Daikin Altherma EHFH-D3V - To Connect the Electricity Meters; To Connect the Domestic Hot Water Pump

6 Electrical installation
Installation manual
14
EHFH03S18D
Daikin Altherma 3 R F
4P596803-1D – 2022.08
A
M2S
B
A
B
21 28
X2M
B
21 29
X2M
NO
NC
3 Fix the cable with cable ties to the cable tie mountings.
6.3.5 To connect the electricity meters
Wires: 2 (per meter)×0.75mm²
Electricity meters: 12VDC pulse detection (voltage supplied
by PCB)
[A.2.2.8] External kWh meter (meter 1)
[A.2.2.9] External kWh meter (meter 2)
INFORMATION
In case of an electricity meter with transistor output, check
the polarity. The positive polarity MUST be connected to
X5M/6 and X5M/4; the negative polarity to X5M/5 and
X5M/3.
1 Open the following (see "4.2.1To open the indoor unit"[45]):
1 Top panel
1
2
3
2 Upper front panel
3 Upper switch box cover
2 Connect the electricity meters cable to the appropriate terminals
as shown in the illustration below.
A
6543
S3S S2S
B
A
B
X5M
3 4 5 6
3 Fix the cable with cable ties to the cable tie mountings.
6.3.6 To connect the domestic hot water pump
Wires: (2+GND)×0.75mm²
DHW pump output. Maximum load: 2A (inrush), 230VAC,
1A (continuous)
[A.2.2] Options > [A.2.2.A] DHW pump
[7.3] Set schedules > [7.3.7] DHW pump
1 Open the following (see "4.2.1To open the indoor unit"[45]):
1 Top panel
1
2
3
2 Upper front panel
3 Upper switch box cover
2 Connect the domestic hot water pump cable to the appropriate
terminals as shown in the illustration below.