UL22/25/JB
Specs+
Specs
GENERAL DESCRIPTION
The UL22/25/JB is a complete 2' x 2' UL listed fire signaling device with built-in junction box for mass notification & emergency communications providing superior voice intelligibility performance, shallow depth, lightweight, fire-protective signaling device. Components include: an 8" O.D. loudspeaker, 10-oz. magnet, fire retardant loudspeaker with a 4W-25V rotary select transformer and integral junction box for secure and inspectable connections. Grille is perforated steel with four (4) seismic tie-off points in a white powder coat finish. Line supervision capacitor is included. No assembly required.
Intended Use - Indoor Environment
- Program Material – Signal tones and voice
- Installation – In a 2' x 2' or 2' x 4' wide ceiling tile grid
Audio Specifications
- Sound Pressure dB-SPL@ 10 ft. per Tap – 1/4=78.7, 1/2=80.7, 1=81.5, 2=84.3, 4=87.4
- Loudspeaker Power Rating – 20W RMS, EIA 426A Standard
- Magnet Type & Weight – BeFe Ceramic, 10 oz. Nominal
- Frequency Response – 60 Hz - 17 kHz EIA 426A Standard
- Nominal Coverage Angle – 100° Included Angle, -6 dB / 2 kHz, Half space
- Audio Connection – Common: Dual, color-coded leads, pre-cut
System Components
- Loudspeaker – 8C10PAFR
- Transformer – 25V 4W-5 tap Rotary Select (4W, 2W, 1W, 0.50W, 0.25W)