Connections To The Outdoor Unit; To Connect The Electrical Wiring To The Outdoor Unit - Daikin EPRA18DAV3 Installer's Reference Manual

8.2 Connections to the outdoor unit

8.2.1 To connect the electrical wiring to the outdoor unit

EPRA14~18DAV3+W1 + ETVH/X16S18+23DA6V+9W(G)
Daikin Altherma 3 H HT F
4P587502-1B – 2020.12
4 Preferential kWh rate power supply (voltage free contact)
5 Normal kWh rate power supply (to power the indoor unit PCB in
the event of power supply interruption of the preferential kWh
rate power supply)
Item
Power supply cable
Interconnection cable
Drain tube heater cable
Connection for power
saving function (only for V3
models)
Air thermistor cable
1 Open the switch box cover. See
2 Strip insulation (20 mm) from the wires.
a
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.
c2
b2
a2
See "To connect the electrical wiring to the outdoor
4
unit" [ 91].
See "To reposition the air thermistor on the outdoor
4
unit" [ 97].
"To open the outdoor
b
d
b1
c1
8 Electrical installation
|
Description
4
unit" [ 58].
a1
Installer reference guide
91