6
Technical Data
SUPPLY
Mains supply
- voltage : 110 - 127 - 220/230 - 240 Volt at 50/60 Hz
- inrush current limiter : 30 A
Emergency battery supply
- voltage : +48 V (polarity protected with ref. to ground)
- inrush current limiter : 1 A
Power consumption
(max. for 4 x 100W; 2 x 200W; 1 x 400W)
- mains supply voltage
at rated output power -3 dB : 1200 VA
at rated output power -8 dB (Vu=0) : 500 VA
no audio signal : 55 VA
- battery supply 48 V DC
at rated output power -3 dB : 10 A
at rated output power -8 dB (Vu=0) : 5 A
no audio signal : 0.6 A
Ready for operation
- after switch-on : max. 4 seconds
INPUTS
Audio input (‘music’)
: balanced
- sensitivity : 0.5 - 10 V (adjustable)
- impedance : 10 k
Ω
Priority input (‘call’)
: balanced
- sensitivity : 1 V
- impedance : 10 k
Ω
Surveillance input (‘test’)
: balanced
- sensitivity : 500 mV (20 kHz) for rated output -20 dB
- impedance : 10 k
Ω
at 20 kHz
CHARACTERISTICS
Signal-to-noise ratio (flat weighted)
- minimum : > 87 dB
- typical : > 91 dB
Cross talk attenuation
: > 70 dB at 5 kHz
Frequency response (-10 dB)
::50 to 20,000 Hz (-3 dB)
Distortion (THD)
: < 0.5% at rated power at 1 kHz)
Interference
(council directive 89/336 EEC)
- radiation : according to EN 55013
- immunity : according to EN 55020
Power bandwidth (-3 dB)
: 50 to 20,000 Hz (THD = 2%)
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