Raymarine ACU-400 Actuator Control Unit

The rugged Actuator Control Unit delivers reliable autopilot drive power and also provides power to the SeaTalkng bus. Choose the ACU that fits your steering system type. (Includes Rudder Angle Transducer).

Drive Current Output
Maximum continuous 30 Amps at supply voltage

Drive Clutch Output

• Up to 4 Amp continuous at 12V on 12V systems
• Up to 4 Amp continuous at 24V on 24V systems
• Up to 4 Amp continuous at 12V on 24V systems

Connections

• Rudder reference sensor
• Sleep switch
• Power
• Drive motor
• Drive clutch
• Ground
• Digital Input / Output (DIO)

Nominal supply voltage
12 V or 24 V
Operating voltage range
10.8V to 31.2V 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 Amp at 12V (fuse protected at 3 Amp)
Data Connections
SeaTalk^ng

Installation Environment

• Operating Temperature: -20°C to +55°C (-4°F to +131°F)
• Storage Temperature: -30°C to +70°C (-22°F to +158°F)
• Relative Humidity: MAX 93%

Waterproof rating
Drip resistant
Dimensions (W x H x D)
285mm x 211.5mm x 64.5mm (11.2 in x 8.3 in x 2.5 in)
Weight
2.2kg (4.84lbs)