Four-channel amplifier 4XD300

580248.11 | Four-channel amplifier 4XD300

Power amplifier for the voice alarm system VARIODYN D1 in class D technologies with four independent power channels and galvanic isolated 100 V direct outputs, symmetric inputs, inrush current limitation and soft start. In comparison to our 4XDxxxB series amplifiers, one amplifier can back up another amplifier.

Four built-in fans with smooth temperature controlled speed control.

Part-No.:
580248.11

Features

  • Built- in electronic protective circuit against thermal overload, DC signals, sub frequent signals, short circuit, open outputs and HF interference
  • Individual status LEDs indicate channel CLIP, PROTECT, SIGNAL, POWER, LINE and 24 V DC power Back switch contact for sequential remote power
  • 2 back fault message contacts
  • Back fault message contact for missing 24 V emergency power supply
  • 24 V emergency power supply input
  • Suitable for use with loop technology

Technical Data

Rated voltage 
230 V AC
Rated voltage 
Rated frequency 
50 Hz ... 60 Hz (+10 % / -5 %)
Rated current 
Power consumption 
W
Power consumption standby 
Power output 
4 x 300 W none
Emergency power supply 
24 V DC
Technology 
Class D
Transmission range 
Input level 
System input impedance 
Channel separation 
92 dB
Harmonic distortion at nominal level 
0,02 %
Efficiency 
Ambient temperature 
-5 °C ... 55 °C
Storage temperature 
Air humidity 
< 93 % (non-condensing)
Air humidity 
Type of protection 
Housing 
Color 
gray, similar to RAL 7016
Weight 
Weight 
approx. 13,8 kg
 
Dimensions 
W: 484 mm H: 88 mm D: 400 mm (2HU 19")
 
 
Declaration of Performance 

Accessories

583491 Input cable DOM-amplifier, 0.5 m green (two units required)

583477.21 Output cable 2 amplifier -DOM

Downloads

Produktdatenblatt
Ausschreibungstext

Product Data Sheet

Version: 2025-11

Language:
English
Doc extension:
pdf