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NR BR 1905

Solid State Interlocking Multiprocessor Module (MkII)

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Organization: NR
Publication Date: 1 January 1991
Status: active
Page Count: 14
scope:

GENERAL

This specification states the specific engineering requirements for a Solid State Interlocking (SSI) Multiprocessor Module (MPM).

Document History

NR BR 1905
January 1, 1991
Solid State Interlocking Multiprocessor Module (MkII)
GENERAL This specification states the specific engineering requirements for a Solid State Interlocking (SSI) Multiprocessor Module (MPM).

References

This document references:
NR BR 1904A - Solid State Interlocking Data Link Module Mark III
Published by NR on August 1, 1989
GENERAL Data link modules (DLMs) part of the serial data distribution system between the solid state interlocking and the trackside functional module (TFM) which it controls. The modules perform the...
This document references:
NR BR 1911 - Solid State Interlocking Processor Memory Module MkII
Published by NR on January 1, 1991
GENERAL This specification states the specific engineering requirements for a solid state interlocking Processor Memory Module ("MM"). A MM forms the total requirement of memory for the main...
This document references:
NR BR 1906 - Specification for Solid State Interlocking Long Distance Terminal
Published by NR on September 1, 1989
GENERAL Long Distance Terminals (LDTs) form part of the serial interface between Multi-Processor Modules (MPMs) or Data Link Modules (DLMS) or Trackside Functional Modules (TFMs) of the solid State...
This document references:
NR BR 1990 - Specification for Preparation of Eproms for Railway Signalling Applications
Published by NR on August 1, 1988
INTRODUCTION This specification lays down the procedures to be followed in programming, checking, and labeling EPROMs for use in vital railway signaling equipment. These procedures shall from part of...
This document is referenced by:
NR SSI8150E - SSI Software Record - Chapter E: Appendices 6, 7 & 9
Published by NR on June 2, 2012
A description is not available for this item.
This document is referenced by:
NR SSI8500I - Design of SSI Schemes - Chapter I: Equipment Procurement and Specifications
Published by NR on September 5, 2015
Purpose As a result of the original agreement between the British Railways Board, GEC General Signal (now ALSTOM) and Westinghouse Brake and Signal (Now Westinghouse Rail Systems), SSI equipment....
This document is referenced by:
NR/GN/SIG/CAT006 - Index of NR Documents Relating to Signalling & Communications Equipment
Published by NR on June 2, 2012
This standard represents historical information and best practice for equipment and systems that are still found on the infrastructure. This is not a mandatory standard and users should check...
This document is referenced by:
NR/L2/SIG/11201 ISSUE 18 - Signalling Design Handbook
Published by NR on December 2, 2023
This standard lays down the requirements for: a) the design of signalling works applicable to the infrastructure; b) the design of signalling systems; c) the design of software and data used in...
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