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Electrical installation
Installer reference guide
132
ERRA08~12E + EL23E
Daikin Altherma 3 R MT F
4P708478-1 – 2023.05
A
Y2
7
B
A
B
7 9
X2M
A4P
Y2
YC
X1M
a
b
a
Installation of EKRP1HBAA (+ mounting plate, see
139]) is required.
b
Prewiring between X2M/7+9 and Q1L (= thermal protector backup heater). Do NOT
change.
4
Fix the cable with cable ties to the cable tie mountings.
9.3.8 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
"7.2.2 To open the outdoor unit"
65].
2
"7.2.6 To open the indoor unit"
68]):
1
Top panel
1
2
3
2
User interface panel
3
Upper switch box cover
3
Connect the power consumption digital inputs cable to the appropriate
terminals as shown in the illustration below.