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| SAVECair control
Set I-time, default setting is Off, Range: Off/1–120 sec.
• Select airflow level for Improving Air Quality. Range: Normal / High / Max.
• Select airflow level for Good Air Quality. Range: Low / Normal.
RH Transfer Control
Note:
Setting is available if heat exchanger type is set as Rotating. It is highly recommended to leave default
values for P-band and I-time. They should be changed only by installer and trained staff.
• Activate or deactivate relative humidity transfer functionality. Default setting is On.
• If RH Transfer Control is activated, configure:
Setpoint, default setting is 45% humidity. Range: 1–100% RH.
Set P-band, default setting is 4g/kg. Range: 1–100g/kg.
Set I-time, default setting is Off. Range: Off/1–120 sec.
Defrosting Control
Note:
Setting is available if heat exchanger type is set as Plate.
The unit is equipped with an automatic defrost function that is activated when there is risk of icing in the area around
the heat exchanger.
• Select defrosting mode. Default setting is Normal.
Soft
Dry areas, such as warehouse buildings with few people or industrial
buildings that don’t use water in their production process.
Normal Apartments or houses with normal humidity
1
Hard
Buildings with very high humidity level.
1
In newly constructed houses it might be necessary with a higher defrost level during the first winter period.
• Set by-pass location. Default setting is based on unit configuration.
Supply / Extract.
• Set preheater setting. Default setting is based on unit configuration.
Auto / Fixed
Fixed pre-heater setting allows user to adjust pre-heater setpoint manually. Auto pre-heater setting sets floating
pre-heater activation setpoint (Stop defrosting temperature +2K).
• Set if secondary air is allowed. Default setting is Off.
Off / On.
Cooling Control
• If the outdoor air is warmer than the extract air and the supply air is above the setpoint, cooling recovery occurs. This
condition blocks the heat regulation process. Activate or deactivate cooling recovery. Default setting is On.
Set cooling limit. Cooling recovery is allowed if extract air temperature is lower than outdoor air temperature by a set
limit (default setting is 2K) and cooling demand is present.
• Configure status, temperature and duration of free cooling. Activate or deactivate free cooling . Default setting is
Off.
Set supply and extract air fan levels during free cooling. Default setting is Normal. Range: Normal / High /
Maximum.
Set start condition. Outdoor daytime temperature for activation, default setting is 22°C. Range: 12–30°C.
Stat stop conditions. Extract/Room temperature, default setting is 18°C. Outdoor high temperature limit, default set-
ting is 23°C. Outdoor low temperature limit is 12°C. Start and stop time.
211458 | A002
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