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BS 1659

50th Edition, July 26, 1950

Complete Document

Specification for Tractive armature direct current neutral track and line relays for railway signalling

Includes all amendments and changes through Reaffirmation Notice , December 15, 1980


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EN
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W/D NO S/S
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Product Details:

  • Revision: 50th Edition, July 26, 1950
  • Published Date: December 15, 1980
  • Status: Not Active, See comments below
  • Document Language: English
  • Published By: British Standards Institution (BSI)
  • Page Count: 12
  • ANSI Approved: No
  • DoD Adopted: No

Description / Abstract:

Relays for 2, 4 or 6 contact-arms. Overall dimensions, electrical tests, performance. Positioning and marking of terminals.