External Connection Diagram - Daikin Altherma ERHQ006-008AD Technical Data Manual

7 Wiring diagram

7 - 2 External connection diagram

EDLQ011-016AA6W1
Power supply
unit power supply: 400V or 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
Optional parts
Domestic hot water tank
2 way valve
Q*L
X5M
Clixon
Power supply
X6M
booster heater
Q2L - Clixon
booster heater
Note: min. distance to power cable * 5cm
R5T - Thermistor
water temperature
X8M
Q*L
Clixon
Solar pump
3 way valve
M3S (when EKHWE is intalled) selection
domestic hot water-floorheating
• Monobloc • EDLQ011-016AA6W1
Electrical connection diagram Altherma
Standard parts
Outdoor unit
5 or 3 core
X1M: L1-L2-L3-N-Earth
or L-N-Earth
Bottom plate heater
option
Only for EKBPHT
X1M:1-2-3-Earth
X1M:1-2-3-Earth
X1M: L1-L2-L3-N-Earth
Alarm output
or L-N-Earth
X3M: L1-L2-Earth
or L-N-Earth
Cooling/Heating
on/off output
2 core
Solar input
2x0.75
X7M F28
230V
NO valve: X2M: 6-7
NC valve: X2M: 5-7
Only for EKHWSU*V3
X4M:1-2-Earth
X2M: 17-18
5 core
G5 x 2.5
Room thermostat
Possibility 1
230V or 400V
X2M: 13-14
X2M: 1-2-3-4
2 core
Possibility 2
X9A: (PCB A1P)
Signal
X2M: 1-2-3-4
2 core
X2M: 19-20
Possibility 3
230V
X2M: 1-2-3-4
Only for EKSOLHWAV1
User interface
3 core
SPST: X2M: 16-160
X2M: 8-9-10
230V
TM
• Altherma • Monobloc
For more details please check unit wiring
diagram
Field supply
Only for EKRP1HB & EKSOLHWAV1
1 core
A4P: YC
230V
1 core
A4P: Y1
Alarm indication
230V
1 core
Cooling/Heating
A4P: Y2
on/off indication
230V
1 core
A4P: Y3
solar interlock
230V
2 way valve
2 core
M2S (E(B/D)(H/L)* Units)
for cooling mode
230V
2 core
benefit kWh rate power supply
230V
Only for field supplied room thermostat
4 core
A3P
230V
3 core for C/H application Only for EKRTW (wired room thermostat)
2 core for H only application
A3P: X1M: C-COM-H
230V
Only for EKTR (wireless room
5 core for C/H application
thermostat)
4 core for H only application
A4P: X1M: H-C-COM
X2M: L-N
230V
2 core
2 x 0.75
User interface
communication
Optional power supply
Power supply (alarm indication, cooling/heating on/off
indication, solar interlock)
contact
Optional parts
Only for EKRTETS
2 core (3m
included)
R2T External sensor
A3P: X1M:1-3
(floor or ambient)
Signal
3TW58016-2A
3
7
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