Commissioning Record

Function settings
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7
Function
Default setting
Set value
Exchanger defrosting mode
□ None
□ Temperature monitoring
□ Pressure monitoring
□ Sectional defrosting
None
Temperature monitoring
Pressure monitoring
Section defrosting
Temperature monitoring defrosting
□ On
□ Off
On
Off
Temperature sensor
□ Exhaust air temperature
□ Defrostning sensor
Exhaust air temperature
Defrosting sensor
Temperature min limit
-3°C
°C
Stop supply air fan if outdoor temp
<–25°C
°C
Hysteresis to end defrosting
-4°C
°C
Pressure monitoring defrosting
□ On
□ Off
On
Off
Stop defrosting
⊠ On
□ Off
On
Off
Outdoor temp. to allow defrosting
0 °C
°C
Outdoor temp. for stop of supply air fan
–10 °C
°C
Max deviation exchanger pressure to
start defrosting
25 %
%
Pressure hysteresis to end defrosting
60 %
%
Sectional defrosting
□ On
□ Off
On
Off
Temperature sensor
□ Exhaust air temperature
□ Defrostning sensor
Exhaust air temperature
Defrosting sensor
Allow fan stop defrosting if exchanger
pressure > max limit
⊠ Yes
□ No
Yes
No
Max allowed deviation exchanger
pressure when defrosting
150%
%
Max deviation exchanger pressure to
start defrosting
25%
%
Pressure hysteresis to end defrosting
60%
%
Setpoint temperature min limit
–4°C
°C
Temperature hysteresis to end
defrosting
4°C
°C
Calibration extract air flow
__________
Calibration exchanger pressure
__________
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