Danfoss AK-CC55 Water Loop - Compressor; Defrost

Function
Values
R-W
Code
1
2
3
4
5
6
7
8
Min.value
Max.value
Fact.value
Alarm sensor S4% A
1-2
A36
*
*
*
*
*
*
*
*
0 %
100 %
100%
Max. S7 Brine temp.
1-2
A76
*
*
*
*
*
*
-50.0 °C
110.0 °C
8.0 °C
Max. S7 Brine temp. di.
1-2
A77
*
*
*
*
*
*
0,1 °C
10.0 °C
3.0 °C
Compressor
Table 11: Compressor
Function
Values
R-W
Code
1
2
3
4
5
6
7
8
Min.value
Max.value
Fact.value
Min ON time
1-2
c01
*
*
*
*
*
*
0 min
30 min
0 min
Min OFF time
1-2
c02
*
*
*
*
*
*
0 min
30 min
0 min
Delay between comp.
1-2
c05
*
*
0 s
999 s
5 s
Step control mode
1=Sequential, 2=Cyclic
1-2
c08
*
*
1
2
2
Min. speed
1-2
(1)
c46
*
*
*
*
0 %
c47
30%
Start speed
1-2
c47
*
*
*
*
c46
c48
50%
Max. speed
1-2
(1)
c48
*
*
*
*
c47
100 %
100%
Speed Kp
1-2
c82
*
*
*
*
3
30
20
Speed Tn
1-2
c83
*
*
*
*
30 s
360 s
60 s
Comp. 2 ctrl. Th. band 2
0=OFF, 1=ON
1-2
c85
*
*
*
*
*
*
*
*
0
1
1
ON time emergency
1-2
c86
*
*
*
*
0 min
240 min
15 min
OFF time emergency
1-2
c87
*
*
*
*
0 min
240 min
15 min
Speed emergency
1-2
c93
*
*
*
*
c47
100%
60%
Max. speed slope
1-2
c96
*
*
*
*
0.1 %/s
5 %/s
1 %/s
Comp. defrost speed
1-2
c97
*
*
c47
c48
100%
Max. Kp factor
1-2
c98
*
*
*
*
5
50
20
(1)
In order to change this parameter the regulation must be stopped via the parameter r12 Main switch = OFF.
(1)
In order to change this parameter the regulation must be stopped via the parameter r12 Main switch = OFF.
Defrost
Table 12: Defrost
Function
Values
R-W
Code
1
2
3
4
5
6
7
8
Min.value
Max.value
Fact.value
Defrost method
0=None, 1=Electrical, 2=Hot
gas, 4=Air/Ocycle
1-3
d01
*
*
*
*
*
*
*
*
0
4
1
Defrost stop limit 1
1-2
d02
*
*
*
*
*
*
*
*
0.0 °C
50.0 °C
6.0 °C
Defrost start interval
1-2
d03
*
*
*
*
*
*
*
*
0 h
240 h
8h
Max. defrost time 1
1-2
d04
*
*
*
*
*
*
*
*
0 min
360 min
45 min
Time staggering power-up
1-2
d05
*
*
*
*
*
*
*
*
0 min
240 min
0 min
Drip
o time
1-2
d06
*
*
*
*
*
*
*
*
0 min
60 min
0 min
Fan start delay
1-2
d07
*
*
*
*
*
*
*
*
0 min
60 min
0 min
Fan start temperature
1-2
d08
*
*
*
*
*
*
*
*
-50.0 °C
10.0 °C
-5.0 °C
Fan control during defrost
0=OFF, 1=ON, 2=OFF at drip,
3=OFF at high temp
1-2
d09
*
*
*
*
*
*
*
*
0
3
1
Defrost stop method
0=Time, 1=S5 sensor, 2=S4
sensor
1-2
d10
*
*
*
*
*
*
*
*
0
2
0
Max. thermostat run time
1-2
d18
*
*
*
*
*
*
*
*
0 h
240 h
0h
Min. defrost time
1-2
d24
*
*
*
*
*
*
*
*
0 min
180 min
0 min
Rail heat during defrost
0=OFF, 1=ON, 2=Normal
control
1-2
d27
*
*
*
*
*
*
*
*
0
2
1
Defrost stop limit 2
1-2
d28
*
*
*
*
*
*
*
*
0.0 °C
50.0 °C
6.0 °C
Max. defrost time 2
1-2
d29
*
*
*
*
*
*
*
*
0 min
360 min
45 min
Display delay after defrost
1-2
d40
*
*
*
*
*
*
*
*
5 min
240 min
30 min
Fan stop temperature
1-2
d41
*
*
*
*
*
*
*
*
-20.0 °C
20.0 °C
0.0 °C
© Danfoss | Climate Solutions | 2022.04 BC378540472015en-000101 | 41
AK-CC55 Water Loop