Dynacord DPA 4140 power amplifier 400 W, power supply, mains operation, battery operation

ambient temperature range	+5 °C .. +40 °C
dimensions (W x H x D)	483 x 132 x 345 mm
depth with / without connections	max. 400 mm / max. 340 mm
weight without extensions	13.2 kg
finish	anthracite

12.2 DPA 4140 power amplifier 400 W
power supply:				115 V / 230 V~ AC, ±10 %
mains operation
mains frequency				50 - 60 Hz
security class				I
mains operation		Umains / V	Imains / A	Pmains / VA	Pmains / W	Pout / W	Pv / W
idling		230	0.19	44	23	0	23
normal operation	(-10 dB)	230	1.60	368	263	40	223
alarm (-3 dB)		230	3.10	713	562	200	362
standard conditions		230	4.43	1019	811	400	411
initial current inrush (mains)			< 36 A
mains operation		Umains / V	Imains / A	Pmains / VA	Pmains / W	Pout / W	Pv / W
idling		115	0.38	44	23	0	23
normal operation	(-10 dB)	115	3.19	368	263	40	223
alarm (-3 dB)		115	6.20	713	562	200	362
standard conditions		115	8.86	1019	811	400	411
initial current inrush (mains)			< 21 A

Pmains / VA = apparent power Umains*Imains; Pmains / W = true power;				Pout / W = output power; Pv / W =leakage power
battery operation				24 V DC,	-10/+30 %
battery operation	UB / V		IB / A	Pi / W	Pout / W	Pv / W
stand-by	24		2.5m	60m	0	60m
idling	24		0.62	15	0	15
normal operation (-10 dB)	24		7.1	170	40	130
standard conditions	24		17.3	415	249	166
initial current inrush (battery)			< 3.8 A
Pi / W = input power UB*IB; Pout / W = output power;		Pv / W = leakage power

features of the input: nominal input level nominal input impedance

features of the power output:

nominal output capacity during mains operation nominal load impedance

frequency response

distortion at 1 kHz and nominal output power

electronically balanced 775 mV = 0 dBu

³10 k ohms balanced, floating

400 W (according to IEC 268-3)

25 ohms / 100V; 12.5 ohms / 70 V; 6.25 ohms / 50 V or 4 ohms / 40 V

60 Hz .. 20 kHz £ 1 %

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