Daikin Altherma 3 H HT F Series Installer's Reference Manual page 102

8 | Electrical installation
Installer reference guide
102
1 Top panel
2 User interface panel
3 Upper switch box cover
2 Connect the main power supply.
In case of normal kWh rate power supply
Interconnection cable
(= main power supply)
—
A
B
A
B
X1M
a Interconnection cable (=main power supply)
In case of preferential kWh rate power supply
Interconnection cable
(= main power supply)
Normal kWh rate
power supply
Preferential kWh rate
power supply contact
Wires: (3+GND)×1.5 mm²
1 2 3
a
1 2 3
X11YB X2M
X11YA
X11Y
X1A
Wires: (3+GND)×1.5 mm²
Wires: 1N
Maximum running current: 6.3 A
Wires: 2×(0.75~1.25 mm²)
Maximum length: 50 m.
Preferential kWh rate power supply contact:
16 V DC detection (voltage supplied by PCB). The
voltage-free contact shall ensure the minimum
applicable load of 15 V DC, 10 mA.
a
EPRA14~18DAV3+W1 + ETVH/X16S18+23DA6V+9W(G)
Daikin Altherma 3 H HT F
4P587502-1 – 2019.07
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3
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