NR - RT/E/S/30002 ISSUE 2
Signal Post Telephone Concentrator System
inactive
| Organization: | NR |
| Publication Date: | 1 August 2001 |
| Status: | inactive |
| Page Count: | 21 |
scope:
This Specification states the technical and user requirements for a telephone unit which terminates several telephone circuits, of different types, on one or more Signaller's operating positions either locally or remotely.
Purpose
This specification defines the functional requirements for SPT concentrator systems for use in Railtrack Signalling Centres.
Document History
September 2, 2023
Operational Concentrator System (OCS)
This standard covers all new operational concentrator systems in Network Rail used for the purposes of signaller voice communications.
Note 1 : Repurposed Signal Box Concentrators (TDM) are not...
March 7, 2020
Operational Concentrator System (OCS)
This standard covers all new operational concentrator systems in Network Rail. Purpose This document defines the minimum technical requirements for new Operational Internet Protocol Concentrator...
April 1, 2006
Signal Post Telephone Concentrator System
These requirements apply to new concentrator systems for use in Network Rail controlled signal boxes and to subsequent modification of these systems. Each requirement statement has been classified...
December 1, 2001
Signal Post Telephone Concentrator System (aka NR/SP/TEL/30002)
These requirements apply to new concentrator systems for use in Railtrack controlled signal boxes and to subsequent modification of these systems. Each requirement statement has been classified and...
RT/E/S/30002 ISSUE 2
August 1, 2001
Signal Post Telephone Concentrator System
This Specification states the technical and user requirements for a telephone unit which terminates several telephone circuits, of different types, on one or more Signaller's operating positions...
January 2, 1997
Signal Post Telephone Concentrator System
This Specification states the technical and user requirements for a telephone unit which terminates several telephone circuits, of different types, on one or more Signaller's operating positions...
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