IEEE-C37.20.6-2007.pdf
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1、IEEE Std C37.20.6-2007 (Revision of IEEE Std C37.20.6-1997) IEEE Standard for 4.76 kV to 38 kV Rated Ground and Test Devices Used in Enclosures IEEE 3 Park Avenue New York, NY 10016-5997, USA 18 March 2008 IEEE Power Engineering Society Sponsored by the Switchgear Committee C37.20.6 Copyright The In
2、stitute of Electrical and Electronics Engineers, Inc. Provided by IHS under license with IEEELicensee=IHS Employees/1111111001, User=Japan, IHS Not for Resale, 07/30/2008 01:49:28 MDTNo reproduction or networking permitted without license from IHS -,-,- Copyright The Institute of Electrical and Elec
3、tronics Engineers, Inc. Provided by IHS under license with IEEELicensee=IHS Employees/1111111001, User=Japan, IHS Not for Resale, 07/30/2008 01:49:28 MDTNo reproduction or networking permitted without license from IHS -,-,- IEEE Std C37.20.6-2007 (Revision of IEEE Std C37.20.6-1997) IEEE Standard fo
4、r 4.76 kV to 38 kV Rated Ground and Test Devices Used in Enclosures Sponsor Switchgear Committee of the IEEE Power Engineering Society Approved 5 December 2007 IEEE-SA Standards Board Copyright The Institute of Electrical and Electronics Engineers, Inc. Provided by IHS under license with IEEELicense
5、e=IHS Employees/1111111001, User=Japan, IHS Not for Resale, 07/30/2008 01:49:28 MDTNo reproduction or networking permitted without license from IHS -,-,- Abstract: Drawout-type ground and test devices for use in medium-voltage metal-clad switchgear rated 4.76 kV through 38 kV are covered. The descri
6、ption, design, and testing of these accessory devices that are inserted in place of drawout circuit breakers for the purpose of grounding and testing are also covered. Keywords: electrical operation, ground and test (G +1 978 750 8400. Permission to photocopy portions of any individual standard for
7、educational classroom use can also be obtained through the Copyright Clearance Center. Copyright The Institute of Electrical and Electronics Engineers, Inc. Provided by IHS under license with IEEELicensee=IHS Employees/1111111001, User=Japan, IHS Not for Resale, 07/30/2008 01:49:28 MDTNo reproductio
8、n or networking permitted without license from IHS -,-,- iv Copyright 2008 IEEE. All rights reserved. Introduction This introduction is not part of IEEE Std C37.20.6-2007, IEEE Standard for 4.76 kV to 38 kV Rated Ground and Test Devices Used in Enclosures. Although ground and test (G the peak curren
9、t value shall be 2.6 times its rated short-time current, at the major peak of the maximum 4 Copyright 2008 IEEE. All rights reserved. Copyright The Institute of Electrical and Electronics Engineers, Inc. Provided by IHS under license with IEEELicensee=IHS Employees/1111111001, User=Japan, IHS Not fo
10、r Resale, 07/30/2008 01:49:28 MDTNo reproduction or networking permitted without license from IHS -,-,- IEEE Std C37.20.6-2007 IEEE Standard for 4.76 kV to 38 kV Rated Ground and Test Devices Used in Enclosures cycle, and the rms total current shall be 1.55 times its rated short-time current, as det
11、ermined from the envelope of the current wave. This rating shall be no less than the rated closing and latching current capability of the circuit breaker it is intended to replace. 5.6 5.7 6. 6.1 a) b) 6.2 Rated control voltage The rated control voltage of an electrically operated G the peak current
12、 value shall be 2.6 times the rated short-time withstand current at the major peak of the maximum cycle; the rms total current shall be 1.55 times the rated short-time current, as determined from the envelope of the current wave. This rating shall be no less than the required closing and latching cu
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- IEEE C37 20.6 2007
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