NR NR/SP/ELP/40042 ISSUE 3 PDF

This document applies to all fixed installations operating at up to 400V ¹ and portable, movable, stationary, hand-held and business appliances and equipment used by Network Rail personnel that require testing to enable compliance with the Electricity at Work Regulations (1989). This procedure does not apply to signalling functional circuits.

Purpose

This document defines the minimum requirements for testing and examination and the minimum standards of testing that the installations, equipment and appliances shall undergo in order to ensure continued safe usage.

¹ The nominal value of 400V is used with respect to the European Harmonisation of Nominal Supply Voltages, effective from 1 January 1995. The Scope of this document is equally applicable to equipment previously rated at 415V nominal.