Daikin EBSX-D - To Connect the Space Cooling;Heating ON;OFF Output; To Connect the Changeover to External Heat Source

6 Electrical installation
Installation manual
28
EBSH/X(B)11+16P50D
Daikin Altherma 3 R ECH₂O
4P759878-1 – 2024.01
3 Fix the cable with cable ties to the cable tie mountings. General
information, see "6.3.1 To connect the electrical wiring to the
indoor unit"[422].
6.3.9 To connect the space cooling/heating ON/
OFF output
INFORMATION
Cooling is only applicable in case of reversible models.
Wires: (2)×0.75mm²
Maximum load: 0.3A, 230VAC
Maximum load: 1A, 5VDC
—
1 Open the following (see "4.2.1To open the indoor unit"[413]):
1 User interface panel
1
3
5
2
4
2 Switch box
3 Switch box cover
4 Top cover
5 Side panel
2 Connect the space cooling/heating ON/OFF output cable to the
appropriate terminals as shown in the illustration below.
3 Fix the cable with cable ties to the cable tie mountings. General
information, see "6.3.1 To connect the electrical wiring to the
indoor unit"[422].
6.3.10 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, 230VAC
Maximum load: 1A, 5VDC
[9.C] Bivalent
1 Open the following (see "4.2.1To open the indoor unit"[413]):
1 User interface panel
1
3
5
2
4
2 Switch box
3 Switch box cover
4 Top cover
5 Side panel
2 Connect the changeover to external heat source cable to the
appropriate terminals as shown in the illustration below.