Electrical Connection Diagram; Standard Parts - Daikin Altherma EKHBH Series Service Manual

Functional Diagrams
3.3

Electrical Connection Diagram

1 1
Power Supply
unit power supply: 230V + earth
backup heater power supply (3/6/9kW): 400V or 230V + earth
Optional power supply:
booster heater power supply(3kW): 400V or 230V + earth
3
4
5
1–24
3 core
Optional parts
SANITARY
TANK
Power supply
booster heater
5 core
5Gx2.5
230V or 400V
Q2L - Clixon
booster heater
2 core
R5T - Thermistor
water temperature
signal
Thermistor cable
NOTE: min. distance
to power cable = 3cm

Standard parts

OUTDOOR UNIT
For more details
X1M:L-N-earth
please check unit wiring diagram
X2M:1-2-3-earth
<10m:4Gx1.5
4 core
<10m:4Gx2.5
X1M:9-10-11-earth
F1B
F2B
4 core
X1M:7-8-earth X1M:13-15-17-23
230V
2 core
NO valve: X1M:16-18
X1M:21-22
NO valve: X1M:14-18
230V
X9A (PCB A1P) X1M:19-20
HYDRO-BOX
user
interface
ESIE06-03
Field supply
Room thermostat
A3P (optional)
2way valve
M2S (EKHBX units)
for cooling mode
3way valve
M3S (when EKSWW is installed)
Part 1 – System Outline