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ENGLISH
GENERAL CHARACTERISTICS
The
TM24-A
device is a fire alarm sounder and has been designed and built in compliance with the
characteristics required by the EN54-3 standard.
TECHNICAL CHARACTERISTICS
Nominal supply voltage ...................... 24Vdc (21.5
27Vdc)
Fuse ................................................... Fast
– 300mA
Acoustic frequency ............................. 2.9KHz
0.5KHz
Max consumption ............................... 2.4W (100mA at 24Vdc)
Flashing frequency ............................. 1Hz
Operating temperature ....................... -10°C ÷ +55°C
IP rating .............................................. IP21C
Enclosure material .............................. ABS self-extinguishing V0
Enclosure color ................................... RAL 9003
Transparent front portion .................... Polycarbonate
Dimensions ........................................ 360x150x70mm
The pictographs applicable on the device are the following:
ALLARME INCENDIO
FIRE ALARM
89.3dB
90.1dB
Vertical and horizontal
acoustic pressure at 1 m
at 21.5Vdc and 27Vdc (underlined)
15°
0°
45°
75°
105°
135°
165°
89.3dB
88.7dB
77.2dB
75.8dB
81.7dB
81.8dB
81.5dB
80.6dB
84.4dB
84.6dB
15°
0°
45°
75°
105°
135°
165°
88.5dB
88.2dB
80.5dB
80.8dB
81.0dB
81.3dB
78.9dB
78.4dB
83.6dB
85.3dB
80.2dB
81.2dB
