequency 3 5 6.4.5 Dynamic behaviour by amplitude/frequency response 3 5 6.4.6 Performance check for ripple measuring system . 3 6 7 Measurement of alternating voltage 3 6 7.1 Requirements for an approved meas

31、uring system 3 6 7.1.1 General 3 6 7.1.2 Uncertainty contributions 3 6 7.1.3 Dynamic behaviour . 3 6 7.2 Tests on an approved measuring system . 3 8 7.3 Dynamic behaviour test . 3 8 7.4 Performance check . 3 8 7.4.1 General 3 8 7.4.2 Comparison with an approved measuring system . 3 8 7.4.3 Check of

32、the scale factors of the components . 3 9 8 Measurement of lightning impulse voltage . 4 0 8.1 Requirements for an approved measuring system 4 0 8.1.1 General 4 0 8.1.2 Uncertainty contributions 4 0 8.1.3 Requirement on measuring instrument . 4 0 8.1.4 Dynamic behaviour . 4 0 8.1.5 Connection to the

33、 test object 4 0 8.2 Tests on an approved measuring system . 4 1 8.3 Performance test on measuring systems . 4 2 8.3.1 Reference method (preferred) 4 2 8.3.2 Alternative method supplemented by a measurement of the step response according to Annex C . 4 2 8.4 Dynamic behaviour test . 4 3 BS EN 60060-

34、2:201160060-2 IEC:2010 8.4.1 Comparison with a reference measuring system (preferred) 4 3 8.4.2 Alternative method based on step response parameters (Annex C) . 43 8.5 Performance check . 4 3 8.5.1 Comparison with an approved measuring system . 4 3 8.5.2 Check of the scale factors of the components

35、. 4 3 8.5.3 Dynamic behaviour check by reference record 4 3 9 Measurement of switching impulse voltage 4 3 9.1 Requirements for an approved measuring system 4 3 9.1.1 General 4 3 9.1.2 Uncertainty contribution 4 4 9.1.3 Requirements for the measuring instrument . 4 4 9.1.4 Dynamic behaviour . 4 4 9.

36、1.5 Connection to the test object 4 4 9.2 Tests on an approved measuring system . 4 4 9.3 Performance test on measuring systems . 4 4 9.3.1 Reference method (preferred) 4 4 9.3.2 Alternative methods supplemented by a step response measurement . 45 9.4 Dynamic behaviour test by comparison 4 5 9.5 Per

37、formance check . 4 5 9.5.1 Scale factor check by comparison with an approved measuring system . 4 5 9.5.2 Check of the scale factors of the components . 4 5 9.5.3 Dynamic behaviour check by reference record 4 5 10 Reference measuring systems 4 7 10.1 Requirements for reference measuring systems . 4

38、7 10.1.1 Direct voltage . 4 7 10.1.2 Alternating voltage . 4 7 10.1.3 Full and chopped lightning and switching impulse voltages 4 7 10.2 Calibration of a reference measuring system . 4 7 10.2.1 General 4 7 10.2.2 Reference method: Comparative measurement . 4 7 10.2.3 Alternative method for impulse v

39、oltages: Measurement of scale factor and evaluation of step response parameters 4 7 10.3 Interval between successive calibrations of reference measuring systems 4 7 10.4 Use of reference measuring systems 4 8 Annex A (informative) Uncertainty of measurement . 4 9 Annex B (informative) Examples for t

40、he calculation of measuring uncertainties in high-voltage measurements 5 7 Annex C (informative) Step response measurements 6 5 Annex D (informative) Convolution method for the determination of dynamic behaviour from step response measurements 7 0 Bibliography . 7 3 Figure 1 Amplitude-frequency resp

41、onse with examples for limit frequencies (f1; f2) 1 2 Figure 2 Calibration by comparison over the full voltage range 2 0 Figure 3 Uncertainty contributions of the calibration (example with minimum of 5 voltage levels) . 2 1 Figure 4 Calibration by comparison over a limited voltage range, with an add

42、itional linearity test . 2 2 BS EN 60060-2:201160060-2 IEC:2010 Figure 5 Linearity test of the measuring system with a linear device in the extended voltage range 2 4 Figure 6 Shaded area for acceptable normalised amplitude-frequency responses of measuring systems intended for single fundamental fre

43、quencies fnom(to be tested in the range (1.7) fnom) . 3 7 Figure 7 Shaded area for acceptable normalised amplitude-frequency responses of measuring systems intended for a range of fundamental frequencies fnom1to fnom2(to be tested in the range fnom1 to 7 fnom2) . 3 8 Figure A.1 Normal probability di

44、stribution p(x) . 5 5 Figure A.2 Rectangular probability distribution p(x) . . 5 6 Figure B.1 Comparison between the system under test, X, and the reference system, N . 64 Figure B.2 Front time deviation T1,jof system X, related to the reference system N, and their mean T1min the range of T1= 0,8 ms

45、 1,6 ms . 6 4 Figure C.1 Definitions of response parameters 6 8 Figure C.2 A unit-step response g(t) showing an initial distortion of initial distortion time T0. 6 9 Figure C.3 Suitable circuits for step response measurement 6 9 Table 1 Tests required for an approved direct voltage measuring system

46、3 4 Table 2 Required tests for uncertainty contributions in ripple measurement 3 6 Table 3 Tests required for an approved alternating voltage measuring system 3 9 Table 4 Tests required for an approved lightning impulse voltage measuring system . 41 Table 5 Tests required for a switching impulse vol

47、tage measuring system . 4 6 Table 6 Recommended response parameters for impulse voltage reference measuring systems . 4 8 Table A.1 Coverage factor k for effective degrees of freedom eff(p = 95,45 %) 5 4 Table A.2 Schematic of an uncertainty budget 5 5 Table B.1 Result of the comparison measurement

48、at a single voltage level 5 8 Table B.2 Summary of results for h = 5 voltage levels (VXmax= 500 kV) . . 5 9 Table B.3 Uncertainty budget of the assigned scale factor FX. . 6 0 Table B.4 Uncertainty budget of the assigned scale factor F. 6 1 Table B.5 Calibration result for front time T1and deviation

49、s . 6 3 Table B.6 Uncertainty budget of the front time deviation T1cal. 6 3 BS EN 60060-2:2011 8 60060-2 IEC:2010 HIGH-VOLTAGE TEST TECHNIQUES Part 2: Measuring systems 1 Scope This part of IEC 60060 is applicable to complete measuring systems, and to their components, used for the measurement of high voltages during laboratory and factory tests with direct voltage, alternating voltage and lightning and switching impulse voltages as specified in IEC 60060

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