IEC 62271-111-2012 High-voltage switchgear and controlgear - Part 111 Automatic circuit reclosers and fault interrupters for alternating current systems up to 3.pdf

1、 IEC 62271-111 Edition 2.0 2012-09 INTERNATIONAL STANDARD High-voltage switchgear and controlgear Part 111: Automatic circuit reclosers and fault interrupters for alternating current systems up to 38 kV IEC 62271-111:2012(E) IEEE Std. C37.60-2012 IEEE C37.60 colour inside THIS PUBLICATION IS COPYRIG

2、HT PROTECTED Copyright 2012 IEEE All rights reserved. IEEE is a registered trademark in the U.S. Patent automatic operation. 70 6.103.4Operating duty test; non-reclosing fault interrupters 71 6.103.5Condition of recloser/FI after operating duty test . 71 6.103.6Critical current tests . 71 6.104Appli

3、cability 71 6.104.1Test current 71 6.104.2Critical current test-duty 71 6.104.3Minimum tripping current tests 72 6.105Test circuit 72 6.105.1Test procedures 72 6.105.2Partial discharge (corona) tests 72 6.106Test voltages and limits 72 6.106.1Conditioning of test sample . 72 6.106.2Test equipment an

4、d procedure 72 6.106.3Partial discharge test report 73 6.106.4Surge current test; series-trip reclosers/FIs 73 6.107General . 73 6.107.1Test conditions . 73 6.107.2Test procedure 73 6.107.3Condition after test 74 6.107.4Time-current tests. 74 6.108Test conditions . 74 6.108.1Test procedure 74 6.108.

5、2Presentation of data standard time-current curves 74 6.108.3Mechanical duty test . 75 6.109General . 75 6.109.1Mechanical duty test . 75 6.109.2Condition of recloser/FI following mechanical operation test . 75 6.109.3 6 IEC 62271-111:2012(E) IEEE Std C37.60-2012(E) Published by IEC under license fr

6、om IEEE. 2012 IEEE. All rights reserved. Ice loading test . 76 6.110General . 76 6.110.1Applicability 76 6.110.2Ice formations . 76 6.110.3Test program 76 6.110.4Acceptance criteria . 78 6.110.5Control electronic elements surge withstand capability (SWC) tests 79 6.111General . 79 6.111.1Oscillatory

7、 and fast transient surge tests . 79 6.111.2Simulated surge arrester operation test . 79 6.111.3Condition of recloser/FI after each test of 6.101, 6.103 and 6.104 81 6.112General requirements . 81 6.112.1Specific requirement for vacuum interrupters in SF 6insulated 6.112.2 equipment . 82 7 Routine t

8、ests 82 Dielectric test on the main circuit . 83 7.1Tests on auxiliary and control circuits 83 7.2Measurement of the resistance of the main circuit . 83 7.3Tightness test 83 7.4Sealed pressure systems . 83 7.4.1Liquid tightness tests . 83 7.4.2Reclosing and overcurrent trip calibration . 84 7.101Par

9、tial discharge test 84 7.102Mechanical operations tests . 84 7.103 8 Guide to the selection of switchgear and controlgear 84 9 Information to be given with enquiries, tenders and orders . 85 10 Transport, storage, installation, operation and maintenance . 85 11 Safety . 85 12 Influence of the produc

10、t on the environment . 85 101 Additional application and test information 85 Field tests on units in-service, including d.c. withstand tests on cables . 85 101.1Internal arc classification 86 101.2 Annex A (informative) X/R Ratios . 87 A.1 General . 87 A.2 Time constant and X/R ratio 87 A.3 Asymmetr

11、ical fault current . 87 Annex B (informative) Simulated surge arrester operation test . 89 B.1 General . 89 B.2 Simulated surge arrester operation testing 89 Annex C (normative) Method of drawing the envelope of the prospective transient recovery voltage of a circuit and determining the representati

12、ve parameters . 93 C.1 General . 93 C.2 Drawing the envelope 93 C.3 Determination of parameters . 93 Annex D (informative) Background basis of recloser TRV values . 95 D.1 General . 95 IEC 62271-111:2012(E) 7 IEEE Std C37.60-2012(E) Published by IEC under license from IEEE. 2012 IEEE. All rights res

13、erved. D.2 Two parameter TRV 95 D.3 u c(TRV peak) . 97 D.4 Rate of rise of recovery voltage (RRRV) 98 D.5 t 3(time to reach u cat the specified RRRV) . 98 D.6 Multipliers for TRV values at currents less than the rated short-circuit current . 98 Annex E (normative) Tolerances for test values . 100 E.

14、1 General . 100 E.2 Type test tolerances 100 Annex F (informative) Definition for the automatic circuit recloser 103 F.1 Definition of a recloser 103 F.2 Background . 103 F.3 Recloser classifications . 103 F.4 Recloser operating characteristics . 104 Annex G (informative) Definition for the fault in

15、terrupter 105 G.1 Definition of a fault interrupter . 105 G.2 Background . 105 G.3 Fault interrupter application . 105 Annex H (informative) Basis of derivation of duty factors and standard operating duties . 106 H.1 General . 106 H.2 Standard operating duty 106 Annex I (normative) Ratings for oil i

16、nterrupting reclosers and hydraulically controlled reclosers . 109 I.1 General . 109 I.2 Rating structure for hydraulically controlled series-trip and oil interrupting reclosers . 109 I.2.1 General . 109 I.2.2 Rated maximum voltage 109 I.2.3 Rated continuous (normal) current (I r ) . 109 I.2.4 Rated

17、 minimum tripping current for hydraulically controlled series-trip reclosers . 110 I.2.5 Rated symmetrical interrupting current for hydraulically controlled series-trip reclosers and oil interrupting reclosers 110 I.2.6 Rated symmetrical making current . 110 I.2.7 Rated operating sequence . 110 I.3

18、Special test considerations for hydraulically controlled series-trip reclosers Measurement of resistance of main circuit . 111 Annex J (normative) Standard methods for determining the values of a sinusoidal current wave and a power-frequency recovery voltage 115 J.1 General . 115 J.2 Currents 115 J.

19、2.1 Significance of r.m.s. values used in the standards on a.c. high- voltage reclosers/FIs . 115 J.2.2 Classification of current wave 115 J.2.3 R.m.s. value of a symmetrical sinusoidal wave at a particular instant 115 J.2.4 R.m.s. value of an asymmetrical sinusoidal wave at a particular instant . 116 J.2.5 Alternate methods of stating the making current 117