Daikin Altherma 3 H HT EPRA18DAW1 - Page 11

5 Electrical installation
Installation manual
11
EPRA14~18DAV3+W1
Daikin Altherma 3 H HT
4P586100-1B – 2019.09
Use the factory-mounted cable.
Wires: 1N+GND
Maximum running current: Refer to name plate on unit.
—
L N PE
b
a
L
N
Q1DI
1N~,
50 Hz,
230 V AC
F1B
1
3
2
4
II
BRN
BLU
YLW/GRN
b
a
L
N
a Factory-mounted power supply cable
b Field wiring
F1B Overcurrent fuse (field supply). Recommended fuse: 2
pole, 32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
—
1 2 3
1
2
3
3 (Optional) Drain tube heater cable:
▪ Make sure the heating element of the drain tube heater is
completely inside the drain tube.
▪ Route the cable through the frame.
▪ Connect the wires to the terminal block and the earth screw.
▪ Fix the cable with cable ties.
Wires: (2+GND)×0.75mm². Wiring must be double insulated.
Maximum power allowed for drain tube heater = 115W (0.5A)
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