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

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6

Wiring diagram

6 - 1 Wiring diagram
EKHBH(X)016AB3V3
Power supply
230V 1N∼50Hz
>> See note 2 <<
Only for EKRP1HB &
EKSOLHWAV1
See note 8
Domestic hot water
tank
Only forEKHW*V3
Option
See note 7
For EKHWSU*V3 Option
Domestic hot water
tank
Only forEKHW*V3
Wiring dependent
Option
Option
on model
Field wiring
Field wiring
EKHBH(X)016AB6V3
Power supply
230V 1N∼50Hz
>> See note 2 <<
Only for EKRP1HB &
Domestic hot water
tank
Only for EKHW*V3
Option
See note 7
For EKHWSU*V3 Option
Wiring
Option
dependent on
model
Field wiring
Field wiring
Domestic hot
water tank
Only for EKHW*V3
Option
• Indoor units • EKHBH-X016AB
Only for EKSOLHWAV1
Outdoor unit
Option
Only
for EKRTW Option
Option
230V AC
supply from PCB
Only for EKRTROption
3 wire type (SPST)
Only
for EKHW(S/E) Option
Only for EKRTWOption
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
:Connector
PCB
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
Wire colour
8 Option PCB works with an external 230V AC power supply unit. (L,N)
9 For EKSOLHWAV1, refer to option manual
Only
for EKSOLHWAV1
Outdoor unit
Option
Only forEKRTW
Option
EKSOLWAV1
230V AC
Option
supply from PCB
See note 8
Only forEKRTR
Option
3 wire type
(SPST)
Only for EKHW Option
Only forEKRTETS
Option
Example field
supply
thermostat
Wire
colour
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
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
8 Option PCB works with an external 230V AC power supply unit.
9 For EKSOLHWAV1, refer to option manual
TM
• Altherma
• Indoor units
Domestic hot water
Solar pump connection
tank
Only
See note 9
for *EKHWE* Option
Only
for *EKHW(S/E) Option
See note 7
For EKHWSU*V3
Option
Only for EKHW Option
Only for EKSOLHWAV1
NO valve
Option
Electric heater fuse
F1B
20A
EKHW kit fuse
NC valve
F2B
20A
:Terminal
:Protective earth
Domestic hot water
Solar pump connection
tank
Only
See note 9
for EKHW*V3 Option
See note 7
For EKHWSU*V3
Option
Only for EKHW*
Only for EKSOLWAV*
NO valve
Option
Option
Electric heater fuse
F1B
32A
EKHW kit fuse
F2B
20A
NC valve
:Connector
:Terminal
:Protective earth
User interface
X1M-X9M
: Terminal strips
V1S, V2S
: Spark suppression 1,2
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
Only for EKHW Option
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
M1P
: Pump
PHC1
: Optocoupler input circuit
K5M
: Contactor for backup heater all-pole
disconnection
K7M
: Relay for solar pump
K4M
: Pump Relay
K3M
: Contactor booster heater
K1M
: Contactor backup heater step 1
F2B
: Fuse booster heater
F1B
: Fuse backup heater
F1T
: Thermal fuse Back up heater
A4P (EKRTR)
: Receiver PCB
A4P (EKRP1HB) : Solar/remote alarm PCB
A3P
: Thermostat (PC=power circuit)
A2P
: User interface PCB
A1P
: Main PCB
3TW57816-2B
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 1/2 Booster heater
Q1L
: Thermal protector backup heater
S1S
: Solar pumpstation relay
SS1
: DIP switch
R5T
: Domestic hot water thermistor
R4T
: Inlet water thermistor
R3T
: Refrigerant liquid side thermistor
R2T (EKRTETS) : External sensor (floor or ambient)
R2T
: Outlet water backup heater thermistor
Only for EKHW
Option
R1H (EKRTW/R) : Ambient sensor
R1T
: Outlet water heat-exchanger thermistor
R1H (EKRTR)
: Humidity sensor
S1L
: Flowswitch
E4H
: Booster heater (3kW)
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 Back up heater
E4H
: Booster heater
E1H-E3H
: Backup heater element 1-2
A4P (EKRTR)
: Receiver PCB
A4P (EKRP1HB) : Solar/remote alarm PCB
A3P
: Thermostat (PC=power circuit)
A2P
: User interface PCB
A1P
: Main PCB
3TW57816-3B
2
6
77

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