Daikin EWYA004D2V3P Installer's Reference Manual page 215

EWAA004~008D + EWYA004~008D
Packaged air-cooled water chillers
and packaged air to water heat pumps
4P688013-1B – 2022.09
Hydro module
The wiring diagram is delivered with the unit, located at the inside of the service
cover.
Translation of text on wiring diagram:
English
(1) Connection diagram
Hydro
Outdoor
1N~, 230 V, 3/6 kW
3N~, 400 V, 6/9 kW
2-point SPST valve
Booster heater power supply
Compressor switch box
External BUH
For DHW tank option (only *** )
For external BUH option
For normal power supply (standard)
For preferential kWh rate power supply
(outdoor)
Hydro SWB power supplied from
compressor SWB
Normal kWh rate power supply
SWB
Use normal kWh rate power supply for
hydro SWB
(2) Hydro SWB layout
For external BUH model
For internal BUH model
Rear
(3) Notes
X1M
X2M
X3M
X4M
X5M
X9M
X10M
17 Technical data
|
Translation
(1) Connection diagram
Hydro module
Outdoor
1N~, 230 V, 3 kW or 6 kW
3N~, 400 V, 6 kW or 9 kW
2-point SPST valve
Booster heater power supply
Compressor switch box
External backup heater
For DHW tank option (only ***)
For external backup heater option
For normal power supply (standard)
For preferential kWh rate power supply
(outdoor)
Hydro switch box power supplied from
compressor switch box
Normal kWh rate power supply
Switch box
Use normal kWh rate power supply for
hydro switch box
(2) Hydro switch box layout
For external backup heater model
For internal backup heater model
Rear
(3) Notes
Main terminal
Field wiring terminal for AC
External backup heater terminal
Booster heater power supply terminal
Field wiring terminal for DC
Internal backup heater power supply
terminal
Smart Grid terminal
Earth wiring
Field supply
Installer reference guide
215