BS EN 60076-6-2008 Power transformers Reactors《电力变压器 电抗器》.pdf

1、BRITISH STANDARDBS EN 60076-6:2008Power transformers Part 6: ReactorsICS 29.180g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 60076-6:2008Thi

2、s British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 October 2008 BSI 2008ISBN 978 0 580 55392 9National forewordThis British Standard is the UK implementation of EN 60076-6:2008. It is identical to IEC 60076-6:2007. It supersedes BS EN 60289:1995

3、, which will be withdrawn on 1 June 2011.The UK participation in its preparation was entrusted to Technical Committee PEL/14, Power transformers.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the nece

4、ssary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunity from legal obligations.Amendments/corrigenda issued since publicationDate CommentsEUROPEAN STANDARD EN 60076-6 NORME EUROPENNE EUROPISCHE NORM July 2008 CENELEC

5、 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 worldwi

6、de for CENELEC members. Ref. No. EN 60076-6:2008 E ICS 29.180 Supersedes EN 60289:1994 + A11:2002English version Power transformers - Part 6: Reactors (IEC 60076-6:2007) Transformateurs de puissance - Partie 6: Bobines dinductance (CEI 60076-6:2007) Leistungstransformatoren - Teil 6: Drosselspulen (

7、IEC 60076-6:2007) This European Standard was approved by CENELEC on 2008-06-01. 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 an

8、d 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 respon

9、sibility 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,

10、 Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Foreword The text of document 14/538/CDV, future edition 1 of IEC 60076-6, prepared by IEC TC 14

11、, Power transformers, was submitted to the IEC-CENELEC Parallel Unique Acceptance Procedure and was approved by CENELEC as EN 60076-6 on 2008-06-01. This European Standard supersedes EN 60289:1994 + A11:2002. EN 60076-6:2008 includes the following significant technical changes with respect to EN 602

12、89:1994: wide extension of the “Definitions”, “Rating” and “Tests” clauses, more consequent distinction between definition and rating, “Tests” subclauses take into account the latest revisions of relevant EN 60076 standards, dielectric testing of reactors is now in line with dielectric testing of tr

13、ansformer according to EN 60076-3:2001, consequent distinction between oil-immersed and dry-type reactor, document offers an easier handling and is a more stand-alone document than EN 60289, introduction of the discharge reactor as part of Clause 9, introduction of the turn-to-turn overvoltage test

14、for dry-type reactors (Annex E), important background information given by newly introduced informative annexes, Annex A (informative) Information on shunt reactor switching and on special applications Annex B (informative) Magnetic characteristic of reactors Annex C (informative) Mutual reactance,

15、coupling factor and equivalent reactances of three- phase reactors Annex D (informative) Temperature correction of losses for liquid-immersed gapped-core and magnetically shielded air-core reactors Annex F (informative) Short-circuit testing Annex G (informative) Resistors Characteristics, specifica

16、tion and tests. 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) 2009-03-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2011-

17、06-01 Annex ZA has been added by CENELEC. _ 2 BS EN 60076-6:2008Endorsement notice The text of the International Standard IEC 60076-6:2007 was approved by CENELEC as a European Standard without any modification. In the official version, for Bibliography, the following notes have to be added for the

18、standards indicated: IEC 60143 NOTE Harmonized in EN 60143 series (not modified). IEC 60168 NOTE Harmonized as EN 60168:1994 (not modified) + A1:1997 (not modified) + A2:2000 (not modified). IEC 60273 NOTE Harmonized as HD 578 S1:1992 (not modified). IEC 60529 NOTE Harmonized as EN 60529:1991 (not m

19、odified). IEC 60871-1 NOTE Harmonized as EN 60871-1:2005 (not modified). IEC 61378-1 NOTE Harmonized as EN 61378-1:1998 (not modified). IEC 61378-2 NOTE Harmonized as EN 61378-2:2001 (not modified). IEC 62271-110 NOTE Harmonized as EN 62271-110:2005 (not modified). _ 3 BS EN 60076-6:2008CONTENTS INT

20、RODUCTION.11 1 Scope.12 2 Normative references .12 3 Terms and definitions .13 3.1 Types of reactor 13 3.2 Other definitions14 4 Symbols and abbreviations.17 5 Service conditions 18 5.1 General .18 5.2 Seismic conditions 18 6 Design, testing, tolerances and application.18 7 Shunt reactors20 7.1 Gene

21、ral .20 7.2 Design.20 7.3 Terms and definitions 20 7.4 Rating .21 7.4.1 Rated voltage 22 7.4.2 Maximum operating voltage .22 7.4.3 Rated power 22 7.4.4 Zero-sequence reactance of a three-phase star-connected reactor22 7.4.5 Mutual reactance of a three-phase reactor.22 7.4.6 Inrush current level22 7.

22、4.7 Linearity of the shunt reactor .22 7.5 Temperature rise.22 7.6 Insulation level 23 7.7 Rating plates .23 7.8 Tests.23 7.8.1 General .23 7.8.2 Routine tests .23 7.8.3 Type tests .24 7.8.4 Special tests24 7.8.5 Determination of reactance and linearity of reactance24 7.8.6 Measurement of loss (rout

23、ine test, special test) .25 7.8.7 Measurement of harmonics of the current (special test).26 7.8.8 Measurement of zero-sequence reactance on three-phase reactors (special test)27 7.8.9 Measurement of mutual reactance on three-phase reactors (special test).27 7.8.10 Dielectric tests.27 7.8.11 Measurem

24、ent of magnetic characteristic (special test).30 7.8.12 Measurement of acoustic sound level (type test, special test)30 7.8.13 Measurement of vibration (type test)31 7.8.14 Temperature rise test (type test)32 7.9 Tolerances 33 4 BS EN 60076-6:20087.9.1 General .33 7.9.2 Tolerances on reactance at ra

25、ted voltage and rated frequency 33 7.9.3 Tolerances on the linearity of reactance 33 7.9.4 Tolerance on loss 33 8 Current-limiting reactors and neutral-earthing reactors .33 8.1 General .33 8.2 Design.34 8.3 Terms and definitions 34 8.4 Rating .36 8.4.1 Rated continuous current.36 8.4.2 Rated therma

26、l short-circuit current.37 8.4.3 Rated thermal short-circuit current duration .37 8.4.4 Rated mechanical short-circuit current.37 8.4.5 Rated short-time current37 8.4.6 Rated short-time current duration or duty-cycle .37 8.4.7 Coupling factor 38 8.4.8 Rated short-circuit impedance .38 8.4.9 Rated sh

27、ort-time impedance 39 8.4.10 Rated continuous impedance.39 8.5 Ability to withstand rated thermal and rated mechanical short-circuit current .39 8.6 Temperature rise.39 8.6.1 Temperature rise at rated continuous current 39 8.6.2 Temperature due to rated thermal short-circuit current and rated short-

28、time current loading40 8.7 Insulation level 40 8.7.1 General .40 8.8 Rating plates .40 8.9 Tests.41 8.9.1 General .41 8.9.2 Routine tests .41 8.9.3 Type tests .41 8.9.4 Special tests42 8.9.5 Measurement of impedance at rated continuous current (routine test) .42 8.9.6 Measurement of impedance at rat

29、ed short-time current (routine test).43 8.9.7 Measurement of loss (routine test, special test) .43 8.9.8 Separate source a.c. withstand voltage test (routine test, special test).44 8.9.9 Winding overvoltage test for current-limiting reactors (routine test)44 8.9.10 Winding overvoltage test for neutr

30、al-earthing reactors (routine test) 45 8.9.11 Temperature rise test at rated continuous current (type test) .45 8.9.12 Lightning impulse test for current-limiting reactors (type test) 46 8.9.13 Short-circuit current test (special test) .46 8.9.14 Measurement of acoustic sound level at rated continuo

31、us current (special test)47 8.9.15 Vibration measurement at rated continuous current (special test) 47 8.9.16 Switching impulse test (special test) 48 8.9.17 Double-ended lightning impulse test (special test) .48 8.9.18 Measurement of coupling factor (special test)49 8.9.19 Wet winding overvoltage t

32、est (special test) 49 5 BS EN 60076-6:20088.9.20 Wet separate source a.c. withstand voltage test (special test) .49 8.9.21 Measurement of reactance of the winding in the case of gapped-core and magnetically-shielded air-core reactors (special test)49 8.10 Tolerances 50 8.10.1 Tolerance on impedances

33、 of reactors without compensation for mutual coupling .50 8.10.2 Tolerance on impedance of reactors with compensation for mutual coupling.50 8.10.3 Tolerance on loss 50 9 Filter, damping and discharge reactors associated with capacitors .50 9.1 General .50 9.2 Design.51 9.3 Terms and definitions 51

34、9.4 Rating .53 9.4.1 Rated power frequency current53 9.4.2 Rated current spectrum .53 9.4.3 Rated inrush current54 9.4.4 Rated inrush frequency54 9.4.5 Rated discharge current 54 9.4.6 Rated discharge frequency 54 9.4.7 Rated thermal short-circuit current.54 9.4.8 Rated thermal short-circuit current

35、 duration .54 9.4.9 Rated mechanical short-circuit current.55 9.4.10 Rated inductance.55 9.4.11 Quality factor.55 9.5 Ability to withstand rated thermal and rated mechanical short-circuit current .55 9.6 Ability to withstand inrush or discharge current56 9.7 Temperature rise.56 9.7.1 Temperature ris

36、e at equivalent current at power frequency56 9.7.2 Temperature due to rated thermal short-circuit current loading 56 9.8 Insulation level 56 9.8.1 General .56 9.8.2 Insulation requirements .56 9.9 Rating plates .57 9.10 Tests.57 9.10.1 General .57 9.10.2 Routine tests.58 9.10.3 Type tests .58 9.10.4

37、 Special tests .58 9.10.5 Measurement of inductance (routine test, type test) 58 9.10.6 Measurement of loss and quality factor (routine test, type test) .59 9.10.7 Winding overvoltage test (routine test) 59 9.10.8 Temperature rise test at rated continuous current (type test).60 9.10.9 Lightning impu

38、lse test (type test).60 9.10.10 Short-circuit current test (special test).60 9.10.11 Measurement of acoustic sound level at rated continuous current (special test) .61 9.10.12 Separate source a.c. withstand voltage test (special test) .62 9.10.13 Inrush current withstand test (special test) 62 9.10.

39、14 Discharge current test (special test) 63 6 BS EN 60076-6:20089.10.15 Modified short-circuit/discharge current test (special test) .63 9.10.16 Mechanical resonance test (special test) .63 9.11 Tolerances 63 9.11.1 Tolerance on rated inductance 63 9.11.2 Tolerance on measured loss and quality facto

40、r 63 10 Earthing transformers (neutral couplers).63 10.1 General .63 10.2 Design.64 10.3 Terms and definitions 64 10.4 Rating .66 10.4.1 Rated voltage 66 10.4.2 Maximum operating voltage .66 10.4.3 Rated zero-sequence impedance.66 10.4.4 Rated continuous neutral current.66 10.4.5 Rated short-time ne

41、utral current 67 10.4.6 Rated short-time neutral current duration.67 10.4.7 Rated voltage of the secondary winding.67 10.4.8 Further ratings for the combination of an earthing transformer and an arc-suppression reactor.67 10.5 Ability to withstand the rated short-time neutral current .67 10.6 Temper

42、ature rise.68 10.6.1 Temperature rise at rated voltage, rated continuous neutral current and rated power of the secondary winding.68 10.6.2 Temperature after rated short-time neutral current loading 68 10.7 Insulation level 68 10.8 Rating plates .68 10.9 Tests.69 10.9.1 General .69 10.9.2 Routine te

43、sts.69 10.9.3 Type tests .70 10.9.4 Special tests .70 10.9.5 Measurement of zero-sequence impedance (routine test)70 10.9.6 Temperature rise test (type test) .71 10.9.7 Dielectric tests (routine test, type test) 72 10.9.8 Demonstration of ability to withstand rated short-time neutral current (specia

44、l test) .72 10.9.9 Measurement of loss at rated continuous neutral current (special test) 73 10.9.10 Measurement of neutral current with three-phase excitation under single-phase fault condition (type test) 73 10.10 Tolerances .73 11 Arc-suppression reactors74 11.1 General .74 11.2 Design.74 11.3 Te

45、rms and definitions 74 11.4 Rating .75 11.4.1 Rated voltage 75 11.4.2 Maximum continuous voltage.75 11.4.3 Rated current 75 11.4.4 Rated current duration.76 7 BS EN 60076-6:200811.4.5 Adjustment range 76 11.4.6 Auxiliary winding .76 11.4.7 Secondary winding 76 11.4.8 Linearity of the arc-suppression

46、 reactor.76 11.5 Temperature rise.76 11.6 Insulation level 77 11.7 Rating plates .77 11.8 Tests.77 11.8.1 General .77 11.8.2 Routine tests.78 11.8.3 Type tests .78 11.8.4 Special tests .78 11.8.5 Measurement of current at rated voltage (type test), measurement of current (routine test)78 11.8.6 Meas

47、urement of no-load voltage of the auxiliary and secondary windings (routine test) .78 11.8.7 Temperature rise test (type test) .79 11.8.8 Dielectric tests (routine test, type test) 79 11.8.9 Measurement of loss (special test) 79 11.8.10 Measurement of linearity (special test) 80 11.8.11 Measurement

48、of acoustic sound level (special test).80 11.8.12 Endurance tests of the inductance regulation mechanism (special test) 80 11.8.13 Demonstration of ability to withstand the dynamic effects of the rated current (special test) 80 11.9 Tolerances 81 12 Smoothing reactors 81 12.1 General .81 12.2 Design

49、.81 12.3 Terms and definitions 81 12.4 Rating .82 12.4.1 Rated voltage 82 12.4.2 Maximum operating voltage .82 12.4.3 Rated continuous direct current .83 12.4.4 Rated continuous current spectrum .83 12.4.5 Short-time overload current, current spectrum and current duration or duty-cycle83 12.4.6 Rated transient fault current 83 12.4.7 Rated incremental inductance83 12.4.8 Linearity of the smoothing reactor83 12.4.9 Additional requirements for reactors with directly liquid cooled windings 83 1