9 Technical data
Installation manual
30
08SU EHVH08~16SU26CB6W
Daikin Altherma – Low temperature split
4P449980-1B – 2016.11
Electrical connection diagram
For more details, please check the unit wiring.
X1Y: 1-2
X1M: 1-2-3
X1M: 1-2-3
A4P:Y2
X2M:29
2x0.75
2x0.75
X2M: 30-31
X5M: 3-4
1
1
A4P: Y1
X2M: 28
230 V
A4P: X1-X2
230 V
230 V
A3P: X1M: com-H
230 V
A4P: X1M: H-com
X2M: L-N
A3P: X1M: 1-3
R2T
230 V
X2M: 32-33
X11M: 3-4-5-6
X5M: 1-2
2x0.75
2x0.75
X2M: 34-35
230 V
X5M: 5-6
X5M: 7-8
X5M: 9-10
230 V
A8P: X801M: 1-5
230 V
A8P: X801M: 2-5
230 V
A8P: X801M: 3-5
230 V
A8P: X801M: 4-5
3
3
3
2
4D106469-1
230 V
A4P: Y2
X2M: 29
2
F2B:
L-N + PE
F1B:
L1-L2-L3-N + PE
Only for KRCS01-1 or EKRSCA1
2 core
2 core
signal
2 core
signal
signal
2 core
2 core
2 core
signal
2 core
2 core
Field supply
2-way valve
Only for *KRP1HB* & *KSOLHWAV1
Heating On/OFF output
Electricity meter
pulse input 2
Electricity meter
pulse input 1
external thermistor
(indoor or outdoor)
Circulation pump for DHW
M2S shut-off valve
Ext. heat source (eg boiler)
alarm indication
Standard part
Optional part
communication
2 core
A2P: P1-P2 user interface
A2P: P1-P2 user interface
(3m included)
2 core
signal
Only for
(heat pump convector)
Only for *KRTR
(wireless room thermostat)
Only for *KRTW
(wired room thermostat)
External sensor
(floor or ambient)
2 core
4 core
communication
2 core
4 core
main: X2M: 1-4
add: X2M: 1a-4
main: X2M: 1-3-4
add: X2M: 1a-3-4
main: X2M: 1-4
add: X2M: 1a-4
Only for *KRP1AHTA
2 core
2 core
2 core
2 core
Optional part
External room thermostat / Heat pump convector
(main and/or additional zone)
Field supply
Power limitation
demand input 4
Power limitation
demand input 3
Power limitation
demand input 2
Power limitation
demand input 1
NC valve: X2M: 5-7
NO valve: X2M: 6-7
Heating On/OFF output
Changeover to
ext. heat source output
Alarm output
or L1-L2-L3 + PE
or L-N + PE
2 core
3 core
Only for *KBPHT*
& depending on model
X1M: L1-L2-L3-N-earth
or L-N-earth
Bottom plate heater
Backup heater power supply (6 kW): 400 V or 230 V + earth
Booster heater power supply (2.4 kW): 230 V + earth
3-4-5 core
3 core
Standard part
Outdoor unit
Field supply
Power supply
Safety thermostat
Only for normal power supply installation
unit power supply: 400 V or 230 V + earth
normal kWh rate power supply for indoor unit: 230 V
Preferential kWh rate power supply contact
unit preferential kWh rate power supply:
400 V or 230 V + earth
Only for preferential kWh rate power supply installation
Main power supply
5 or 3 core
2 core
3 core
5 or 3 core
Only for *KRUCBL*
Only for
*KRTETS
Indoor unit
- In case of signal cable: keep minimum distance to power cables >5 cm
- Available heaters depending on model: see combination table
Notes:
