Daikin Altherma 3 R F - To Connect the Power Consumption Digital Inputs

9 | Electrical installation
Installer reference guide
139
ERLA11~16D + EBVH16SU23D
Daikin Altherma 3 R F
4P655196-1A – 2022.05
1 Open the following (see "7.2.4To open the indoor unit"[479]):
1 Top panel
1
2
3
2 User interface panel
3 Upper switch box cover
2 Connect the changeover to external heat source cable to the appropriate
terminals as shown in the illustration below.
A
X1X2
LN
B
A
B
A4P
X2M
X1
a
X2
a Installation of EKRP1HBAA is required.
3 Fix the cable with cable ties to the cable tie mountings.
9.3.9 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 "7.2.4To open the indoor unit"[479]):
1 Top panel
1
2
3
2 User interface panel
3 Upper switch box cover