Four-channel Amplifier 4XD300
        
        
            580249.11
        
        
            Approval: Part of EN 54-16 
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.
Four built-in fans with smooth temperature controlled speed control.