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Application guidelines
Installer reference guide
35
EWSAH/X06D
Daikin Altherma 3 WS
4P675764-1 – 2022.04
▪
For more information about connecting the electrical wiring to the unit, see
"9.2 Overview of electrical connections for external and internal
actuators"
▪
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
a
c
a
b
A
Main leaving water temperature zone
B
Room 1
C
Room 2
a
External room thermostat
b
Remote outdoor sensor
c
Bypass valve
