Bosch 4410 Owner's Manual download pdf (Page 14)

12. SPECIFICATIONS OF THE DPA 4410

Mains supply:

Voltage: 115 V / 230 V~ AC, ±10

Frequency: 50 - 60

Protection class: I

mains supply Umains [V] Imains [A] Pmains [VA] Pmains [W] Pout [W] Pv [W]

floating

normal operation (-10 dB)

alert (-3 dB)

normal operation

230

0.27

1.64

3.25

4.39

377

748

1010

275

585

815

200

400

235

385

415

starting current < 36 A

mains supply Umains [V] Imains [A] Pmains [VA] Pmains [W] Pout [W] Pv [W]

floating

normal operation (-10 dB)

alert (-3 dB)

normal operation

115

0.54

3.28

6.50

8.78

377

748

1010

275

585

815

200

400

235

385

415

starting current < 20 A

Pmains [VA]=apparent power Umains*Imains, Pmains [W]=true power, Pout [W]=output power

Pv [W]=leakage power

Battery supply:

Voltage: 24 V DC, -10/+30 %

battery supply U

[V] I

[A] P

[W] P

out

[W] Pv [W]

floating

normal operation (-10 dB)

normal operation

1.0

7.5

180

432

250

140

182

starting current < 3.9 A

Pi [W]=input power UB*IB, Pout [W]=output power, Pv [W]=leakage power

Input characteristics: electronically balanced

Nominal input level 775 mV = 0 dBu / 10 kohms

Power output characteristics: balanced, off ground potential

Nominal output power

with mains supply 4 x 100 W ( IEC 268-3)

Nominal output voltage

with mains supply 100 V (70 V / 50 V / 20 V)

Nominal load impedance 100 ohms (50 / 25 / 4 ohms)

minimal total impedance

100 W Output capacity 200 W Output capacity

100 V Output

70 V Output

50 V Output

20 V Output

100 Ohm / 250 nF

50 Ohm / 500 nF

25 Ohm / 1000 nF

4 Ohm/ 6250 nF

50 V + 50 V Output

———

50 Ohm / 500 nF

———

Noise voltage (A-weighted) ≤ -56 dBu

THD at PA nominal ≤ 1 %

Overall frequency response 60 Hz … 20 kHz

Distortion-limited response

(PA nominal -3 dB, k∑ = 1 %) 60 Hz … 5 kHz

Crosstalk between two channels ≥ 80 dB at 1 kHz / ≥ 60 dB at 10 kHz

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Bosch 4410 Owner's Manual Page 14

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