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14 Technical data
Installer reference guide
87
ERGA04~08DAV3(A) + 08S18+23DA
Daikin Altherma – Low temperature split
4P495249-1 – 2017.12
R2T (A1P)
Outlet backup heater thermistor
R2T (A2P)
* External sensor (floor or ambient)
R3T
Refrigerant liquid side thermistor
R4T
Inlet water thermistor
R5T, R8T
Domestic hot water thermistor
R6T
* External indoor or outdoor ambient
thermistor
R7T
Mixed leaving water thermistor
S1S
# Preferential kWh rate power supply contact
S2S
# Electrical meter pulse input 1
S3S
# Electrical meter pulse input 2
S6S~S9S
* Digital power limitation inputs
SS1 (A4P)
* Selector switch
SW1~2 (A12P)
Turn buttons
SW3~5 (A12P)
Push buttons
TR1
Power supply transformer
X6M
# Backup heater power supply terminal strip
X*, X*A, X*Y, Y*
Connector
X*M
Terminal strip
*
Optional
#
Field supply
Translation of text on wiring diagram
English
Translation
(1) Main power connection
(1) Main power connection
For preferential kWh rate power
supply
For preferential kWh rate power
supply
Indoor unit supplied from outdoor Indoor unit supplied from outdoor
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 (outdoor)
Only for preferential kWh rate
power supply (outdoor)
Outdoor unit
Outdoor unit
Preferential kWh rate power
supply contact: 16 V DC
detection (voltage supplied by
PCB)
Preferential kWh rate power
supply contact: 16 V DC
detection (voltage supplied by
PCB)
SWB
Switch box
Use normal kWh rate power
supply for indoor unit
Use normal kWh rate power
supply for indoor unit
(2) Backup heater power supply
(2) Backup heater power supply
Only for ***
Only for ***
(3) User interface
(3) User interface
Only for LAN adapter
Only for the LAN adapter
Only for remote user interface
EKRUDAS
Only for the user interface used
as room thermostat (EKRUDAS)
(5) Ext. thermistor
(5) External thermistor
SWB
Switch box
English
Translation
(6) Field supplied options
(6) Field supplied options
12 V DC pulse detection (voltage
supplied by PCB)
12 V DC pulse detection (voltage
supplied by PCB)
230 V AC supplied by PCB
230 V AC supplied by PCB
Continuous
Continuous current
DHW pump output
Domestic hot water pump output
DHW pump
Domestic hot water pump
Electrical meters
Electrical meters
For safety thermostat
For safety thermostat
Inrush
Inrush current
Max. load
Maximum load
Normally closed
Normally closed
Normally open
Normally open
Safety thermostat
Safety thermostat
Safety thermostat contact: 16 V
DC detection (voltage supplied
by PCB)
Safety thermostat contact:
16 V DC detection (voltage
supplied by PCB)
Shut-off valve
Shut-off valve
SWB
Switch box
(7) Option PCBs
(7) Option PCBs
Alarm output
Alarm output
Changeover to ext. heat source
Changeover to external heat
source
Max. load
Maximum load
Min. load
Minimum load
Only for demand PCB option
Only for demand PCB option
Only for digital I/O PCB option
Only for digital I/O PCB option
Options: ext. heat source output,
alarm output
Options: external heat source
output, alarm output
Options: On/OFF output
Options: On/OFF output
Power limitation digital inputs: 12
V DC / 12 mA detection (voltage
supplied by PCB)
Power limitation digital inputs:
12 V DC / 12 mA detection
(voltage supplied by PCB)
Space C/H On/OFF output
Space cooling/heating On/OFF
output
SWB
Switch box
(8) External On/OFF thermostats
and heat pump convector
(8) External On/OFF thermostats
and heat pump convector
Additional LWT zone
Additional leaving water
temperature zone
Main LWT zone
Main leaving water temperature
zone
Only for external sensor (floor/
ambient)
Only for external sensor (floor or
ambient)
Only for heat pump convector
Only for heat pump convector
Only for wired On/OFF
thermostat
Only for wired On/OFF
thermostat
Only for wireless On/OFF
thermostat
Only for wireless On/OFF
thermostat
Содержание ERGA06DAV3
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