To Connect The Main Power Supply - Daikin EWYA004D2V3P Installer's Reference Manual

9.2.2 To connect the main power supply

EWAA004~008D + EWYA004~008D
Packaged air-cooled water chillers
and packaged air to water heat pumps
4P688013-1B – 2022.09
a
b
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
4 Connect the wires to the appropriate terminals, and fix the cables with cable
ties.
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
power supply
—
1 Connect as follows:
180°
2 Fix the cables with cable ties to the cable tie mountings.
c
d
Wires: 1N+GND
Maximum running current: Refer to name plate on
unit.
1N~
Q1DI
N N
L N N N PE N N N N N N N N N N N N N N N N N N N
1N~, 50 Hz,
220-240 V AC
1N~
L N
N
9 Electrical installation
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X1M
Installer reference guide
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