Specifies a means of providing an emergency electricity supply in a building served by conventional 230/400 V single-phase/three-phase reticulation. Applies to services where a short break can be readily tolerated. The electricity source specified is a generator driven by a diesel engine or a gas turbine. Sets out requirements for this generating plant and its accommodation: specifies the emergency loads to be supplied, and the wiring distribution within the building; and describes the actions necessary to commission and maintain the installation.
Date published: 31/05/1981
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