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APPENDIX D
APPENDIx D

mm-4 EN3 fire Alarm Signaling Specifications

-6
-6
-3
-3
140°
160°
90°
20°
40°
0°
180°
Rated
Horizontal Axis 3m
SPEAKER
-6
-6
-3
-3
140°
160°
90°
30°
50°
0°
180°
Rated
Vertical Axis 3m
SPEAKER
DIRECTIONAL ChARACTERISTIC Per S541 -07 Sec. 7.5
Acoustical (fire Alarm Amplifier Required)
Frequency response Fire alarm; 400 Hz to 4 kHz
Note: Stated per the UL 1480 reporting method.
Maximum continouos SPL UL1480 sound pressure level 89 dB at 10 FT
10 kΩ differential between pins 2 and 3
Note: Measured per UL1480.
ULC S541 sound pressure level 104 dB at 3m
Note: Measured per ULC S541.
!
CAUTION: Do not use the Fire Signaling MM-4 in air handling spaces.