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INSTRUCTION MANUAL
SPECIFICATIONS
Model
Rated Power (RMS)
Power Taps 100 V
Impedance
Sensitivity
Sound Pressure
Sensitivity EN54-24
Freq. Response
Dispersion 1kHz / 4kHz
Operating temperature
Protection range
Dimension (mm) and Weight
Finish
Mounting
Power selection
EN54 standard
Other standards
INSTALLATION GUIDE
Impedance
100 V
30 W
333
20 W
500
10 W
1k
5 W
2k
–
20
–
Common
AC-930EN Version 1.1
Loudspeaker for voice alarm systems for fire detection and fire alarm systems for buildings
70 V
15 W
To operate the product according to the EN54-24
standard, an equalizer has to be inserted into the
10 W
signal path, which has a frequency response as
5 W
specified in the next table. Since horn type speakers
2,5 W
should not be driven with full power below their low
–
end response, adding a high-pass filter 200Hz/-3dB
Common
with a 6 dB/octave slope is recommended (Shelving
filter).
1/1
At WARNING:
. Installation by qualified personnel only.
. Speakers must be wired in parallel and connected to
the correct line terminals of amplifier.
. Ensure that all speakers have the same polarity with
respect to each other.
Do not select another tapings if the speaker is in use.
.
No naked flame sources, such as lighted candles,
.
should be placed on the apparatus
AC-930EN
30 W
30 W, 20 W, 10 W & 5 W
333 Ω, 500 Ω, 1k Ω, 2k Ω & 20 Ω
110,1 dB SPL at 1 W / 1 m IEC268-5
124,9 dB SPL at 30 W / 1 m IEC268-5
79,9 dB SPL at 1 W / 4 m
250 ~ 15.000 Hz
103º / 32º (-6 dB)
-20ºC ~ +90ºC
IP66
Ø 235 x 303 (length), 2,17 kg
ABS, color light gray (RAL7035)
U type stainless steel mounting bracket
Rotary switch
EN 54-24:2008
Ref. No.: DOP_AC930EN
ID-Code: A174EN
1438/CPR/0461
Horn speaker, 30W, Type B
CE-Symbol according 93/68EWG
VA special. In compliance with BS-5839, part 8.
HORN SPEAKER
AC-930EN
.
Relative Level to
Frequency [Hz]
Tolerance [dB]
1kHz [dB]
100
-13.6
125
-10
160
-5.7
200
-0.6
250
+5.5
315
+9.6
400
+11.3
500
+9.8
630
+5.2
800
+0.4
1k
0
1.25k
-1.0
1.6k
-2.7
2k
-1.9
2.5k
+0.4
3.15k
+2.8
4k
+6.1
5k
+9.2
6.3k
+11.2
8k
+13.3
10k
+13.2
+2/-10
+2/-10
+2/-10
+2/-10
+2/-10
+2/-10
+2/-10
+2/-4
+2/-2
+2/-2
+2/-2
+2/-2
+2/-2
+2/-2
+4/-2
+4/-2
+4/-2
+4/-2
+4/-2
+4/-2
+4/-6
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