The Autronica BBR-4 is a conventional fire alarm bell designed to provide an audible warning during a fire alarm condition. It uses a solenoid-operated ringing mechanism and operates from a 24 V DC supply. Autronica currently lists the BBR-4 as an obsolete product.
Features
- Provides a clear audible fire alarm indication.
- 24 V DC operation.
- Electromagnetic/solenoid-operated ringing mechanism.
- 15 cm bell suitable for conventional fire alarm applications.
- Produces approximately 81 dBA at 1 metre.
- Can be installed outdoors when used with the specified 7790-001 conduit box.
- Suitable for marine and industrial fire alarm installations.
- Legacy/obsolete Autronica product, with replacement selection requiring compatibility checks.
Typical Applications
- Marine fire alarm systems
- Shipboard fire detection systems
- Industrial fire alarm installations
- Commercial buildings
- Fire alarm notification circuits
- Engine rooms and machinery spaces
- Outdoor fire alarm installations with appropriate enclosure
- General audible fire warning systems
