
Low-voltage Electrical Installations Part 5-53: Selection and Erection of Electrical Equipment - Isolation, Switching and Control - Clause 534: Devices for Protection Against Transient Overvoltages
出版:National Standards Authority of Ireland

专家解读视频
Provides the requirements for the selection and erection of: - surge protective devices (SPDs) for electrical installations of buildings to obtain a limitation of transient overvoltages of atmospheric origin transmitted via the supply distribution system and against switching overvoltages; - SPDs for the protection against transient overvoltages caused by direct lightning strokes or lightning strokes in the vicinity of buildings, protected by a lightning protection system.