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6 Electrical installation
1
1
3
4,8 mm
It is important that the fixing plate of terminals is NOT in service
position, while cables are connected to one of the terminals.
Otherwise the cables could be too short.
X12M
6.3.2
To connect the main power supply
1 Open the following (see
"4.2.1 To open the indoor
1 User interface panel
2 Switch box
3 Switch box cover
4 Top cover
2 Connect the main power supply.
In case of normal kWh rate power supply
Interconnection
Wires: (3+GND)×1.5 mm²
cable
Power supply
Wires: 1N+GND
indoor unit
Maximum running current: 6.3 A
—
Installation manual
18
2
2
4
unit" [ 4 8]):
4
3
2
1
A
2x
a
230
V AC
, 6.3 A
1N~, 50 Hz,
L
1 2 3
N
A
B
B
a
Interconnection cable
b
Power supply indoor unit
In case of preferential kWh rate power supply
Interconnection
Wires: (3+GND)×1.5 mm²
cable
Power supply
Wires: 1N+GND
indoor unit
Maximum running current: 6.3 A
Preferential kWh
Wires: 2×(0.75~1.25 mm²)
rate power supply
Maximum length: 50 m.
contact
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.
[9.8] Benefit kWh power supply
b
F2B
Q DI
2
5
1
2
6
3
4
2x
a
b
X1M
1 2 3 4 5 6
ETSH/X(B)16P30+50E
Daikin Altherma 3 H HT ECH₂O
4P679468-1B – 2022.09
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