NBN EN 54-12:2015现行
Fire Detection And Fire Alarm Systems - Part 12: Smoke Detectors - Line Detectors Using An Optical Beam
出版：Belgian Standards
专家解读视频
Defines requirements, test methods and performance criteria for line detectors using an optical beam that detect smoke by utilizing the attenuation and/or changes in attenuation of an optical beam, for use in fire detection and fire alarm systems installed in buildings.
NF EN 54-12:2015 - Identical
ONORM EN 54-12:2003 - Identical
UNE EN 54-12:2003 - Identical
ONORM EN 54-12:2015 - Identical
NS EN 54-12:2002 - Identical
I.S. EN 54-12:2015 - Identical
EN 54-12 : 2015 - Identical
UNI EN 54-12 : 2003 - Identical
NEN EN 54-12:2015 - Identical
SS EN 54-12 Ed. 2 (2015) - Identical
BS EN 54-12:2015 - Identical
I.S. EN 54-12:2015 - Identical
NS EN 54-12 Ed. 1 (2003) - Identical
SN EN 54-12:2003 - Identical
DIN EN 54-12 (2003-03) - Identical
