LG PRHR040 Brochure page 33

61799 LG Multi V Catalogue
High efficiency heat recovery unit
- Max. 4 indoor units can be connected by module design.
- Due to the automatic search algorithm for piping
detection, easy installation and effectiveness is improved.
- Subcooling cycle in HR unit results in the system running
of maximum effiency.
Flexible connection of HR unit
LG's heat recovery unit allows flexible connection both in series and in a row.
Y branch
4/5/07 2:17 pm Page 33
Double spiral heat exchanger
From outdoor
Linear
expansion valve
2 phase fluid
LG
LG unique! LG unique!
To indoor
In series
Y branch only
x
Impossible!
Outdoor unit
PRHR040
Conventional
x
Impossible!
In series only
Air conditioning system
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