How long does the fire alarm controller come with a battery?
Fire alarm controller according to the capacity of the battery standby time is depending on the size, the fire alarm host usually chose the shenzhen.
Not necessarily depends on the size of the built-in battery, such as after the installation of a longer time, standby time will be shorter and shorter!
The new specification gb50116-2013 requires the fire controller 120% to run for at least 3 hours during full load operation
