9 | Electrical installation
Installer reference guide
113
EPRA14~18D + ETVH/X16S18+23E
Daikin Altherma 3 H HT F
4P644737-1A – 2022.03
B
A
B
1 2 3
X2M
X1A
X11YA
X11YB
X11Y
X1M
a
a Interconnection cable (=main power supply)
In case of preferential kWh rate power supply
Interconnection cable
(=main power supply)
Wires: (3+GND)×1.5mm²
Normal kWh rate
power supply
Wires: 1N
Maximum running current: 6.3A
Preferential kWh rate
power supply contact
Wires: 2×(0.75~1.25mm²)
Maximum length: 50m.
Preferential kWh rate power supply contact:
16VDC detection (voltage supplied by PCB). The
voltage-free contact shall ensure the minimum
applicable load of 15VDC, 10mA.
[9.8] Benefit kWh power supply
Connect X11Y to X11YB.
A
109
S1S
NL
56
1N~, 50 Hz,
230 V AC, 6.3 A
1 2 3
a b c