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6 Electrical installation
A
A
B
C
B
C
X2M
A4P
a
Installation of EKRP1HBAA is required.
3 Fix the cable with cable ties to the cable tie mountings.
6.3.8
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
"4.2.1 To open the indoor
1 Front panel
2 Switch box cover
3 Switch box
2 Connect the changeover to external heat source cable to the
appropriate terminals as shown in the illustration below.
Installation manual
22
Y2
7
7
9
X2M
A4P
X1M
YC
Y2
a
unit" [ 4 11]):
3
2
1
A
A
B
C
B
C
A4P
a
Installation of EKRP1HBAA is required.
3 Fix the cable with cable ties to the cable tie mountings.
6.3.9
To connect the power consumption digital
inputs
Wires: 2 (per input signal)×0.75 mm²
Power limitation digital inputs: 12 V DC / 12 mA detection
(voltage supplied by PCB)
[9.9] Power consumption control.
1 Open the following (see
"4.2.1 To open the indoor
1 Front panel
2 Switch box cover
3 Switch box
2 Connect the power consumption digital inputs cable to the
appropriate terminals as shown in the illustration below.
X1 X2
L
N
A4P
a
unit" [ 4 11]):
3
2
1
ELBH/X12E
Daikin Altherma 3 R MT W
4P708482-1 – 2023.03
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