Daikin Altherma F, Installer'S Reference Manual

Page: 105 / 296

9 | Electrical installation
Installer reference guide
105
EPRA14~W1 + ETV23EA6V
Daikin Altherma 3 H HT F
4P644738-1 – 2021.02
9.2 Connections to the outdoor unit
Item Description
Power supply cable See "9.2.1 To connect the electrical wiring to the
outdoor unit" [
4
105].
Interconnection cable
Drain tube heater cable
Connection for power
saving function (only for V3
models)
Air thermistor cable See "9.2.2 To reposition the air thermistor on the
outdoor unit" [ 4 111].
9.2.1 To connect the electrical wiring to the outdoor unit
1 Open the switch box cover. See "7.2.2 To open the outdoor unit" [
4
68].
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.
d
c2
b2
c1
b1
a1
a2
a1+a2 Power supply cable (field supply)
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: