To Connect The Electricity Meters - Daikin Altherma 3 H MT F Installer's Reference Manual

9.3.4 To connect the electricity meters

EPRA08~12EAV3+W1 + ETVZ12S18+23EA6V+9W
Daikin Altherma 3 H MT F
4P634887-1 – 2021.03
B
A
B
B
3 Fix the cable with cable ties to the cable tie mountings.
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
1 Top panel
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.
A
NO
21 28
X2M
NC
21 29
X2M
"7.2.5 To open the indoor
S3S S2S
3 4 5 6
9 Electrical installation
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unit" [ 54]):
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Installer reference guide
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