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Electrical installation
Installer reference guide
92
EPRA14~W1 + ETVH/9W(G)
Daikin Altherma 3 H HT F
4P587502-1 – 2019.07
8.2 Connections to the outdoor unit
Item
Description
Power supply cable
"8.2.1 To connect the electrical wiring on the
Interconnection cable
Drain tube heater cable
Connection for power
saving function (only for V3
models)
Air thermistor cable
"8.2.2 To reposition the air thermistor on the
8.2.1 To connect the electrical wiring on the outdoor unit
1
Open the switch box cover. See
"6.2.2 To open the outdoor unit"
2
Strip insulation (20 mm) from the wires.
a
b
a
Strip wire end to this point
b
An excessive strip length may cause electrical shock or leakage
3
Insert the cables at the back of the unit, and route them through the factory-
mounted cable sleeves into the switch box. For the power supply, use the
factory-mounted cable.
d
c2
b2
c1
b1
a1
a2
a1+a2
Power supply cable (factory-mounted cable)
b1+b2
Interconnection cable (field supply)
c1+c2
(optional) Drain tube heater cable (field supply)
d
Cable sleeves (factory-mounted)
4
Inside the switch box, connect the wires to the appropriate terminals, and fix
the cables with cable ties. See:
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