Danfoss AK-CC55 Compact - Defrost Schedules; Compressor

Function
Description
Values
Code
Short name
Fan control during
defrost
Fan operation during defrost Here you can set how
the fan is to operate during defrost.0: Stopped (Runs
during pump down)1: Running (stopped during "fan
delay")2: Running during pump down and defrost. Af-
ter that stopped3: Running during pump down and
defrost until defrost stop sensor reaches fan stop tem-
perature limit
0=OFF, 1=ON, 2=OFF at drip, 3=OFF at high temp
d09
d09 FanDuringDef
Fan start delay
Delay of fan start after defrost. Here you set the time
that is to elapse from compressor start after a defrost
and until the fan may start again. (The time when re-
maining water is transformed into ice on the evapora-
tor).
d07
d07 FanStartDel
Fan start tempera-
ture
Temperature limit for starting the fans after a defrost.
When the measured S5 evaporator temperature is
getting below the set limit, the fans are started
d08
d08 FanStartTemp
Fan stop tempera-
ture
If the fan control during defrost has been set up for it,
the fans can be stopped during the defrost if the de-
frost sensor exceeds the set temperature limit
d41
d41 Def Fan Stop
Rail heat during de-
frost
Dene how railheat is controlled during defrost0: Rail-
heat is OFF all the time1: Railheat is ON all the time2:
Normal railheat control
0=OFF, 1=ON, 2=Normal control
d27
d27 Railh.at def
Display delay after
defrost
Set the maximum time the display should show the
defrost code "-d-" after a defrost. The normal temper-
ature readout is normally started when the tempera-
ture in the case is OK again or if a high temperature
alarm is raised.
d40
d40 Disp. d del.
Defrost schedules
Table 29: Defrost schedules
Function
Description
Values
Code
Short name
Defrost schedule
0=No, 1=Yes
t00
t00 Def.Schedule
Def. start 1 - Hours
t01
t01 Def. 1 hr.
Def. start 1 - Minutes
t11
t11 Def. 1 min.
Def. start 2 - Hours
t02
t02 Def. 2 hr.
Def. start 2 - Minutes
t12
t12 Def. 2 min.
Def. start 3 - Hours
t03
t03 Def. 3 hr.
Def. start 3 - Minutes
t13
t13 Def. 3 min.
Def. start 4 - Hours
t04
t04 Def. 4 hr.
Def. start 4 - Minutes
t14
t14 Def. 4 min.
Def. start 5 - Hours
t05
t05 Def. 5 hr.
Def. start 5 - Minutes
t15
t15 Def. 5 min.
Def. start 6 - Hours
t06
t06 Def. 6 hr.
Def. start 6 - Minutes
t16
t16 Def. 6 min.
Monday - Follow
schedule
0=No, 1=Yes
t51
t51 Mon.Schedule
Tuesday - Follow
schedule
0=No, 1=Yes
t52
t52 Tue.Schedule
Wednesday - Follow
schedule
0=No, 1=Yes
t53
t53 Wed.Schedule
Thursday - Follow
schedule
0=No, 1=Yes
t54
t54 Thu.Schedule
Friday - Follow
schedule
0=No, 1=Yes
t55
t55 Fri.Schedule
Saturday - Follow
schedule
0=No, 1=Yes
t56
t56 Sat.Schedule
Sunday - Follow
schedule
0=No, 1=Yes
t57
t57 Sun.Schedule
Compressor
Table 30: Compressor
Function
Description
Values
Code
Short name
Compressor 1
Actual status of output function
0=OFF, 1=ON
u58
u58 Comp1/LLSV
Compressor 2
Actual status of output function
0=OFF, 1=ON
u67
u67 Comp2 relay
Min ON time
Minimum time the compressor is to run once it has
been started.
c01
c01 Min. On time
© Danfoss | Climate Solutions | 2022.08 BC365212986197en-000201 | 51
AK-CC55 Compact