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NR BR 829

Specification for Plugboards for Miniature Relay Units for Railway Signalling Purposes

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Organization: NR
Publication Date: 1 January 1981
Status: active
Page Count: 9
scope:

GENERAL 

The plugboard covered by this specification shall be intended as a plug-in connection and mounting for BR specification 930 series relays.

The plugboard shall be constructed so as to retain electrical connectors to BR specification No. 831.

The plugboard shall be constructed so as to provide a fixing for a relay retaining clip as specified in Common appendix 'B2' .

Document History

NR BR 829
January 1, 1981
Specification for Plugboards for Miniature Relay Units for Railway Signalling Purposes
GENERAL  The plugboard covered by this specification shall be intended as a plug-in connection and mounting for BR specification 930 series relays. The plugboard shall be constructed so as to...

References

This document references:
NR BR 831 - Specification for Connectors for BR Miniature Relays
Published by NR on December 1, 1987
This specification relates particularly to connectors for miniature plug-in relays, but standard connectors are required for use in similar situations; for example, the plug couplers for geographical...
This document references:
NR BR 933 - Specification for Miniature Tractive Armature AC Immune DC Slow Pick-Up Neutral Line Relay, Plug-In Type for Railway Signalling Purposes
Published by NR on May 1, 1977
This specification relates to the design requirements of miniature tractive armature D.C slow pick-up neutral line relays for use in railway signaling circuits, irrespective of the presence in the...
This document references:
NR BR 936 - Specification for Miniature Tractive Armature DC Polarised Magnetic Stick Line Relay, Plug-In Type for Railway Signalling Purposes
Published by NR on July 1, 1976
This specification relates to design requirements for miniature tractive armature D.C. polarised magnetic stick line relays, plug-in type for use in railway signalling circuits.
This document references:
NR BR 934 - Specification for Miniature Tractive Armature AC Immune DC Slow Release Neutral Line Relay, Plug-In Type for Railway Signalling Purposes
Published by NR on May 1, 1977
This specification relates to design requirements for miniature tractive armature D.C. slow release neutral line relays of the plug in type for use in railway signaling circuits, irrespective of the...
This document references:
NR BR 937 - Specification for Miniature DC Neutral Thermal Time Element Relay, Plug-In Type for Railway Signalling Purposes
Published by NR on September 1, 1971
This specification relates to design requirements for miniature D.C. neutral thermal time element relays of the plug-in type for use in railway signaling circuits. The time delay is obtained by the...
This document is referenced by:
NR RT/E/S/10133 - Train Protection & Warning System (TPWS) Signalling Interface Design Requirements (aka NR/SP/SIG/10133)
Published by NR on April 1, 2004
This Specification details the requirements for the design of the interface between the Thales solution for the track sub-system of TPWS and conventional signalling systems, and novel computer based...
This document is referenced by:
NR BR 1620 - Specification for the Development of Equipment for the Inductive Loop Warning System ILWS
Published by NR on April 20, 1993
SCOPE OF CONTRACT This part of the Specification defines the functional and performance requirements for the British Rail Inductive Loop Warning System (referred to herein as ‘the system' or ‘ILWS' )...
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