Dynacord DPA 4411 用户手册

Power amplifier with 4x100 W output power capacity according to IEC 283-3 
19" - rack size (3 HU) unit that provides the following functions:

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Mains operation 115/230 V AC and operation with emergency power supply of 24 V DC

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Output transformers for balanced, floating 100 V loudspeaker networks: 70 V, 50 V or 

4 ohms for low-impedance operation can be selected

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All outputs are protected against idling and short-circuit

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Integrated Remote Module for control and monitoring using the PROMATRIX Manager DPM 4000

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Electronic level controls, electronically balanced inputs and electronically balanced MONITOR output

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Input transformer for balanced, floating inputs can be retrofitted

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Monitor output transformer for balanced, floating MONITOR output can be retrofitted 

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Routing switch for parallel operation of the amplifier’s inputs

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Integrated Standby Power Supply

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Mains function switch - POWER

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Ground lift switch

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Remote-Start function for mains and battery operation with inrush current limiter protection

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Power-on noise attenuation

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Status-LED indicators: operation (READY), STANDBY, thermal overload (PROTECT)

and GROUND FAULT at the power outputs

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Fault notification according to DIN EN 60849 via the PROMATRIX Manager DPM 4000

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TEST-switch for systems with average-switching or GROUND FAULT RESET

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LED meters with a range from -13 dB to 0 dB plus CLIP indication

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Mains voltage selector switch 115/230 V AC

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Active, temperature-controlled ventilation

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Modules for pilot tone surveillance and ground fault surveillance according to DIN VDE 0800 are

optionally available

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