Daikin Altherma EKHBH(X)016AB - External Connection Diagram

•Altherma
TM
• Indoor units
79
• Indoor units • EKHBH-X016AB
6 Wiring diagram
6 - 2 External connection diagram
2
6
3TW57786-7A
Optional parts
Outdoor unit
Backup heater power supply (3/6/9kW): 400V or 230V + earth
NO valve: X2M: 6-7
NC valve: X2M: 5-7
Booster heater power supply (3kW): 400V or 230V + earth
Optional power supply
X1M:L1-L2-L3-N-Earth
For more details please check unit wiring
diagram
4 core
<10m: 4Gx1.5
>10m: 4Gx2.5
Standard parts
Field supply
1 core
Indoor unit
X1M:1-2-3-Earth
Domestic hot water tank
R5T - Thermistor water
temperature
2 core
Signal
Power supply booster heater
Power supply
M2S (EKHBX Units)
for cooling mode
Room thermostat
User interface
Q2L - Clixon booster heater
5 core
3 or4 core
3 core
5 core for C/H
application
4 core for H only
application
3 core for C/H
application
2 core for H only
application
2 way valve
Note: min. distance to power cable * 5cm
5 or 3 core
unit power supply: 400V or 230V + earth
2 way valve
Q3L
Clixon
2 core
Only for EKHWSU*V3
2 core
1 core
1 core
1 core
X1M:1-2-3-Earth
X1M:L1-L2-L3-N-Earth
X3M:L-N-Earth
X4M:1-2-Earth
Only for EKSOLHWAV1
Only for EKBPHT
Alarm indication
Cooling/Heating
on/off indication
Only for EKRP1HB & EKSOLHWAV1
Q3L
Clixon
Solar pump
Bottom plate heater option
Possibility 1
Electrical connection diagram Altherma
3 core
2 core
4 core
Possibility 2
Possibility 3
3 way valve
M3S (when EKHWE is intalled) selection domestic hot
water-floorheating
2 core
Optional power supply
Power supply (alarm indication, cooling/heating
on/off indication, solar interlock)
Only for field supplied room thermostat
Only for EKRTW (wired room thermostat)
Only for EKTR (wireless room
thermostat)
Only for EKRTETS
Signal
R2T External sensor
floor or ambient
A4P: Y3
Solar input
A4P: Y2
Cooling/Heating
on/off output
Alarm output
solar interlock
2 core (3m
included)