9 Technical data
Installation manual
29
08SU EHVH08~16SU26CB6W
Daikin Altherma – Low temperature split
4P449980-1B – 2016.11
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)
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
(3) User interface
(3) User interface
Only for remote user interface
option
Only for remote user interface
option
Switch box
Switch box
(4) Ext. thermistor
(4) External thermistor
Switch box
Switch box
(5) Field supplied options
(5) Field supplied options
230 V AC supplied by PCB
230 V AC supplied by PCB
5 V DC pulse detection (voltage
supplied by PCB)
5 V DC pulse detection (voltage
supplied by PCB)
Continuous
Continuous current
DHW pump
Domestic hot water pump
DHW pump output
Domestic hot water pump output
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 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
Switch box
Switch box
English
Translation
(6) Booster heater power supply
(6) Booster heater power supply
(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 ***
Only for ***
Only for demand PCB option
Only for demand PCB option
Only for digital I/O PCB option
Only for digital I/O PCB option
Only if no ***
Only if no ***
Options: boiler output, alarm
output
Options: boiler output, alarm
output
Options: bottom plate heater OR
On/OFF output
Options: bottom plate heater OR
On/OFF output
Outdoor unit
Outdoor unit
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
Switch box
Switch box
To bottom plate heater
To bottom plate heater
(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 thermostat
Only for wired thermostat
Only for wireless thermostat
Only for wireless thermostat
