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Electrical installation
Installer reference guide
124
EPRA14~W1 + ETSH/X(B)16P30+50EF
Daikin Altherma 3 H HT ECH₂O
4P679467-1 – 2022.02
Model (power supply)
Connections to backup heater power supply
*6V (6V: 1N~ 230 V)
1N~, 50 Hz
230 V AC
SWB2
Q1DI
N
L
X6M
1
2
3
4
F1B
32A
I
I
*9W (3N~ 400 V)
3N~, 50 Hz
400 V AC
SWB2
Q1DI
L1 L2 L3 N
X6M
1
2
3
4
5
6
F1B
20A
I
I
I
F1B
Overcurrent fuse (field supply). Recommended fuse: tripping class C.
Q1DI
Earth leakage circuit breaker (field supply)
SWB
Switch box
X6M
Terminal (field supply)
9.3.4 To connect the backup heater to the main unit
Wires: The connection cables are already connected to the option backup
heater EKECBU*.
[9.3]
Backup heater
1
"7.2.5 To open the indoor unit"
73]):
1
User interface panel
1
3
4
2
2
Switch box
3
Switch box cover
4
Top cover
Содержание ETSHB16P30EF
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