8 Technical data
Installation manual
25
EBLQ+EDLQ011~0W1
Daikin Altherma low temperature monobloc
4P537990-1 – 2018.05
V1T (A1P)(V3
only)
IGBT (Insulated Gate Bipolar Transistor)
X1M
Terminal strip
X*A (A*P)
Connector
Y1E, Y3E
Electronic expansion valve
Y1S
Solenoid valve (4‑way valve)
Y3S
Solenoid valve (hot gas pass)
Z1C~Z3C (V3
only)
Noise filter (ferrite core)
Z1C~Z9C (W1
only)
Noise filter (ferrite core)
Z1F~Z4F (A*P)
(V3 only)
Noise filter
Z1F~Z3F (A1P)
(W1 only)
Noise filter
Z4F
(A3P)(W1 only)
Noise filter
#
Field supply
*
Optional
Outdoor unit: hydro module
English
Translation
BUH Switch box
Backup heater switch box
Compressor switch box
Compressor switch box
Control box
Control box
External outdoor ambient sensor
option
External outdoor ambient sensor
option
Hydro switch box supplied from
compressor module
Hydro switch box supplied from
compressor module
Hydro switch box
Hydro switch box
Indoor
Indoor
Normal kWh rate power supply
Normal kWh rate power supply
Only for normal power supply
(standard)
Only for normal power supply
(standard)
Only for preferential kWh rate
power supply (compressor)
Only for preferential kWh rate
power supply (compressor)
Outdoor
Outdoor
Use normal kWh rate power
supply for hydro switch box
Use normal kWh rate power
supply for hydro switch box
A1P
Main PCB
A2P
Current loop PCB
B1L
Flow sensor
E11H
Flextube heater (15.6 W)
E12H
Expansion vessel heater (50 W)
E13H
PHE heater (50 W)
E14H
Internal pipe heater 1 (50 W)
F1U (A1P)
Fuse T5 A 250V
K*R (A1P)
Magnetic relay
M1P
Main supply pump
Q*DI
#
Earth leakage circuit breaker
Q1L
Thermal protector backup heater
R1T
Outlet water heat exchanger
thermistor
R2T
Outlet backup heater thermistor
R3T
Refrigerant liquid side thermistor
R4T
Inlet water thermistor
R6T
*
External outdoor ambient sensor
S1L
Flow switch
TR1
Power supply transformer
English
Translation
X*A, X*Y (A1P, A2P)
Connector
X*M
Terminal strip
*:
Optional
#:
Field supply
Outdoor backup heater power supply
English
Translation
Only for ***
Only for ***
E3H
Backup heater element (3 kW)
F1B
#
Overcurrent fuse backup heater
F1T
Thermal fuse backup heater
K1M
Contactor backup heater
K5M
Safety contactor backup heater
Q1DI
#
Earth leakage circuit breaker
X4M
Terminal strip
#:
Field supply
Control box
English
Translation
Continuous
Continuous
Control box
Control box
DHW option
Domestic hot water option
DHW pump
Domestic hot water pump
DHW pump output
Domestic hot water pump output
Dual set point application (refer
to installation manual)
Dual set point application (refer
to installation manual)
Heat pump convector
Heat pump convector
Hydro switch box
Hydro switch box
Inrush
Inrush
Max. load
Maximum load
NO valve
Normal open valve
Only for ***
Only for ***
Only for ext. sensor (floor or
ambient)
Only for external sensor (floor or
ambient)
Only for wired On/OFF
thermostat
Only for wired On/OFF
thermostat
Only for wireless On/OFF
thermostat
Only for wireless On/OFF
thermostat
Option box
Option box
Preferential kWh rate power
supply contact: 5 V DC detection
(voltage supplied by PCB)
Preferential kWh rate power
supply contact: 5 V DC detection
(voltage supplied by PCB)
A3P
*
On/OFF thermostat (PC=power
circuit)
A3P
*
Heat pump convector
A4P
*
Extension PCB (control, optional)
A5P
*
User interface PCB
A7P
*
Receiver PCB (wireless On/OFF
thermostat)
DS1 (A4P)
*
DIP switch
E4H
*
Booster heater (3 kW)
F1U
Fuse T 5 A 500 V
F1U (A4P)
Fuse T 2 A 250 V
F2B
*
Overcurrent fuse booster heater
F2U (A4P)
Fuse T 2 A 250 V for 3-way valve
K1A
Relay for heating
K1
*
Terminal strip
K2A
Relay for cooling