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BS EN 54 is the series of BSI’s British Standards that relate to “Fire detection 
		and fire alarm systems” and, specifically, their manufacture.At the time of writing, the current and available parts are as follows:
		 
    - BS EN 54-1:1996 - Introduction
 - BS EN 54-2:1998 - Control and 
	indicating equipment
 - BS EN 54-3:2001 - Fire alarm devices. Sounders
 - BS 
	EN 54-4:1998 - Power supply equipment
 - BS EN 54-5:2001 - Heat detectors. 
	Point detectors
 - BS EN 54-7:2001 - Smoke detectors. Point detectors using 
	scattered light, transmitted light or ionization
 - BS EN 54-10:2002 - Flame 
	detectors. Point detectors
 - BS EN 54-11:2001 - Manual call points
 - BS EN 
	54-12:2002 - Smoke detectors. Line detectors using an optical light beam
 - 
	BS EN 54-13:2005 - Compatibility assessment of system components
 - BS EN 
	54-17:2005 - Short-circuit isolators
 - BS EN 54-18:2005 - Input/output 
	devices
 - BS EN 54-20:2006 - Aspirating smoke detectors
 - BS EN 54-21:2006 
	- Alarm transmission and fault warning routing equipment
  
		
  
The British Standards are covered by copyright and are not available freely. However, these can be purchased at British Standard Online or alternatively, some libraries may carry copies of the more common standards.  
 
  
          
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