8 Technical data
Installation manual
25
EBLQ+EDLQ011~W1
Daikin Altherma low temperature monobloc
4P522031-1 – 2018.01
R1, R2 (A2P) (W1
only)
Resistor
R1T
Thermistor (air)
R2T
Thermistor (discharge)
R3T
Thermistor (suction)
R4T
Thermistor (heat exchanger)
R5T
Thermistor (heat exchanger middle)
R6T
Thermistor (liquid)
R7T (W1 only)
Thermistor (fin)
R10T (V3 only)
Thermistor (fin)
RC (A4P)(V3
only)
Signal receiver circuit
S1NPH
Pressure sensor
S1PH
High pressure switch
TC (A4P)(V3 only)
Signal transmission circuit
V1R (A1P)(V3
only)
Power module
V1R~V2R (A2P)
(W1 only)
Power module
V2R~V3R (A1P)
(V3 only)
Diode module
V3R (A2P)(W1
only)
Diode module
V1T (A1P)(V3
only)
IGBT (Insulated Gate Bipolar Transistor)
X1M
Terminal strip
Y1E, Y3E
Electronic expansion valve
Y1S
Solenoid valve (4‑way valve)
Y3S
Solenoid valve (hot gas pass)
Z1C~Z9C
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
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
English
Translation
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)
E15H
Internal pipe heater 2 (33 W)
F1U (A1P)
Fuse T5 A 250V
K*R (A1P)
Magnetic relay
M1P
Main supply pump
Q4DI
#
Earth leakage circuit breaker
R1T
Outlet water heat exchanger
thermistor
R3T
Refrigerant liquid side thermistor
R4T
Inlet water thermistor
R6T
*
External outdoor ambient sensor
S1L
Flow switch
TR1
Power supply transformer
X*A, X*Y (A1P, A2P)
Connector
X*M
Terminal strip
*:
Optional
#:
Field supply
Control box
English
Translation
BUH option
Backup heater option
Control box
Control box
DHW option
Domestic hot water option
DHW pump
Domestic hot water pump
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
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)
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
