
080G0281 - Danfoss Pack Controller, AK-PC 551
The 080G0281 Danfoss AK-PC 551 Pack Controller is designed to control two suction groups and a common condenser in HVAC and refrigeration systems. It supports MODBUS communication, DIN rail mounting, and provides precise capacity control with multiple input/output options.
Product Specifications:
- Analog Inputs (AI): 8 pcs
- Analog Outputs (AO): 2 pcs
- Digital Inputs (DI): 8 pcs
- Digital Outputs (DO): 8 pcs
- Supply Voltage: 110 - 230 V AC
- Communication Type: MODBUS
- Frequency: 50/60 Hz
- Gross Weight: 0.62 kg
- Net Weight: 0.51 kg
- Function: Controls 2 suction groups and common condenser
- Control Modes: PI for capacity and fan control
- Display: Built-in LCD, optional MMIGRS2 on front
- Mounting Method: DIN rail
- Power Consumption: 10 W
- Compressor Capacity Modes: Step, Speed, PWM
- Condenser Control: Pressure/Temperature based
- Fan Capacity Control: Step, Speed
- Approvals: CE, EAC, CMIM, cURus
- Languages Supported: Croatian, Czech, Danish, Dutch, English, French, German, Hungarian, Italian, Polish, Portuguese, Russian, Spanish, Romanian, Serbian, Turkish
- Safety Features: Compressor, discharge gas temp, fan, high/low pressure safety
- Efficiency Enhancements: Night optimization, P0 optimization, load shedding, heat recovery
- Additional Features: Real-time clock, floating condenser pressure, suction gas temp safety, buzzer for alerts
The Danfoss 080G0281 AK-PC 551 provides reliable control for HVAC and refrigeration applications requiring dual suction group management and optimized condenser operation.