POTTER FH-45 Series High Wattage Fire Alarm Speakers Owner’s Manual
- June 9, 2024
- POTTER
Table of Contents
FH-45 Series High Wattage Fire Alarm Speakers Owner’s Manual
FH-45 Series High Wattage Fire Alarm Speakers
- Listed under UL 1480 fi re protective service
- UL Listed for wall or ceiling mount
- Screw terminal capacity AWG #12
- Field selectable taps from 2 Watts – 8 Watts
- Available 25V RMS and 70.7V RMS models
- Mounts to 4” square back box with extension ring
- Frequency range 400 Hz – 4000 Hz
- Integral blocking capacitor for line supervision
- Available with red or white housing
Amseco’s high quality fi re alarm speakers are designed to reproduce attention
penetrating tones and voice commands for emergency signaling evacuation
systems. These highly effi cient speakers are available with fi eld selectable
taps from 2 Watts – 80 Watts. The speakers are available in two input voltage
models, 25V RMS and 70.7V RMS. An in-line capacitor provides the isolation
necessary for supervisory use.
The FH-45 Series speakers are designed to meet UL 1480 requirements for
audible and voice communications. The speakers produce a broad frequency range
(required) and voice communication.
Ordering Information
Model Number| Speaker Voltage (V RMS)| Selectable Power Taps (Watts)| Grille
Size (inches)| Grille Type| Grille Color
---|---|---|---|---|---
FH-45R-25S| 25| 2,4,8| 5 ‘A| Square| Red
FH-45W-25S| 25| 2,4,8| 5 Y2| Square| White
FH-45R-25R| 25| 2,4,8| 7’/4| Round| Red
FH-45W-25R| 25| 2,4,8| 7’/4| Round| White
FH-45R-70S| 71.| 2,4,8| 5 Y2| Square| Red
FH-45W-70S| 71.| 2,4,8| 51/2| Square| White
FH-45R-70R| 71.| 2,4,8| 7 1/4| Round| Red
FH-45W-70R| 71.| 2,4,8| 7 1/4| Round| White
Engineering Specifi cations
The fi re alarm speaker shall be Amseco FH-45 Series or equivalent and capable
of reproducing alarm tones or voice commands on 25VRMS or 70.7V RMS audio
systems. Speakers shall provide incremental tap settings of 2,4, and 8 Watts,
and shall be selected by means of a jumper wire. The speaker shall have a
frequency range of 400 to 4000 Hz and shall have an operating temperature
between 14°F and 140°F. It will produce a UL sound pressure level at 10 feet
up to 96dB. The speaker shall be approved for fi re alarm protective signaling
use.
Specifications
| Rated Input Voltage (V RMS) | 25V | 70.7V |
|---|---|---|
| Input Power (Watts) | 2 W | 4W |
| Impedance (Ohms) | 3 I 0 | 156 |
| Sound Pressure (dB/10ft) | 90 | 93 |
| Frequency Response (Hz) | 400-4000 | |
| Low Frequency Cut-off (Hz) | 200 | |
| Operating Temperature Range | 14°F – 140°F (-10°C – 60°C) |
Dimensions: inches (mm)
Multiple Tap Setting
Multiple taps are provided for fi eld wattage selection.
**WARNING**
Conductor size (AWG), length, and capacity should be taken into consideration
prior to design and installation of these products.
Wiring Diagram
Mounting
Potter Electric Signal Company
2081 Craig Road, St. Louis, MO, 63146-4161
Phone:800-325-3936/Canada
888-882-1833
www.pottersignal.com
firealarmresources.com
References
- Fire Alarm Resources | Download fire alarm documents
- Potter Electric: Fire Alarms & Fire Sprinkler Systems