Daikin Altherma 3 H HT EPRA18DAV3 Manuel D'installation page 12

5 Electrical installation
1 2
L N PE
4 (Optional) Power saving function: If you want to use the
power saving function:
▪ Disconnect X804A from X805A.
▪ Connect X804A to X806A.
X805A
X804A
X806A
INFORMATION
Power saving function. The power saving function is only
applicable for V3 models. For more information about the
power saving function ([9.F] or overview field setting
[E‑08]), see the installer reference guide.
5.3.2 In case of W1 models
1 Power supply cable:
▪ 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.
—
Installation manual
12
b
L1
L2
a
L3
N
b
F1B
Q1DI
L1
3N~,
50 Hz,
L2
400 V AC
L3
N
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
—
L1 L2 L3 N PE
BRN
2
1
GRY
4 3
a
BLK
6 5
BLU
8 7
YLW/GRN
EPRA14~18DAV3+W1
Daikin Altherma 3 H HT
4P586100-1C – 2020.01