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The SBB-B4R-L8 is a backbox assembly that can be surface-mounted to a Notifier SBB-3 surface backbox
Includes control panel factory-mounted on a chassis
plug-in System Sensor relay base
Open back box for flush mount
They accomplish this by isolating that part of the loop containing the short from the remainder of the circuit
Notifier FCM-1 Addressable Control Module db11e The SBB-B4R-L8 is a backboxNotifier FCM 1 Addressable Control Module provides Notifier intelligent fire alarm control panels with a circuit for Notification Appliances (horns, strobes, speakers, etc.) Addressability allows the FCM 1(A) to be activated manually or through panel programming on a select (zone or area of coverage) basis.
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