AK-CC 350A
AK-CC Series • Refrigeration Controller
Quick Info
Output Functions
Controller for outdoor condensing units
Technical Specifications
Display & Interface
| Display Type | LCD |
| Display Digits | 4 |
| Buttons | 4 |
| LED Indicators | Comp, Fan, Crankcase, Alarm |
Power Supply
| Voltage | 230V AC |
| Voltage Range | 100-240V AC |
| Frequency | 50/60Hz |
| Power Consumption | 8VA |
Sensor Inputs
| Probe Inputs | 3 |
| Probe Type | NTC/PT1000/Pressure |
| Temp Range | -60 to 150°C |
| Accuracy | ±0.3°C |
Relay Outputs
| Relay Outputs | 5 |
| Relay Rating | 16A/250VAC (K1), 8A/250VAC (K2-K5) |
Physical
| Panel Size | 96x96 mm |
| Depth | 70 mm |
| IP Rating | IP65 (front) |
| Weight | 280 g |
Operating Conditions
| Operating Temp | -40 to 60°C |
| Storage Temp | -50 to 80°C |
Wiring Terminals
| Terminal | Function | Type | Wire Color |
|---|---|---|---|
| L | Power L | Input |
brown
|
| N | Power N | Input |
blue
|
| PE | Earth | Input |
green/yellow
|
| Po | Suction Pressure | Input |
red/blue
|
| Pc | Discharge Pressure | Input |
red/blue
|
| S1 | Ambient Temp | Input |
red/white
|
| K1 | Compressor | Output |
black
|
| K2 | Fan 1 | Output |
green
|
| K3 | Fan 2 | Output |
green
|
| K4 | Crankcase | Output |
orange
|
| K5 | Alarm | Output |
red
|
| AO | 0-10V Fan Speed | Output |
yellow
|
Important: Always disconnect power before wiring. Verify terminal numbers with the actual controller label before connecting.
Parameter Settings
| Code | Parameter | Range | Default | Description |
|---|---|---|---|---|
| r01 | Pc Setpoint | 5 to 35 | 18 bar | Condensing pressure setpoint |
| r02 | Differential | 0 to 5 | 2 bar | Fan switching differential |
| r10 | LP Cutout | 0 to 10 | 1 bar | Low pressure cutout |
| r11 | HP Cutout | 15 to 40 | 28 bar | High pressure cutout |
| c01 | Comp Min Off | 0 to 30 | 3 min | Minimum off time |
| c02 | Crankcase Time | 0 to 240 | 30 min | Crankcase preheat time |
| F01 | Fan Mode | 0=Continuous, 1=Modulated | 1 | Fan control mode |
| F02 | Fan Min Speed | 0 to 100 | 30 % | Minimum fan speed |
Error Codes
Solution: Check S1 sensor
Solution: Check suction pressure sensor
Solution: Check discharge pressure sensor
Solution: Check condenser and clean coils
Solution: Check charge and for leaks
Solution: Check motor and electrical
Frequently Asked Questions
Set F01=1 and connect 0-10V output to fan VFD
Use c02 parameter to set preheat time before compressor start
Alternative Models (Cross Reference)
Manufacturer Information
Brand: Danfoss
Country: Denmark