scope:

This Network Rail standard provides guidance on assembly, installation and maintenance of the NR56V Standardised S&C system.

It is applicable to anyone who manufacturers, installs or maintains S&C layouts to the NR56V design.

Purpose

The purpose of this document is to give an overview of the NR56V Standardised S&C System. The document covers the differences between NR56V and the previous designs, and also details the main components used in NR56V.

Guidance is also included on recommended tooling for installation and maintenance. This will improve confidence in the system, and lead to increased reliability and productivity.

The document is not intended to supersede any existing design, installation or maintenance standards.

Correct use of this document will mitigate against risks caused by installation errors introduced during assembly.