scope:

This Work Instruction applies as detailed in sections 6.4 and 6.5 of NR/SP/TEL/30098 - Testing and Commissioning of Telecommunications Equipment and Systems. This Work Instruction is a support document for the development and production of a project Test Plan and associated Test Specification(s) and details the minimum mandatory tests that are to be carried out on voice recorder installations prior to the commissioning and bringing into service of the equipment on the operational railway.

This Work Instruction does not include:

a) any required FAT tests

b) health and safety requirements

c) methods for performing tests

d) the requirements for the production of a test plan

e) installation requirements

The testing and commissioning procedures are detailed in the company standard NR/CS/TEL/30092, Telecommunication Testing and Commissioning Procedure and supported in NR/SP/TEL/30098 - Testing and Commissioning of Telecommunications Equipment and Systems.

The requirements for telecommunications installation are detailed in NR/CS/TEL/30029 Telecoms Installation.

Purpose

This Work Instruction, in support of NR/SP/TEL/30098 - Testing and Commissioning of Telecommunications Equipment and Systems, details the tests that are required to be carried out on a voice recorder installation that falls under the scope of NR/CS/TEL/30092, Telecommunication Testing and Commissioning Procedure.