Description
The Edwards Signaling 3-BBC/M is a booster power supply and battery charger designed to provide regulated 24 VDC power for Edwards fire alarm and life safety systems. Manufactured by Edwards Signaling, the 3-BBC/M delivers up to 7 A of system power while supporting one user interface module and two auxiliary power-limited outputs. This model has been discontinued and replaced by the Edwards Signaling 4-PPS/M.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Edwards Signaling |
| Category |
Fire Alarm Systems |
| Part Number |
3-BBC/M |
| Subcategory |
Booster Power Supply |
| Input Voltage |
120 VAC |
| Input Frequency |
50/60 Hz |
| Output Voltage |
24 VDC (Nominal) |
| Maximum Output Current |
7 A |
| Auxiliary Outputs |
Two Power-Limited Outputs |
| Auxiliary Output Rating |
3.5 A Each |
| Battery Charger |
Integrated |
| User Interface Support |
One Local Rail-Mounted User Interface Module |
| Application |
Fire Alarm System Power Expansion |
| Replacement Model |
Edwards Signaling 4-PPS/M |
| Weight |
0.48 lb |
Information About 3-BBC/M
The 3-BBC/M is a booster power supply developed for expanding the power capacity of compatible Edwards fire alarm control systems. It operates from a 120 VAC, 50/60 Hz input and incorporates an integrated battery charging circuit to maintain standby batteries for continuous system availability. The unit supports one local rail-mounted user interface module while providing two independently power-limited auxiliary outputs rated at 3.5 A each. It is intended for commercial and institutional fire alarm installations requiring additional regulated 24 VDC power for notification appliances and system accessories.
Key Features:
- 7 A System Output: Supplies up to 7 A of regulated 24 VDC power.
- Integrated Battery Charger: Maintains standby batteries for continuous operation.
- Dual Auxiliary Outputs: Provides two power-limited outputs rated at 3.5 A each.
- User Interface Support: Accommodates one local rail-mounted user interface module.
- 120 VAC Input: Operates from standard 120 VAC, 50/60 Hz power.
- Fire Alarm Expansion: Increases available power for compatible Edwards fire alarm systems.
- Power-Limited Design: Supports compliant installation of auxiliary circuits.
- Replacement Model: Superseded by the Edwards Signaling 4-PPS/M.
The 3-BBC/M delivers the reliability and precision required for regulated fire alarm power distribution, battery charging, and auxiliary system expansion.
