Controller, safety controller and resistance
Hot gas sensor, IPM AT sensor
AT compressor
Compressor control by via gas temperature
Compressor control via vaporiser temperature
Compressor control via vaporiser temperature
Compressor control via power consumption
Compressor control via ambient temperature
Compressor control via ambient temperature
AT condenser sensor, AT ambient temperature sensor
IT vaporiser sensor, IT circulation sensor
Temp.
Resistance
0
160.73 k
Ω
5
125.57 k
Ω
10
98.78 k
Ω
15
78.23 k
Ω
20
62.35 k
Ω
25
50.00 k
Ω
30
40.33 k
Ω
Hot gas tempera-
ture
Controller
< 87°C
Normal operating condition
control via IT
93°C - 97°C
no change to frequency
97°C - 110°C
decrease in frequency 1Hz/3sec.
> 110°C
Switch off compressor
IT surface tempera-
ture
Cooling regulation
> 6°C
Normal operating condition
control via IT
< 6°C
no change to frequency
< 4°C
decrease in frequency 1Hz/3sec.
< 1°C
Switch off compressor
IT surface tempera-
ture
Heating regulation
< 51°C
Normal operating condition
control via IT
51°C - 55°C
no change to frequency
55°C - 65°C
decrease in frequency 1Hz/3sec.
> 65°C
Switch off compressor
Power consumption
Cooling / heating regulation
> 6.1 A
no change to frequency
6.2 - 6.7A
decrease in frequency 1Hz/3sec.
6,7-7,5
Switch off compressor
Ambient temperature
Cooling mode regulation
> 53°C
Frequency 32Hz
47°C - 53°C
Frequency 50 Hz
39°C - 47°C
Frequency 70Hz
.
15°C - 39°C
Normal operating condition
control via IT
< 15°C
Frequency 32Hz
Ambient temperature
Heating mode regulation
> 23°C
Frequency 32Hz
19°C - 23°C
Frequency 50 Hz
12°C - 19°C
Frequency 70Hz
.
< 12°C
Normal operating condition
control via IT
<-25°C or >+70°C
Switch off compressor
Temp.
Resistance
Measuring
point
20
0.71
Ω
U-V
V-W
U-W
Temp.
Resistance
0
27.42 k
Ω
5
22.15k
Ω
10
18.00 k
Ω
15
14.72 k
Ω
20
12.10 k
Ω
25
10.00 k
Ω
30
8.31 k
Ω
19
