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• Replacement Model: Superseded by the Edwards Signaling 4-PPS/M.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.