Raymarine ACU-300 Actuator Control Unit

The rugged ACU (Actuator Control Unit) delivers reliable autopilot drive power and also provides power to the SeaTalk^ng bus.

• Drive current output: Maximum continuous 5 A at supply voltage
• Drive clutch output: No clutch connection
• Connections:
  Rudder reference sensor
  Sleep switch
  Power
  Solenoid drive out / return
  Ground
• Nominal supply voltage: 12V or 24V
• Operating voltage range: 10.8 V to 31.2 V dc
• Power consumption (standby) – main power supply: 300 mA (12/24V)
• Power consumption (standby) – SeaTalk^ng power supply: 20 mA (12V)
• SeaTalk^ng LEN (Load Equivalency Number): 1
• SeaTalk^ng Power out: 3 A at 12 V (fuse protected at 3 A)
• Data connections: SeaTalk^ng
• Installation environment:
  Operating temperature: -20ºC to +55ºC (-4ºF to +131ºF)
  Storage temperature: -30ºC to +70ºC (-22ºF to +158ºF)
  Relative humidity: max 93%
• Waterproof rating: Drip resistant
• Dimensions: 11.2″ x 5.5″ x 8.3″ (285 mm x 211.5 mm x 64.5 mm)
• Weight: 8.48 lbs. (2.2 kg)
• Conformance:
  Europe: 2004/108/EC