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LUL - S2504

Signalling interlocking systems

inactive, Most Current
Organization: LUL
Publication Date: 1 March 2012
Status: inactive
Page Count: 24
scope:

This standard does not cover specific application design or configuration issues, which shall be described in the Systems Requirement Specification or other associated project documents. 2.2

For the purpose of this standard, the interlocking system shall mean the interconnected vital and non-vital sub-systems which provide the following functions:

a) interpretation of inputs from, and provision of outputs to, trackside equipment;

b) acceptance of commands from, and delivery of indications to, the various control systems and panels to which it is attached.

This document replaces E7054 A2.

Purpose

This standard defines the requirements for signalling interlocking systems used by London Underground.

Document History

S2504
March 1, 2012
Signalling interlocking systems
This standard does not cover specific application design or configuration issues, which shall be described in the Systems Requirement Specification or other associated project documents. 2.2 For the...

References

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