AHD 419

The control unit AHD 419 is a microprocessor-controlled device for operation and indication of measuring point data of power of a bow thruster, consisting of a 3-phase-asynchronous motor (slip-ring rotor) with fixed propeller. As a standard, control units are installed in wheelhouse control console and in wing control stands of a ship.

• Compact design for console, panel or switchbox installation
• Front dimension 192mm x 144mm, insertion depth 41mm
• Degree of protection IP 66/IP 67
• Weight approx. 1.0 kg
• Power supply 24 V DC +30%/-25%
• Current consumption max. 0.2 A
• Definition of a master control unit for program-controlled switching on and off of the system and programming of over current limit values for the individual power stages
• Serial communication of up to 4 control units AHD 419 with central unit AHD 418
• Simple operation of bow thruster by means of 7 foil push buttons in front panel of the unit
• Permanent indication of motor current
• Acoustical and visual signalization of all alarms
• 10 illuminated text fields for display of alarms and status messages
• Automatic and adjustable dimming of indication lamps
• Potential free contact for common alarm and external horn