Dantherm HCH 5 Installation And Service Manual page 7

Product description,
Air flow The following describes and illustrates the air flow in a HCH 5 and HCH 8:
No.




5
continued


Outside air (T1) Outside air which enters the heat exchanger is ready to
be heated by the extract air from the house. ()
Supply air (T2) The supply air is heated by the means of heat recircula-
tion from the extract air. ()
Extract air (T3) "Polluted" and warm extract air is used to heat up the
outside air () by the means of heat exchange in the
heat exchanger.
Exhaust air (T4) The heat of the extract air is use to heat up the cold out-
side air (). The exhaust air is led out of the house.
Description

