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Electrical installation
Installer reference guide
114
b
L1
L2
a
L3
N
b
L1
3N~,
50 Hz,
L2
400 V AC
L3
N
a Power supply cable (field supply)
b Field wiring
F1B Overcurrent fuse (field supply). Recommended fuse: 4 pole, 16 A or 20 A fuse, C
curve.
Q1DI Earth leakage circuit breaker (30 mA)(field supply)
2 Interconnection cable (indoor↔outdoor):
▪ Route the cable through the frame.
▪ Connect the wires to the terminal block (make sure the numbers match with
the numbers on the indoor unit) and the earth screw.
▪ Fix the cable with a cable tie.
Wires: (3+GND)×1.5 mm²
—
L1 L2 L3 N PE
F1B
Q1DI
BRN
2
1
GRY
4
3
BLK
6
5
BLU
8
7
YLW/GRN
a
EPRA14~18D + ETVH16SU18+23E
Daikin Altherma 3 H HT F
4P644738-1D – 2023.10
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