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Electrical installation
Installer reference guide
99
EWSAH/X06D
Daikin Altherma 3 WS
4P675764-1 – 2022.04
a
X2M
14a
21
L
N
YC
Y2
1
2
3
1×
1×
b
3
Fix the cable with cable ties to the cable tie mountings.
9.2.8 To connect the changeover to external heat source
INFORMATION
Bivalent is only possible in case of 1 leaving water temperature zone with:
▪
room thermostat control, OR
▪
external room thermostat control.
Wires: 2×0.75 mm²
Maximum load: 0.3 A, 250 V AC
Minimum load: 20 mA, 5 V DC
[9.C]
Bivalent
1
Open the following (see
"7.2.2 To open the indoor unit"
1
Top panel
3
1
2
4
2
User interface panel
3
Front panel
4
Main switch box cover
2
Connect the changeover to external heat source cable to the appropriate
terminals as shown in the illustration below.