Technical Data - Philips SQ 45 User Manual

T echnical Data
SUPPLY
Mains supply
- voltage
- inrush current limiter
Emergency battery supply
- voltage
- inrush current limiter
Power consumption (max. for 4 x 100W; 2 x 200W; 1 x 400W)
- mains supply voltage
at rated output power -3 dB
at rated output power -8 dB (Vu=0) : 500 VA
no audio signal
- battery supply 48 V DC
at rated output power -3 dB
at rated output power -8 dB (Vu=0) : 5 A
no audio signal
Ready for operation
- after switch-on
INPUTS
Audio input ('music')
- sensitivity
- impedance
Priority input ('call')
- sensitivity
- impedance
Surveillance input ('test')
- sensitivity
- impedance
CHARACTERISTICS
Signal-to-noise ratio (flat weighted)
- minimum
- typical
Cross talk attenuation
Frequency response (-10 dB)
Distortion (THD)
Interference (council directive 89/336 EEC)
- radiation
- immunity
Power bandwidth (-3 dB)
: 110 - 127 - 220/230 - 240 Volt at 50/60 Hz
: 30 A
: +48 V (polarity protected with ref. to ground)
: 1 A
: 1200 VA
: 55 VA
: 10 A
: 0.6 A
: max. 4 seconds
: balanced
: 0.5 - 10 V (adjustable)
: 10 k
Ω
: balanced
: 1 V
: 10 k
Ω
: balanced
: 500 mV (20 kHz) for rated output -20 dB
: 10 k at 20 kHz
Ω
: > 87 dB
: > 91 dB
: > 70 dB at 5 kHz
::50 to 20,000 Hz (-3 dB)
: < 0.5% at rated power at 1 kHz)
: according to EN 55013
: according to EN 55020
: 50 to 20,000 Hz (THD = 2%)
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