This European Standard specifies requirements, methods of test and performance criteria for power supply equipment (see component L of figure 1 of EN 54-1) of fire detection and fire alarm systems installed in buildings.
NOTE. Power supply equipment with special characteristics, developed for particular applications, is not necessarily the subject of this standard and may require further tests.
BS EN 54-4:1998 history
1998BS EN 54-2:1997+A1:2006 Fire detection and fire alarm systems - Control and indicating equipment
1998BS EN 54-2:1998 Fire detection and fire alarm systems - Control and indicating equipment
1988BS 5839-4:1988 Fire detection and alarm systems for buildings. Specification for control and indicating equipment