6 Electrical installation
Installation manual
18
ETBH/X16E
Daikin Altherma 3 H HT W
4P644727-1B – 2022.03
B
C
A
A
7
Y2
B
X2M
C
X2M
A4P
X1M
a
7 9
Y2
YC
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 unit"
7]):
1
Front panel
1
2
3
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.
B
C
A
A
L
N
X1 X2
C
B
a
A4P
X2
X3
X4
X1
X2
X1
X2M
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 unit"
7]):
1
Front panel
1
2
3
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.
Summary of Contents for ETBH16E 6V Series
Page 39: ......
