To Connect The Electrical Wiring To The Outdoor Unit; To Connect The Main Power Supply - Daikin EWAA008D2V3P-H Installation Manual

6 Electrical installation
Item
Human Comfort See:
Interface
▪ Installation and operation manual of
▪ Addendum
Wires: 2×(0.75~1.25 mm²)
Maximum length: 500 m
[2.9] Control
[1.6] Room sensor offset
WLAN cartridge See:
▪ Installation manual of the WLAN
▪ Installer reference guide
—
[D] Wireless gateway
Flow switch See installation manual of the flow
switch
Wires: 2×0.5 mm²
—
Location extra components
The following illustration shows the location of the extra components
that you need to install on the outdoor unit when using certain option
kits.
a
a Flow switch (EKFLSW2)
b Demand PCB (A8P: EKRP1AHTA)
c Digital I/O PCB (A4P: EKRP1HBAA)
d Smart grid relay kit (EKRELSG)
6.3.1 To connect the electrical wiring to the
outdoor unit
1 Open the service cover. See
unit" [ 4 11]. If necessary, rotate the switch box. See
box" [ 4 11].
rotate the switch
2 Insert the cables at the back of the unit, and route them through
the unit to the appropriate terminal blocks.
Installation manual
16
Description
the Human Comfort Interface
book for optional
equipment
cartridge
c d b
"4.3.1 To open the outdoor
"4.3.2 To
a
c
b
d
a High voltage options
b Low voltage options
c Power supply for backup heater (in case of unit with
integrated backup heater)
Wiring for backup heater kit (in case of external backup
heater kit)
d Unit power supply
3 Connect the wires to the appropriate terminals, and fix the
cables with cable ties.
6.3.2

To connect the main power supply

This topic describes 2 possible ways to connect the main power
supply:
▪ In case of normal kWh rate power supply
▪ In case of preferential kWh rate power supply
In case of normal kWh rate power supply
Normal kWh rate Wires: 1N+GND
power supply
Maximum running current: Refer to name
plate on unit.
—
1 Connect as follows:
Q1DI
L N N N PE
1N~, 50 Hz,
220-240 V AC
180°
2 Fix the cables with cable ties to the cable tie mountings.
1N~
N N N N N N N N N N N N N N N N N N N N N
1N~
L N
N
X1M
EWAA004~008D + EWYA004~008D
Packaged air-cooled water chillers
and packaged air to water heat pumps
4P688014-1D – 2022.10