Edwards | 3-ZA40B

Edwards 3-ZA40B Zoned Audio Amplifier

The Edwards 3-ZA40B is a 40-watt zoned audio amplifier module designed for emergency communication systems that utilize audible and visible notification appliances. This amplifier is configured for Class B audio and 24 VDC outputs, providing reliable power and supervision for connected devices. 

Key Features:

• Power Output: Delivers 40 watts of power with standard output line levels of 25 VRMS or 70 VRMS, suitable for various notification appliances.

• Integrated Tones: Equipped with a 1 kHz temporal (3-3-3) tone for evacuation signals and a 20 SPM tone for alert signals, ensuring effective communication during emergencies.

• Supervised NAC Circuit: Includes an independently controlled, supervised, power-limited 24 VDC Notification Appliance Circuit (NAC) for integrating visual notification appliances.

• Compact Design: Occupies a single space on the rail chassis assembly, optimizing space within the control panel.