Control Unit for Bow Thruster AHD 903BS

controllable pitch propeller

Central control unit for controllable pitch propeller bow thruster

Product Features

  • Profile module for installation on standard profile rails in consoles, control panels or control cabinets
  • Degree of protection IP 20
  • Weight approx. 1.5 kg
  • Power supply 24 V DC +30%/-25%
  • Current consumption max. 0.15 A
  • Serial data communication between control and central unit
  • Recording of actual pitch potentiometer of controllable pitch propeller
  • Impulse length controlled outputs for pitch increase and decrease of controllable pitch propeller
  • Operating panel with inputs for set point pitch potentiometer, control stand selection and takeover of operation at control stands
  • Outputs for operation/takeover of operation at control stands
  • Permitted rating of relay 1 A
  • Permitted rating of transistor outputs 1.5 continuous current, 5 A short-term (5s)


The control unit AHD 903BS for bow thruster with controllable pitch propeller comprises an operating panel for control from wheelhouse and wing control stands and a central unit installed in power section resp. in the control cabinet of the bow thruster with controllable pitch propeller.

Drawings and photos AHD 903BS

Back to top