Danfoss AK-PC 781B
The AK-PC 781B is a comprehensive pack controller designed for the capacity control of compressors and condensers in refrigeration systems. It integrates several advanced features, including oil management, heat recovery functions, and CO2 gas pressure control. This controller is capable of providing signals to other controllers regarding operating conditions, such as forced closing of expansion valves, alarm signals, and alarm messages.
AK-PC 781 medium-large transcritical (single suction)
24 LON RS485
8 080Z0186
AK-PC 781A medium-large transcritical (single suction) 10 080Z0191
AK-PC 782A medium-large transcritical (triple suction) 8 080Z0192
AK-PC 351 HFC Rack Controller-max 4 compressors, 1 condenser (Modbus) 24 080G0289
AK-PC 551 HFC Rack Controller-max 8 compressors, 1 condenser (Modbus) 115/230 080G0281
AK-PC 551 HFC Rack Controller-max 8 compressors, 1 condenser (Modbus) 24 080G0283
AK-PC 651 HFC Rack Controller-max 10 compressors, 1 condenser (Modbus) 115/230 080G0312
AK-PC 772A 3MT x 2LT Transcritical CO2 System 24 080Z0201
AK-PC 783A 4MT x 4LT Cascade CO2 system 24 080Z0193