prana 150 ERP LITE, Техническая эксплуатационная документация

Страница: 4 / 12

4
In mode «AUTO» after engine shutdown, «Winter mode» will work for 30 minutes to prevent
icing in the system, which may result in reduced effi ciency or condensate drainage
complications.
Preheating element (additional option)
Recuperators that will be used in rooms with excessive humidity in the cold climate are
recommended to be equipped with an additional heating element.
Passive mode
The operating mode of the ventilation system with the open lid of the recuperator and
switched off motors. It lies in the movement of uncontrolled airfl ows through the recuperator
due to the difference in pressure and temperature inside and outside the premises. It is
allowed to use, when the difference between outside and inside temperatures is no more
than 5
o
C.
Defrosting
WARNING! In the cold season, the improper operation of the recuperator is likely to freeze it!
When freezing, it is necessary to activate function «mini-heating» with engine switched off
for at least 60 minutes, and let it freeze, then turn on the recuperator to the required mode.
turned off motors
+
the “Mini heating up”
turned on
turn on
the desired mode
�
9
Fig. 2. Defrosting