Daikin Altherma 3 H MT ECH2O, Руководство по установке

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6 Electrical installation
Installation manual
17
ETSH/X(B)12P30+50EF
Daikin Altherma 3 H MT ECH
₂ O
4P663479-1 – 2021.07
A
a
1 2 3
B
X1M
123456
A
B
2x
b a
2x
b
L
N
F2B
1
3
2
4
I
I
Q DI 2
6
5
230 V AC, 6.3 A
1N~, 50 Hz,
a Interconnection cable
b Power supply indoor unit
In case of preferential kWh rate power supply
Interconnection
cable Wires: (3+GND)×1.5 mm²
Power supply
indoor unit Wires: 1N+GND
Maximum running current: 6.3 A
Preferential kWh
rate power supply
contact 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.
[9.8] Benefit kWh power supply
A
A
B
B
X1M
1 2 3
3
4
4
5 6
c
S1S
c
X 5M 1
3 4
3x
3x
b a
a
1 2 3
230 V AC, 6.3 A
1N~, 50 Hz,
b
L
N
F2B
1
3
2
4
I
I
Q DI 2
6
5
a Interconnection cable
b Power supply indoor unit
c Preferential power supply contact
3 Fix the cable with cable ties to the cable tie mountings. General
information, see
"6.3.1 To connect the electrical wiring to the
indoor unit" [
4
15].
6.3.3 To connect the backup heater power
supply
Backup heater
type
Power supply Wires
EKECBU*3V 1N~ 230 V (2+GND)×2.5 mm²
(minimum)
EKECBU*6V 1N~ 230 V (2+GND)×4 mm²
(minimum); ONLY
flexible cords
EKECBU*9W 3N~ 400 V (4+GND)×2.5 mm²
(minimum)
[9.3] Backup heater
WARNING
The backup heater MUST have a dedicated power supply
and MUST be protected by the safety devices required by
the applicable legislation.
CAUTION
To guarantee the unit is completely earthed, ALWAYS
connect the backup heater power supply and the earth
cable.