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Application guidelines
Installer reference guide
45
EPRA14~18D + ETV23E
Daikin Altherma 3 H HT F
4P644738-1A – 2022.03
CAUTION
If there is more than one leaving water zone, ALWAYS install a mixing valve station in
the main zone to decrease (in heating)/increase (in cooling) the leaving water
temperature when the additional zone has demand.
Typical example:
Room (zone)
Heat emitters: Design temperature
Living room (main zone)
Underfloor heating:
▪
In heating: 35°C
▪
In cooling
(a)
: 20°C (only refreshment,
no real cooling allowed)
Bed rooms (additional zone)
Heat pump convectors:
▪
In heating: 45°C
▪
In cooling: 12°C
(a)
In cooling mode, you can allow the underfloor heating (main zone) to provide refreshment
(no real cooling), or NOT allow it. See setup below.
Setup
Three bizone kit system variations are possible:
1
System without hydraulic separator:
f
B
A
E
C
D
a
b
a
c
g
d
e
2
System with hydraulic separator for main zone:
Summary of Contents for Altherma 3 H HT F
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