Daikin Altherma ERHQ011-014-016BA - Electrical Connection Diagram

14 Technical data
Installer reference guide
109
ERHQ+ERLQ011~016 + EHBH/X11+16CB
Daikin Altherma – Low temperature split
4P384974-1 – 2015.01
Electrical connection diagram
For more details, please check the unit wiring.
1
1
2
2
2
2
2x0.75
230 V
230 V
230 V
230 V
230 V
A8P: X801M: 4-5
A8P: X801M: 3-5
A8P: X801M: 2-5
A8P: X801M: 1-5
230 V
X7M F2B
SPST:
X2M: 8-9-10
A4P: X4
X2M: 28
X9A (PCB A1P)
X2M: 13-14
X5M: 3-4
X2M: 30-31
A4P:Y2
X2M:29
230 V
230 V
X5M: 9-10
X5M: 7-8
X2M: 34-35
A4P: X1-X2
A4P: Y3
X2M: 29
A4P: Y1
X2M: 28
A4P: Y2
X2M: 29
X5M: 5-6
X5M: 1-2
X2M: 32-33
230 V
230 V
230 V
230 V
230 V
230 V
A3P: X1M: C-com-H
230 V
2x0.75
X11M: 3-4-5-6
230 V
A3P: X1M: 1-3
A4P: X1M: H-C-com
X2M: L-N
230 V
2x0.75
X1M:
1-2-3
X1Y: 1-2
2x0.75
X1M: 1-2-3
4D090420
Only for normal power supply installation
unit preferential kWh rate power supply:
400 V or 230 V + earth
Only for preferential kWh rate power supply installation
Power supply
5 or 3 core
5 or 3 core
normal kWh rate power supply for indoor unit: 230 V
3 core
2 core
Preferential kWh rate power supply contact
backup heater power supply (3/6/9 kW): 400 V or 230 V + earth
unit power supply: 400 V or 230 V + earth
Optional parts (*KHW*)
booster heater power supply (3 kW): 230 V + earth
4 or 3
core
DOMESTIC HOT
WATER TANK
3 core
2way valve
X5M
Q*L
clixon
X6M
Q2L - clixon
booster heater
Booster heater
R5T - thermistor
water temperature
X8M
Q*L
clixon
2 core
5 core
5Gx2.5
2 core
signal
solar pump
M3S (when *KHW is installed)
selection domestic hot water-floor heating
FIELD SUPPLY
Power limitation
demand input 4
Power limitation
demand input 3
Power limitatio
n
demand input 2
Power limitation
demand input 1
2 core
2 core
2 core
2 core
Only for *KRP1AHTA
3WAY VALVE
Only for *KSOLHWAV1
X4M: 1-2-earth
Only for *KHWSU*V3
F2B: L-N + earth
F1B: L1-L2-L3
or L-N + earth
INDOOR
UNIT
STANDARD PART
OPTIONAL PART
OPTIONAL PAR
T
FIELD SUPPLY
OUTDOOR UNIT
Cooling/heating
On/OFF output
NO valve: X2M: 6-7
NC valve: X2M: 5-7
Changeover to
ext. heat source output
Solar input
Alarm output
main: X2M: 1-4
add: X2M: 1a-4
main: X2M: 1-2-3-4
add: X2M: 1a-2a-3-4
main: X2M: 1-2-4
add: X2M: 1a-2a-4
Only for *KSR3PA option
Ext. heat source (eg boiler)
BSK: 1-2 solar interlock
alarm indication
Only for *KRP1HB* & *KSOLHWAV1
2 core
2 core
2 core
2 core
signal
2WAY VALVE
Electricity meter
pulse i
nput 2
Electricity meter
pulse input 1
Circulation pump
for DHW
M2S (*KHBX units)
for cooling mode
2 core
2 core
signal
2 core
2 core
signal
Only for KRCS01-1 or EKRSCA1
external thermistor
(indoor or outdoor)
2 core
EXTERNAL ROOM THERMOSTAT / HEAT PUMP CONVECTOR
(main and/or additional zone)
Only for *KRTW
(wired room thermostat)
3 core for C/H operation
2 core for H only operation
A2P: P1-P2 user interface
communication
2 core
Only for
(heat pump convec
tor)
Only for *KRTR
(wireless room thermostat)
4 core
5 core for C/H operation
4 core for H only operation
communication
2 core
Only for *KRUCBL*
A2P: P1-P2 user interface
Notes:
- In case of signal cable: keep minimum distance to power cables > 5 cm
- Available heaters depending on model: see combination table
Only for *KRTETS
R2T
External sensor
(floor or ambient)
2 core
(3m included)
signal
Cooling/heating
On/OFF output
Only for *KBPHT*
& dep
ending on model
X1M: L1-L2-L3-N-earth
or L-N-earth
Bottom plate heater
2 core3 core
STANDARD PART