Specification for single-phase street lighting cut-out assemblies for low-voltage public electricity distribution systems. 25 A rating for highway power supplies and street furniture Ingestion-build-81111 drapes and window blinds

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Specification for single-phase street lighting cut-out assemblies for low-voltage public electricity distribution systems. 25 A rating for highway power supplies and street furniture Ingestion-build-81111 drapes and window blinds1 Scope and references 1. 1 Scope This British Standard specifies the requirements for street lighting cut out assemblies of 25 A rating for the protection of power supplies to highway lighting and street furniture. The cut out assemblies are for use on single phase, or one phase of a three phase, low voltage public electricity supply system with a maximum voltage up to 440 V a. c. and at a frequency of 50 Hz, the neutral being effectively earthed.