IEEE C37 45-2007 en Standard Specifications for High- Voltage Distribution Class Enclosed Single-Pole Air Switches with Rated Voltages from 1 kV through 8 3 kV《.pdf

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1、IEEE Std C37.45-2007IEEE Standard Specifications for High-Voltage Distribution Class Enclosed Single-Pole Air Switches with Rated Voltages from 1 kV through 8.3 kVIEEE3 Park Avenue New York, NY 10016-5997, USA20 September 2007IEEE Power Engineering SocietySponsored by theSwitchgear CommitteeC37.45TM

2、Recognized as an IEEE Std C37.45-2007 American National Standard (ANSI) IEEE Standard Specifications for High-Voltage Distribution Class Enclosed Single-Pole Air Switches with Rated Voltages from 1 kV through 8.3 kV Sponsor Switchgear Committee of the IEEE Power Engineering Society Approved 9 August

3、 2007 American National Standards Institute Approved 22 March 2007 IEEE-SA Standards Board Abstract: Specifications for high-voltage (above 1000 V) distribution class enclosed single-pole air switches and associated accessories with rated voltages from 1 kV through 8.3 kV are established. All of the

4、se devices are intended for use on alternating current distribution systems. These include distribution class enclosed single-pole air switches, supports, mountings, fuse hooks, and tongs, all of the type used exclusively with distribution class enclosed single-pole air switches, and distribution cl

5、ass enclosed single-pole air switches used in enclosure packages. Keywords: alternating current distribution systems, distribution class enclosed air switches, enclosure packages, fuse hooks, supports and mountings, tongs _ The Institute of Electrical and Electronics Engineers, Inc. 3 Park Avenue, N

6、ew York, NY 10016-5997, USA Copyright 2007 by The Institute of Electrical and Electronics Engineers, Inc. All rights reserved. Published 20 September 2007. Printed in the United States of America. IEEE is a registered trademark in the U.S. Patent +1 978 750 8400. Permission to photocopy portions of

7、any individual standard for educational classroom use can also be obtained through the Copyright Clearance Center. iii Copyright 2007 IEEE. All rights reserved. Introduction This introduction is not part of IEEE Std C37.45-2007, IEEE Standard Specifications for High-Voltage Distribution Class Enclos

8、ed Single-Pole Air Switches with Rated Voltages from 1 kV through 8.3 kV. This standard is a revision of American National Standard Specifications for Distribution Enclosed Single-Pole Air Switches, ANSI C37.45-1981(Reaff 1992), to bring it up to date and in line with present-day requirements for hi

9、gh-voltage switches. This standard was previously developed by the NEMA High Voltage Fuse Technical Committee (SG2). As of 2003, the responsibility for this standard has been transferred to the IEEE High-Voltage Fuse Subcommittee. Liaison was maintained with the International Electrotechnical Commis

10、sion (IEC) during the development of the revisions in order to incorporate the latest thinking up to the time of publication. This standard is one of a series of complementary standards covering various types of high-voltage fuses and switches, arranged so that some of the standards apply to all dev

11、ices and other standards provide additional specifications for a particular device. The following standards make up this series: ANSI C37.42-1996, American National Standard Specification for High-Voltage Expulsion Type Distribution Class Fuses, Cutouts, Fuse Disconnecting Switches and Fuse Links AN

12、SI C37.46-2000, American National Standard for High Voltage Expulsion and Current-Limiting Type Power Class Fuses and Fuse Disconnecting Switches ANSI C37.47-2000, American National Standard for High Voltage Current-Limiting Type Distribution Class Fuses and Fuse Disconnecting Switches IEEE Std C37.

13、40-2003, IEEE Standard Service Conditions and Definitions for High-Voltage Fuses, Distribution Enclosed Single-Pole Air Switches, Fuse Disconnecting Switches, and Accessories IEEE Std C37.41-2000, IEEE Standard Design Tests for High-Voltage Fuses, Distribution Enclosed Single-Pole Air Switches, Fuse

14、 Disconnecting Switches, and Accessories IEEE Std C37.48-2005, IEEE Guide for Application, Operation, and Maintenance of High Voltage Fuses, Distribution Enclosed Single-Pole Air Switches, Fuse Disconnecting Switches, and Accessories IEEE Std C37.48.1-2002, IEEE Guide for the Operation, Classificati

15、on, Application, and Coordination of Current-Limiting Fuses With Rated Voltages from 1-38 kV For any device, IEEE Std C37.40-2003, IEEE Std C37.41-2000, plus the additional standard covering the specifications for that device, constitute a complete set of standards for the device. In addition, IEEE

16、Std C37.48 is an application, operation, and maintenance guide for all the devices, and IEEE Std C37.48.1-2002 provides additional guidelines for current-limiting fuses. Notice to users Errata Errata, if any, for this and all other standards can be accessed at the following URL: http:/ standards.iee

17、e.org/reading/ieee/updates/errata/index.html. Users are encouraged to check this URL for errata periodically. iv Copyright 2007 IEEE. All rights reserved. Interpretations Current interpretations can be accessed at the following URL: http:/standards.ieee.org/reading/ieee/interp/ index.html. Patents A

18、ttention is called to the possibility that implementation of this standard may require use of subject matter covered by patent rights. By publication of this standard, no position is taken with respect to the existence or validity of any patent rights in connection therewith. The IEEE shall not be r

19、esponsible for identifying patents or patent applications for which a license may be required to implement an IEEE standard or for conducting inquiries into the legal validity or scope of those patents that are brought to its attention. Participants At the time this standard was submitted to the IEE

20、E-SA Standards Board for approval, the Revision of Fuse Specifications Standards Working Group had the following membership: Mark W. Stavnes, Chair Frank J. Muench, Secretary Glenn R Borchardt Fred J. Brown Frank Ladonne John G. Leach James R. Marek R. Neville Parry R. Kris Ranjan Carl Reigart Timot

21、hy E. Royster John S. Schaffer John G. St. Clair Jan A. Zawadzki The following members of this individual balloting committee voted on this standard. Balloters may have voted for approval, disapproval, or abstention. William J. Ackerman Paul D. Barnhart Wallace B. Binder Glenn R. Borchardt William A

22、. Byrd Weijen Chen Tommy P. Cooper Randall L. Dotson Gary R. Engmann Marcel Fortin Michael J. Garland Kenneth E. Gettman Keith I. Gray Randall C. Groves Gary A. Heuston David A. Horvath Dennis Horwitz David W. Jackson R. Jackson Gael Kennedy J. L. Koepfinger Jim Kulchisky Saumen K. Kundu Chung-Yiu L

23、am Stephen R. Lambert John G. Leach Albert Livshitz R. W. Long G. L. Luri Gary L. Michel Georges F. Montillet Michael S. Newman T. W. Olsen Miklos J. Orosz Donald M. Parker R. Neville Parry Paulette A. Payne Iulian E. Profir Carl Reigart Michael A. Roberts Timothy G. Robirds Charles W. Rogers Joseph

24、 R. Rostron Timothy E. Royster James E. Smith Jerry W. Smith John G. St. Clair Mark W. Stavnes S. H. Telander James W. Wilson Janusz A. Zawadzki Ahmed F. Zobaa v Copyright 2007 IEEE. All rights reserved. When the IEEE-SA Standards Board approved this standard on 22 March 2007, it had the following m

25、embership: Steve M. Mills, Chair Robert M. Grow, Vice Chair Don F. Wright, Past Chair Judith Gorman, Secretary Richard DeBlasio Alexander D. Gelman William R. Goldbach Arnold M. Greenspan Joanna N. Guenin Julian Forster* Kenneth S. Hanus William B. Hopf Richard H. Hulett Hermann Koch Joseph L. Koepf

26、inger* John D. Kulick David J. Law Glenn Parsons Ronald C. Petersen Tom A. Prevost Narayanan Ramachandran Greg Ratta Robby Robson Anne-Marie Sahazizian Virginia C. Sulzberger Malcolm V. Thaden Richard L. Townsend Howard L. Wolfman *Member Emeritus Also included are the following nonvoting IEEE-SA St

27、andards Board liaisons: Satish K. Aggarwal, NRC Representative Alan H. Cookson, NIST Representative Lorraine Patsco IEEE Standards Program Manager, Document Development Matthew J. Ceglia IEEE Standards Program Manager, Technical Program Development vi Copyright 2007 IEEE. All rights reserved. Conten

28、ts 1. Overview 1 1.1 Scope . 1 1.2 Background 1 2. Normative references 1 3. General rating information . 2 3.1 Ratings. 2 3.2 Preferred ratings and performance requirements. 2 4. Design test requirements 4 4.1 Dielectric tests . 4 4.2 Radio-influence tests . 4 4.3 Short-time withstand current tests

29、 . 5 4.4 Temperature-rise tests 5 5. Conformance test requirements 5 6. Construction requirements 5 7. Nameplate marking requirements. 5 8. Application requirements . 6 8.1 Load-break ability 6 8.2 Application guidelines. 6 Annex A (informative) Bibliography . 7 vii Copyright 2007 IEEE. All rights r

30、eserved. IEEE Standard Specifications for High-Voltage Distribution Class Enclosed Single-Pole Air Switches with Rated Voltages from 1 kV through 8.3 kV 1. 1.1a) b) c) 1.22. Overview Scope This standard establishes specifications for high-voltage (above 1000 V) distribution class enclosed single-pol

31、e air switches and associated accessories with rated voltages from 1 kV through 8.3 kV. All of these devices are intended for use on alternating current distribution systems. These specifications apply to the following specific types of equipment: Distribution class enclosed single-pole air switches

32、 Supports, mountings, fuse hooks, and tongs, all of the type used exclusively with distribution class enclosed single-pole air switches Distribution class enclosed single-pole air switches used in enclosure packages Background In the headings and the text of this document there will be some areas wh

33、ere the information is included in brackets . The information in the brackets is a term used in IEC standards that may be similar to the term used in this document, a term that is common in some parts of the world, or a term that has been used previously in IEEE or ANSI standards. Caution is advised

34、 when making comparisons. Normative references 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 amendments or corrigend

35、a) applies. 1 Copyright 2007 IEEE. All rights reserved. IEEE Std C37.45-2007 IEEE Standard Specifications for High-Voltage Distribution Class Enclosed Single-Pole Air Switches with Rated Voltages from 1 kV through 8.3 kV IEEE Std C37.40-2003, IEEE Standard Service Conditions and Definitions for High

36、-Voltage Fuses, Distribution Enclosed Single-Pole Air Switches, Fuse Disconnecting Switches, and Accessories.1,2IEEE Std C37.41-2000, IEEE Standard Design Tests for High-Voltage Fuses, Distribution Enclosed Single-Pole Air Switches, Fuse Disconnecting Switches, and Accessories. IEEE Std C37.48-2005,

37、 IEEE Guide for Application, Operation, and Maintenance of High-Voltage Fuses, Distribution Enclosed Single-Pole Air Switches, Fuse Disconnecting Switches, and Accessories. 3.3.1a) b) c) d) e) 1) 2) 3) 3.23.2.1General rating information Ratings The ratings of distribution enclosed air switches shall

38、 be applicable for the service conditions specified in 3.1.1 of IEEE Std C37.40-20033. The ratings are validated as follows: Rated maximum voltages, validated by the dielectric design tests specified in 4.1. Rated continuous current, validated by the temperature-rise design tests at the rated contin

39、uous current specified in 4.4. Rated lightning impulse withstand voltage basic impulse insulation level (BIL), validated by the impulse withstand tests specified in 4.1. Rated power frequency, as specified in 3.2.3. Rated short-time currents, rated momentary withstand and rated 3 s withstand, valida

40、ted by the design tests specified in 4.3. The rated momentary short-time withstand current is the rms value of current, including the direct-current component that occurs in the first maximum offset current loop of the design tests specified in 4.3. The rated momentary current value for any device i

41、s based on its 3 s rated short-time withstand current multiplied by the appropriate asymmetry factor associated with the X/R specified. This rating provides an index of the ability of the device to withstand the electromagnetic forces that occur under maximum short-circuit conditions. To ensure that

42、 the device is tested with the proper severity, the first and second major current peaks shall be equal to or greater than those specified in IEEE Std C37.41-2000 Clause 10 for the rated momentary current of the device. The rated 3 s short-time withstand current test provides an index of the ability

43、 of the device to withstand the heat that may be generated under long-time short-circuit conditions. The two tests in item 1) and item 2) can be combined as described in IEEE Std C37.41-2000, Clause 10. It should be noted that for service conditions specified in 3.1.2 or 3.2 of IEEE Std C37.40-2003,

44、 additional testing to validate the rating of the device may be required. Preferred ratings and performance requirements Rated maximum voltage 1IEEE publications are available from the Institute of Electrical and Electronics Engineers, 445 Hoes Lane, Piscataway, NJ 08854, USA (http:/standards.ieee.o

45、rg/). 2The IEEE standards or products referred to in this clause are trademarks of the Institute of Electrical and Electronics Engineers, Inc. 3For information on references, see Clause 2 2 Copyright 2007 IEEE. All rights reserved. IEEE Std C37.45-2007 IEEE Standard Specifications for High-Voltage D

46、istribution Class Enclosed Single-Pole Air Switches with Rated Voltages from 1 kV through 8.3 kV The preferred maximum voltage for distribution class enclosed single-pole air switches now being manufactured and used is 7.8 kV. The preferred maximum voltage for future designs is 8.3 kV. 3.2.23.2.33.2

47、.43.2.5Table 1Rated continuous current The preferred rated continuous currents of distribution class enclosed air switches shall be 200 A, 400 A, and 600 A. Rated power frequency The preferred rated power frequency of distribution class enclosed air switches shall be 50 Hz or 60 Hz, or both. Rated l

48、ightning impulse withstand voltage basic impulse insulation level (BIL) The preferred rated lightning impulse withstand voltage insulation level of distribution class enclosed air switches shall be 75 kV. Rated short-time currents The preferred rated short-time withstand currents of distribution cla

49、ss enclosed air switches shall be as specified in Table 1. Rated short-time withstand currents Short-time withstand current ratings of air switches Rated momentary withstand current Rated continuous current of air switches (amperes) amperes, rms asymmetrical X/R Rated 3 s withstand current (amperes, rms symmetrical) 200 10000 25 6250 400 20000 25 12500 600 20000 25 12500 NOTESee Table 18 of IEEE Std C37.41-2000 for a list of the first and second major current peaks associated with the specific momentary currents and X/R ratio