Daikin Altherma 3 H MT W - To Connect the Electricity Meters

9 | Electrical installation
Installer reference guide
117
EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W
Daikin Altherma 3 H MT W
4P634885-1 – 2021.03
B
C
A
A
B
C
A
A
M2S
NO
NC
C
5 6
X2M
C
21 28
X2M
C
5 6
X2M
C
21 29
X2M
B
X2M
3 Fix the cable with cable ties to the cable tie mountings.
9.3.4 To connect the electricity meters
Wires: 2 (per meter)×0.75mm²
Electricity meters: 12VDC pulse detection (voltage supplied by PCB)
[9.A] Energy metering
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 "7.2.5To open the indoor unit"[471]):
1 Front panel
1
2
3
2 Switch box cover
3 Switch box
2 Connect the electricity meters cable to the appropriate terminals as shown in
the illustration below.