5 Electrical installation
Installation manual
18
EWSAH/X06UDA9W
Daikin Altherma 3 WS
4P675760-1 – 2021.10
Detail C4: Connection of
X11Y
Factory-mounted cables.
Disconnect X11Y from X11YA, and connect it to X11YB.
Z1F
X11YA
X11YB
X2M/5+6
X11Y
Detail C5: Option kit
EKGSPOWCAB
Install the option kit EKGSPOWCAB (= power cable for split
power supply). For installation instructions, see the installation
manual of the option kit.
Q2DI
L
N
1N~, 50 Hz, 230 V AC
F2B
1
3
2
4
I
I
BRN
BLU
YL
W/GRN
Z15C
N=1
2
3
X22YB
1
X22Y
Z2F/1
Z2F/2
Z2F/3
EKGSPOWCAB
F2B
Overcurrent fuse (field supply). Recommended fuse:
2‑pole, 16 A fuse, C curve.
Q2DI
Earth leakage circuit breaker (field supply)
Configuration power supply
[9.3]
Backup heater
[9.8]
Benefit kWh power supply
5.4
To connect the remote outdoor
sensor
The remote outdoor sensor (delivered as accessory) measures the
outdoor ambient temperature.
INFORMATION
If the desired leaving water temperature is weather
dependent, the full time outdoor temperature measurement
is important.
Remote outdoor cable (40 m) delivered as accessory
[9.B.2]
Ext. amb. sensor offset
(= overview field setting
[2‑0B])
[9.B.3]
Averaging time
(= overview field setting [1‑0A])
1
Connect the external temperature sensor cable to the indoor
unit.
a
c
d
b
a
Factory-mounted cable
b
Splicing connectors (field supply)
c
Remote outdoor sensor cable (40 m)(delivered as
accessory)
d
Remote outdoor sensor (delivered as accessory)
2
Fix the cable with cable ties to the cable tie mountings.
3
Install the remote outdoor sensor outside as described in the
installation manual of the sensor (delivered as accessory).
5.4.1
To change settings if remote outdoor
sensor cannot be installed correctly
NOTICE
It is recommended to ALWAYS install and connect the
ambient sensor. If this is not possible and you do NOT
connect the sensor to the unit, the display of the unit will
return error H9‑00.
If you cannot install the remote sensor outdoors, perform the
following steps.
1
Install the ambient sensor in the technical room.
2
Change the setpoint mode from
Weather dependent
to
Fixed
.
For more information, see
"6.3.4 Using weather-dependent
33].
3
In addition, adjust the following settings.
#
Code
Description
[4.3.1]
[4–02]
Space heating off temperature
(space heating operation range)
[4.3.2]
[F–01]
Space cooling off temperature
(space cooling operation range)
[9.3.6]
[5–00]
Equilibrium
(backup heater operation)
[9.3.7]
[5–01]
Equilibrium temperature
(backup
heater operation)
[1.4.1]
[2–06]
Antifrost
Activation
[9.C.3]
[C–03]
Temperature
(bivalent operation)
[9.6.2]
[5–03]
Priority temperature
(balancing
between space heating and domestic hot
water)
5.5
To connect the shut-off valve
INFORMATION
Shut-off valve usage example.
In case of one LWT zone,
and a combination of underfloor heating and heat pump
convectors, install a shut-off valve before the underfloor
heating to prevent condensation on the floor during cooling
operation.
