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Electrical installation
Installer reference guide
107
EPRA14~W1 + ETVH/9W(G)
Daikin Altherma 3 H HT F
4P587502-1 – 2019.07
NOTICE
Wiring is different for a NC (normally closed) valve and a NO (normally open) valve.
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.
8.3.4 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
"6.2.5 To open the indoor unit"
1
Top panel
1
2
3
2
User interface panel
3
Upper switch box cover
2
Connect the electricity meters cable to the appropriate terminals as shown in
the illustration below.