AK-PC 551 Controller - 80G0281

AK-PC 551 Controller

Part Number: 80G0281

AK-PC 551 Controller

Part Number: 80G0281

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  • Danfoss AK-PC 551, Capacity controller

    AK-PC 551 is used for capacity regulation of compressors and condensers in small refrigeration applications. A maximum of 8 compressors and one condenser can be regulated:

    • One suction group + one condenser group
    • Two suction groups + one shared condenser, max. 4 + 4 steps
    • One compressor group, max. 8 steps
    • One condenser group, max. 8 steps


    • Energy savings via:
      • optimisation of suction pressure
      • night time increase
      • floating condensing pressure
      • load limitation
  • Analog inputs (AI)8
    Analog outputs (AO)2
    Capacity controllerAK-PC 551
    Danfoss Code Number080G0281
    Digital inputs (DI)8
    Digital outputs (DO)8
    Fan capacity controlStep/ Speed
    Fan control modePI
    Number of Compressors max.8
    Power consumption [W]10 W
    Relays5,6 solid state type
    Supply voltage [V] AC [Max]230 V
  • AK-PC 551 Controller

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