Danfoss AK-CC55 User Manual

Portfolio overview
The AK-CC55 portfolio contains four controllers with dierent functionalities and application settings, as outlined in
the table.
Table 1: AK-CC55 Portfolio
AK-CC55 Compact
AK-CC55 Single Coil
AK-CC55 Single Coil UI
AK-CC55 Multi Coil
Product image
Valve
1 x TXV or AKV
1 x AKV
1 x AKV
3 x AKV
Digital Output
3
5
5
4
Digital input
1 (2)
3 (2)
3 (2)
3 (2)
Analogue Output
1
1
1
1
Analogue Input
5 (4)
6 (7)
6 (7)
6 (7)
Display
1 remote
2 remote
1 remote + 1 Integrated
2 remote
Comm. module
Modbus
Modbus
Modbus
Modbus
Optional comm. module
LON module
LON module
LON module
Function overview
Table 2: AK-CC55 function overview by type
Application
AK-CC55 Compact
AK-CC55 Single Coil
AK-CC55 Single Coil UI
AK-CC55 Multi Coil
AKV - application (electrically operated expansion valve)
x
x
x
0 – 10 V to control external stepper driver
x
TXV - application (thermostatic expansion valve + solenoid valve or compressor)
x
Remote hot gas - application
x
One valve, one evaporator, one refrigeration section
x
x
x
One valve, one evaporator, two refrigeration sections
x
One valve and two evaporators, two refrigeration sections
x
Two valves and two evaporators (same refrigeration section)
x
Three valves and three evaporators (same refrigeration section)
x
Custom conguration of relay outputs
x
x
Two compressors
x
x
Heating function
x
x
Control of air humidity
x
x
Adaptive superheat
x
x
x
Adaptive liquid control
(zero superheat control for transcritical CO
2
systems with liquid ejectors)
x
x
x
Adaptive defrosting
x
Product sensor
x
RS485 Lon, option (AK-OB55)
x
x
AK-CC55 Single Coil and Single Coil UI
© Danfoss | Climate Solutions | 2021.02 BC364229688105en-000101 | 6

Danfoss AK-CC55 Specifications

General

Brand	Danfoss
Model	AK-CC55
Category	Controller
Language	English