Daikin Altherma 3 H HT EPRA14DAW1, Руководство по установке для специалистов

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5 | Application guidelines
Installer reference guide
34
EPRA14~W1 + ETVH/9W(G)
Daikin Altherma 3 H HT F
4P587502-1A – 2020.01
▪ For more information about connecting the electrical wiring to the unit, see:
- "8.2 Connections to the outdoor unit" [
4
92]
- "8.3 Connections to the indoor unit" [
4
99]
▪ The underfloor heating of the main room is directly connected to the indoor unit.
▪ The room temperature of the main room is controlled by the dedicated Human
Comfort Interface (BRC1HHDA used as room thermostat).
▪ A thermostatic valve is installed before the underfloor heating in each of the
other rooms.
INFORMATION
Mind situations where the main room can be heated by another heating source.
Example: Fireplaces.
Configuration
Setting Value
Unit temperature control:
▪ #: [2.9]
▪ Code: [C-07]
2 ( Room thermostat ): Unit operation
is decided based on the ambient
temperature of the dedicated Human
Comfort Interface.
Number of water temperature zones:
▪ #: [4.4]
▪ Code: [7-02]
0 ( Single zone ): Main
Benefits
▪ Easy . Same installation as for one room, but with thermostatic valves.
Underfloor heating or radiators – Multiple external room thermostats
Setup
M1 M2
C B
a
b
a
A
A Main leaving water temperature zone
B Room 1
C Room 2
a External room thermostat
b Bypass valve
▪ For more information about connecting the electrical wiring to the unit, see:
- "8.2 Connections to the outdoor unit" [
4
92]
- "8.3 Connections to the indoor unit" [ 4 99]
▪ For each room, a shut-off valve (field supplied) is installed to avoid leaving water
supply when there is no heating or cooling demand.