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BS 5311-4

76th Edition, August 31, 1976

Complete Document

Specification for a.c. circuit-breakers of rated voltage above 1 kV. Type tests and routine tests

Includes all amendments and changes through Amendment 3, November 28, 1980

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Detail Summary

Superseded By: BS 5311

Additional Comments:
W/D S/S BY BS 5311
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Product Details:

  • Revision: 76th Edition, August 31, 1976
  • Published Date: November 28, 1980
  • Status: Superseded By:
  • Superseded By: BS 5311
  • Document Language: English
  • Published By: British Standards Institution (BSI)
  • Page Count: 0
  • ANSI Approved: No
  • DoD Adopted: No

Description / Abstract:

Type tests including mechanical, temperature rise, dielectric and making and breaking tests. Routine tests include voltage, resistance of the main circuit and mechanical operating tests. Appendices include records and reports, determination of test quantities, examples of calculations and atmospheric correction factors.