5 Electrical installation
Installation manual
24
EWSAH/X06UDA9W
Daikin Altherma 3 WS
4P675760-1 – 2021.10
3
Fix the cable with cable ties to the cable tie mountings.
5.14
To connect the thermostat for
passive cooling
INFORMATION
Restriction:
Passive cooling is only possible for:
▪ Heating only models
▪ Central water loop temperatures between 0 and 20°C
Wires: 2×0.75 mm²
—
1
Open the following (see
"3.2.1 To open the indoor unit"
7]):
1
Top panel
1
3
2
2
User interface panel
3
Installer switch box cover
2
Connect the thermostat cable to the appropriate terminals as
shown in the illustration below.
1×
2×
X2M
1×
34a
30
R1T
-t°
3
Fix the cable with cable ties to the cable tie mountings.
5.15
LAN adapter
5.15.1
About the LAN adapter
The indoor unit contains an integrated LAN adapter (model:
BRP069A61), which allows for:
▪ App control of the heat pump system
▪ Integration of the heat pump system in a Smart Grid application
Components: PCB
X1A
X2A
X3A
X4A
b
a
LD1
LD2
LD3
LD4
X1A~X4A
Connectors
a
DIP switch
b
Status LEDs
Status LEDs
LED
Description
Behaviour
LD1
Indication of power to the
adapter, and of normal
operation.
▪ LED flashing: normal
operation.
▪ LED NOT flashing: no
operation.
LD2
Indication of TCP/IP
communication with the
router.
▪ LED
ON:
normal
communication.
▪ LED
flashing:
communication
problem.
LD3
Indication of
communication with the
indoor unit.
▪ LED
ON:
normal
communication.
▪ LED
flashing:
communication
problem.
LD4
Indication of Smart Grid
activity.
▪ LED ON: Smart Grid
functionality
of
the
indoor unit is controlled
by the LAN adapter.
▪ LED
OFF:
system
operating
in
normal
operation
conditions
(space heating/cooling,
production of domestic
hot water), or running in
the
"Normal
operation"/"Free
running"
Smart
Grid
operation mode.
System requirements
The requirements posed on the heat pump system depend on the
LAN adapter application/system layout.
App control
Item
Requirement
LAN adapter software It is recommended to ALWAYS keep the
LAN adapter software up-to-date.
Unit control method
On the user interface, make sure to set
[2.9]=2 (
Control
=
Room thermostat
)