Daikin EPRA18DAV3 - Page 95

8 | Electrical installation
Installer reference guide
95
EPRA14~18DAV3+W1 + ETVH/X16S18+23DA6V+9W(G)
Daikin Altherma 3 H HT F
4P587502-1B – 2020.12
L1 L2 L3 N PE
b
a
L1
L2
L3
N
3N~,
50 Hz,
400 V AC
b
a
Q1DI
L1
L2
L3
N
F1B
1
3
5
7
2
4
6
8
IIII
BRN
GRY
BLK
BLU
YLW/GRN
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
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