Daikin Altherma 3 H HT - Page 13

5 Electrical installation
Installation manual
13
EPRA14~18DAV3+W1
Daikin Altherma 3 H HT
4P586100-1 – 2019.07
▪ Use the factory-mounted cable, which is already routed
through the frame.
▪ Connect the wires to the terminal block.
▪ Fix the cable with a cable tie.
Use the factory-mounted cable.
Wires: 3N+GND
Maximum running current: Refer to name plate on unit.
—
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 Factory-mounted power supply cable
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
—
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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