Power Supply; Outdoor Unit - Daikin Altherma 3 H W Serie Manual De Instalación

8 Technical data
Electrical connection diagram
For more details, please check the unit wiring.

Power supply

1 Only for normal power supply installation
3 core
unit power supply: 230 V + earth
1 Only for preferential kWh rate power supply installation
unit preferential kWh rate power supply:
3 core
230 V + earth
normal kWh rate power supply for indoor unit: 230 V
3 core
2 core
2x0.75
2
Preferential kWh rate power supply contact
Field supply
2
Safety thermostat
backup heater power supply (6/9 kW): 400 V or 230 V + earth
(F1B)
Optional parts (*KHW*)
booster heater power supply (3 kW): 400 V or 230 V + earth
(F2B)
3 core
Domestic hot
water tank
Booster heater X6M
R5T - thermistor
water temperature
3-way valve
M3S (when *KHW is installed)
selection domestic hot water-floor heating
Field supply
Power limitation
demand input 1
Power limitation
demand input 2
Power limitation
demand input 3
Power limitation
demand input 4
Installation manual
28
Standard part

Outdoor unit

X1M: L-N-earth
X1M: 1-2-3
3 core
Indoor unit
X1M: 1-2-3
5 or 4 or 3
core
X2M: 5-6
X5M: 9-10
X6M: L1-L2-L3 + earth
or L-N + earth
or L1-L2-L3-N + earth
X8M: L-N + earth
or L1-L2 + earth
or L1/L2/L3-N + earth
XM2: 10
XM2: 11a
3 core
3Gx2.5
X7M: L-N + earth
230 V
2 core
X9A (PCB A1P)
signal
3
3 core
SPST:
X2M: 12-13-14a
230 V
3
main: X2M: 30-31-34-35
Only for *KRP1AHTA
add: X2M: 30-31-34a-35a
2 core
A8P: X801M: 1-5
3
signal
2 core
A8P: X801M: 2-5
signal
2 core
A8P: X801M: 3-5
signal
2 core
A8P: X801M: 4-5
signal
X4A + earth
Field supply
Only for *KRP1HB*
A4P: Y1-YC
2 core
Alarm indication
X2M: 7-9
Alarm output 230 V
A4P: X1-X2
2 core
Changeover to
Ext. heat source (e.g. boiler)
signal
ext. heat source output
A4P: Y2-YC
2 core
Cooling/heating
X2M: 7-9
On/OFF output
Cooling/heating 230 V
On/OFF output
Only for *KSR3PA option
A4P: Y3-YC
2 core
X2M: 7-9
BSK: A3P: 1-2 solar interlock
Solar input 230 V
2 core
X2M: 1-2
Circulation pump
for DHW
230 V
2-way valve
2 core
NO valve: X2M: 21-28
M2S
NC valve: X2M: 21-29 for cooling mode
230 V
2 core
X5M: 5-6 Electricity meter
pulse input 1
signal
2 core
Electricity meter
X5M: 3-4
pulse input 2
signal
Only for KRCS01-1 or EKRSCA1
2 core
external thermistor
X5M: 7-8
(indoor or outdoor)
signal
External room thermostat / Heat pump convector
(main and/or additional zone)
Only for *KRTW
3 core for C/H operation
2 core for H only operation (wired room thermostat)
main: X2M: 30-34-35
A2P: X1M: C-com-H
add: X2M: 30-34a-35a
signal
Only for *KRTR
5 core for C/H operation
(wireless room thermostat)
4 core for H only operation
A15P: X1M: H-C-com
X2M: L-N
signal
main: X2M: 30-35
add: X2M: 30-35a
4 core
signal
main & add: X2M: 3-4
2 core
Only for BRC1HH*
2x0.75
X5M: 11-12
A14P: P1-P2 user interface
communication
2 core
2x0.75
A13P: P1-P2 LAN adapter
communication
Notes:
- In case of signal cable: keep minimum distance to power cables >5 cm
- Available heaters depending on model: see combination table
Bottom Plate Heater
Optional parts
2 core
Only for *KRTETS
(3m included)
A2P: X1M: 1-3
signal
Only for
(heat pump convector)
A3P: X11M: 3-4-5-6
Optional parts
EABH/X16DF6V+9W
Daikin Altherma 3 H W
4P644479-1 – 2020.12
R2T
External sensor
(floor or ambient)
4D120628A