Wiring Diagram - Daikin Altherma ERHQ006-008AD Technical Data Manual

6

Wiring diagram

6 - 1 Wiring diagram
EKHBH(X)008AA3V3
1
Power supply
230V 1N∼50Hz
>> See note 2 <<
6
Domestic hot
water tank
Only for EKHWS*V3
Option
See note 7
For EKHWSU*V3 Option
Domestic hot water
tank
Only for EKHWE*V3
Option Wiring dependent
on model
Field wiring
EKHBH(X)008AA6V3
Power supply
230V 1N∼50Hz
>> See note 2 <<
Domestic hot water
tank
Only forEKHWS*V3
Option
See note 7
For EKHWSU*V3 Option
Domestic hot water
tank
See note 7
For EKHWE Option
Wiring dependent
on model
Field wiring
30
• Indoor units • EKHBH-X008AA
Only for EKSOLHWAV1
Outdoor unit
Option
Only for EKRTW Option
Only for EKRP1HB &
EKSOLHWAV1
Option
230V AC
See note 8
supply from
PCB
Only for EKRTR Option
Only
for EKHW(S/E) Option
Only
for EKRTETS Option
Example field
supply
thermostat
Notes:
1 This wiring diagram only applies to the indoor unit.
2 Use one and same dedicated power supply for indoor ubit, outdoor unit and EKHW option.
3 :Field wiring No/Nc normal open/normal closed SPST - single pole single throw.
4 :Terminal strip
PCB
Option
5 Do not operate the unit by short-sircuiting any protection device.
6 BLK: Black / WHT: White / RED: Red / BLU: Blue / PINK: Pink / YLW: Yellow
BRN: Brown / GRY: Grey / GRN: Green / ORG: Orange / VIO: Violet
7 For EKHWSU*V3, refer to option manual
Field wiring Wire colour
8 Option PCB works with an external 230V AC power supply unit. (L,N)
9 For EKSOLHWAV1, refer to option manual
Outdoor unit
Only for EKSOLHWAV1
Option
Only
for EKRTW* Option
Only for EKRP1HB &
EKSOLHWAV1
Option
230V AC
See note 8
supply from PCB
Only
for EKRTR* Option
3 wire type (SPST)
Only
for EKHW(S/E)* Option
Only
for EKRTETS* Option
Example field
supply
thermostat
Notes:
1 This wiring diagram only applies to the indoor unit.
2 Use one and same dedicated power supply for indoor ubit, outdoor unit and EKHW option.
Option PCB
3 :Field wiring No/Nc normal open/normal closed SPST - single pole single throw.
4 :Terminal strip
5 Do not operate the unit by short-sircuiting any protection device.
6 BLK: Black / WHT: White / RED: Red / BLU: Blue / PINK: Pink / YLW: Yellow
Wire colour
Field wiring
BRN: Brown / GRY: Grey / GRN: Green / ORG: Orange / VIO: Violet
7 For EKHWSU*V3, refer to option manual
8 Option PCB works with an external 230V AC power supply unit. (N,L)
9 For EKSOLHWAV1, refer to option manual
TM
• Altherma • Indoor units
Domestic hot
water tank
Solar pump connection
Only
See note 9
for EKHW Option
Only for EKHW(S/E) Option
See note 7
For EKHWSU*V3
Option
3 wire type
Only for EKHW Only for EKSOLHWAV1
NO valve
(SPST)
Option Option
Electric heater fuse
F1B
NC valve
EKHW kit fuse
F2B 20A
:Connector :Terminal :Protective earth
Domestic hot water
tank
Solar pump connection
Only
for EKHWE*Option
See note 9
Only
for EKHW(S/E)*Option
See note 7
For EKHWSU*V3 Option
Only for EKHW Only for EKSOLHWAV1
NO valve
Option Option
Electric heater fuse
F1B
EKHW kit fuse
NC valve
F2B
:Connector :Terminal :Protective earth
User interface
X1M-X9M : Terminal strips
V2S : Spark suppression 2
V1S : Spark suppression 1
FU1 : Fuse 3.15A T 250V
FU2 : Fuse 5A T 250V
FuS, FuR : Fuse 5A 250V for solar/remote alarm PCB
Q1DI : Earth leakage protector
Q2L : Thermal protector booster heater
Q1L : Thermal protector backup heater
S1S : Solar pumpstation relay
SS1 : DIP switch
TR1 : Transformer 24V for PCB
R5T : Domestic hot water thermistor
R4T : Inlet water thermistor
R3T : Refrigerant liquid side thermistor
R2T : Outlet water backup heater thermistor
R2T (EKRTETS) : External sensor (floor or ambient)
R1T : Outlet water heat-exchanger thermistor
R1H (EKRTR) : Humidity sensor
R1T (EKRTW/R) : Ambient sensor
S1L : Flowswitch
E4H : Booster heater (3kW)
E1H : Backup heater element 1
M3S : 3way valve: floorheating/domestic hot water
M2S : 2 way valve for cooling mode
Only for EKHW Option
M1P : Pump
PHC1 : Optocoupler input circuit
K5M : Contactor for backup heater all-pole
disconnection
K7M : Relay for solar pump
K3M : Contactor booster heater
K1M : Contactor backup heater Step 1
F2B : Fuse booster heater
F1B : Fuse backup heater
F1T : Thermal fuse backup heater
A4P (EKRTR) : Receiver PCB
A4P (EKRP1HB) : Solar/remote alarm PCB
A3P : Thermostat (PC=power circuit)
A2P : User interface PCB
A1P : Main PCB
20A
User interface
X1M-X9M : Terminal strips
V2S : Spark suppression 2
V1S : Spark suppression 1
FU1 : Fuse 3.15A T 250V
FU2 : Fuse 5A T 250V
FuS, FuR : Fuse 5A 250V for solar/remote alarm PCB
Q1DI : Earth leakage protector
Q2L : Thermal protector booster heater
Q1L : Thermal protector backup heater
S1S : Solar pumpstation relay
SS1 : DIP switch
TR1 : Transformer 24V for PCB
R5T : Domestic hot water thermistor
R4T : Inlet water thermistor
R3T : Refrigerant liquid side thermistor
R2T : Outlet water backup heater thermistor
R2T (EKRTETS) : External sensor (floor or ambient)
R1T : Outlet water heat-exchanger thermistor
R1H (EKRTR) : Humidity sensor
R1T (EKRTW/R) : Ambient sensor
S1L : Flowswitch
E4H : Booster heater (3kW)
Only for EKHW Option
E1H-E2H : Backup heater element 1-2
M3S : 3way valve: floorheating/domestic hot water
M2S : 2 way valve for cooling mode
M1P : Pump
PHC1 : Optocoupler input circuit
K5M : Contactor for backup heater all-pole disconnection
K7M : Relay for solar pump
K3M : Contactor booster heater
K1M/K2M : Contactor backup heater step 1/2
F2B : Fuse booster heater
F1B : Fuse backup heater
F1T : Thermal fuse backup heater
A4P (EKRTR) : Receiver PCB
A4P (EKRP1HB) : Solar/remote alarm PCB
A3P : Thermostat (PC=power circuit)
A2P : User interface PCB
A1P : Main PCB
32A
20A
3TW57786-2B
3TW57786-3B