336050 – FIRE CONTROL SIGN HALON 1301, BTLS IN PRTCTD AREA 150X150MM

IMPA 336050 – FIRE CONTROL SIGN HALON 1301, BTLS IN PRTCTD AREA 150X150MM – Resolution A654(16) amending Chapter II-2, Regulation 20 requires the use of these symbols on fire control plans and booklets as an international standard. These symbols are often used to identify actual equipment where no standard sign is available. When used as part of a Low Location Lighting system, the installer must ensure sufficient ambient light is available to activate the sign to attain the required performance.