Dynacord DPA 4140 owner manual Performance Features, POWER AMPLIFIER DPA 4120 / DPA

POWER AMPLIFIER DPA 4120 / DPA 4140 OWNER'S MANUAL

DPA 4140

40 0 WATTS POWER AMPL IFIER

CLIPT EST

0dB

- 13dB

READYSTANDBY

GROUND	PROT ECT
FAULT

Performance Features

Power amplifier with 200 W or 400 W output power according to the IEC 283-3 standard within a 19“ - cabinet (3 HU) providing the following functions:

∙supported are 115/230V AC mains as well as 24V DC emergency power source

∙power amplifiers DPA 4120 providing 200 W or DPA 4140 providing 400 W output power, idling and short-circuit protection

∙output transformer for balanced, floating 100 V speaker networks of optionally 70 V, 50 V or 4 ohms for low-impedance operation

∙optional input modules:

standard operation INPUT MODULE with level control, electronically balanced input and MONITOR output with optional transformer or

REMOTE MODULE for controlling and monitoring the PROMATRIX system, electronic level controls, electronically balanced input and MONITOR output with optional transformer

∙integrated stand-by power supply

∙mains POWER ON/OFF switch

∙ground lift switch

∙remotely controllable mains and battery operation with initial current inrush limiter

∙power-on switching noise suppression

∙status-LED indicators for operation (READY), STANDBY, thermal overload (PROTECT) and occurrence of GROUND FAULT conditions at the power output

∙fault message according to the IEC 849 standard

∙TEST button to switch between system and average operation, respectively a RESET button to restart after the occurrence of ground fault conditions

∙LED level meter instrument with a display range of -13 dB to 0 dB and CLIP

∙integrated relays for single call and obligatory reception

∙active, temperature controlled ventilation

∙pilot tone and ground fault surveillance module according to the DIN/VDE 0800 standard (optional)

23