Wiring Diagram: Indoor Unit - Daikin Altherma 3 WS EWSAH06UD 9W Series Installer's Reference Manual

17.2 Wiring diagram: Indoor unit

See the internal wiring diagram supplied with the unit (on the inside of the front panel). The abbreviations used
are listed below.
EWSAH/X06UD
Daikin Altherma 3 WS
4P675765-1 – 2022.04
Notes to go through before starting the unit
English
Notes to go through before starting the
unit
X1M
X2M
X5M
15
** /12.2
1
Backup heater power supply
1N~, 230 V, 3/6 kW
3N~, 400 V, 6/9 kW
User installed options
Remote user interface
Ext. indoor thermistor
Digital I/O PCB
Demand PCB
Brine low pressure switch
Main LWT
On/OFF thermostat (wired)
On/OFF thermostat (wireless)
Ext. thermistor
Heat pump convector
Add LWT
On/OFF thermostat (wired)
On/OFF thermostat (wireless)
17 Technical data
|
Translation
Notes to go through before starting the
unit
Main terminal
Field wiring terminal for AC
Field wiring terminal for DC
Earth wiring
Wire number 15
Field supply
Connection ** continues on page 12
column 2
Several wiring possibilities
Option
Mounted in switch box
Wiring depending on model
PCB
Backup heater power supply
1N~, 230 V, 3/6 kW
3N~, 400 V, 6/9 kW
User installed options
Remote user interface (Human
Comfort Interface)
External indoor thermistor
Digital I/O PCB
Demand PCB
Brine low pressure switch
Main leaving water temperature
On/OFF thermostat (wired)
On/OFF thermostat (wireless)
External thermistor
Heat pump convector
Additional leaving water temperature
On/OFF thermostat (wired)
On/OFF thermostat (wireless)
Installer reference guide
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