NR NR/L2/SIG/11400/ER/R/1/0224 ISSUE 1 PDF

Scope of Document

This document describes how to install the current build standards of UIC54 and RT60 HPSS systems, for all approved switch sizes. There are a number of steps that are common to all switch types and sizes; however where there are specific variations relating to a particular switch type / size these are highlighted within the procedures.

Maintenance of the HPSS shall be carried out in accordance Network Rail procedures, and the appropriate SMS documentation.

Purpose

The purpose of this document is to provide comprehensive procedures, including ‘best practice', for the installation and setting-up of the IAD Rail Systems' High Performance Switch System (HPSS). This comprises both the High Performance Switch Actuator (also known as the HPSA) and the PowerLink Backdrive.