Shunt Auxiliary Type Auxiliary Fire Alarm System
Shunt Auxiliary Type Auxiliary Fire Alarm System : An auxiliary system electrically connected to an integral part of the municipal alarm system extending the municipal circuit into the protected premises to interconnect the initiating devices, which, when operated, open the municipal circuit shunted around the trip coil of the municipal transmitter or master box. The municipal transmitter or master box is thereupon energized to start transmission without any assistance from a local source of power
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