4 or 3 core
4D115044A
1
1
X3M: 1-2
X3M: 5-6
X3M: 3-4
X5M: 3-4
X5M: 1-2
X5M: 5-6
X5Y
X2M: 5-6
X2M: 12-11
X2M: 13-14-15
X2M: 9-10
X8M: 5-4-3
X1M: L-N-PE
A4P: X5A: 1-2-3
X2M: 13-15
X8M: 3-4
X8M: 1-2
X2M: 7-8
X2M: 9-10
X2M: 1a-2a
X1M: L-N-PE
A4P: X5A: 1-2-3
F1B: L1-L2-L3
X15M: 1-2
X15M: 3-4
X15M: 5-6-7
230V
2x0.75
X8M: 6-7
X8M: 6-7-10
X8M: 8-9
X2M: 20-21
X2M: 22-23
X8M: 10
X2M: 1-2-1a
X2M: 1-2-1a
X8M: 4-5
X2M: 1-2
X8M: 6-7
2
2
2
2
X11M: 3-4-5-6
A7P: X1M: H-C-com
X2M: L-N
A3P: X1M: 1-3
230 V
2x0.75
2x0.75
230 V
230 V
A3P: X1M: C-com-H
230 V
230 V
230 V
230V
3
3
230 V
230 V
K1
X2M: 3-4
Standard part
Monobloc unit
Power supply
unit preferential kWh rate power supply:
230 V + earth
unit power supply: 230 V + earth
2 core
2 core
3 core
3 core
Optional part Field supply
Optional part
Option box
X4M: L-N-earth
Preferential kWh rate power supply contact
1 core
communication
communication
2 core
2 core
2 core
2 core
230V
230V
230V
Control box
External room thermostat / Heat pump convector
(main and/or additional zone)
signal
signal
signal
2 or 3 core
2 core
2 core
Only for normal power supply installation
Only for preferential kWh rate power supply installation
normal kWh rate power supply for unit: 230 V
or L-N + earth
Backup heater power supply (3/6/9 kW): 400 V or 230 V + earth
Main: X2M: 1-2
Add: X2M: 1a-2
Only for
(heat pump convector)
Only for *KRTR
(wireless room thermostat)
Only for *KRTW
(wired room thermostat)
2 core
(3m included)
signal
R2T
External sensor
(floor or ambient)
Only for *KRTETS
External indoor thermistor
Electricity pulse
meter input 2
Electricity pulse
meter input 1
Space cooling/heating
On/OFF output
Ext. heat source (eg boiler)
Alarm Output
Only for KRCS01-1
3 core
communication
3 core
Power supply
Optional part
Domestic hot
water tank
Only for *DLQ*
Standard: 4 low voltage wires
Optional: 4 high voltage wires
Inside: 6 or 7 wires to BUH
Only for *BLQ*
Standard: 4 low voltage wires
Optional: 5 high voltage wires
Inside: 6 or 7 wires to BUH
Valve kit: 3 wires
Standard: 4 low voltage wires
Optional: 4 high voltage wires
2 low voltage wires
Standard part
Optional part
A5P: P1-P2 user interface
A5P: P1-P2 user interface
Only for *KRUCB*
communication
2 core
communication
2 core
signal
signal
3 core
4 core
4 core for H only operation
5 core for C/H operation
2 core for H only operation
3 core for C/H operation
Valve kit
BUH option
BUH
BUH
Valve kit
Control
Box
Control
Box
Control
Box
External outdoor thermistor
Only for EKRSCA1
Optional part
signal
2 core
2 core
2 core
2 core
2 core
signal
signal
2 core
signal
3 way valve
M3S (when *KHW is installed)
selection domestic hot water-floor heating
Control box power supply: 230 V + earth
3 core
Dual setpoint application
(refer to installation manual)
signal
2 core
Typical configuration
Notes:
- In case of signal cable: keep minimum distance
to power cables > 5 cm
- Available heaters: see combination table
Optional
part
DHW pump
Shut-off valve
Field supply
2 core
2 core 230V
X6M
Only for *KHWP*/*HYC*
Only for *KHWS*V3
3 core 3Gx2.5
3 core 3Gx2.5
X4M: 1-2-earth
X4M: 1-2-earth
Booster heater
R5T - thermistor
water temperature
Booster heater
signal
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