8 | Configuration
Installer reference guide
155
ERGA04~08DAV3(A) + EHBH/X04+08DA*V7
Daikin Altherma 3 R W
4P618958-1 – 2020.03
# Code Description
[5.C] [0-0E]
[0-0D]
[0-0C]
[0-0B]
WD curve:
T
DHW
T
a
[0-0C]
[0-0B]
[0-0E] [0-0D]
▪ T
DHW
: The desired tank temperature.
▪ T
a
: The (averaged) outdoor ambient
temperature
▪ [0-0E]: low outdoor ambient temperature: –
40°C~5°C
▪ [0-0D]: high outdoor ambient temperature:
10°C~25°C
▪ [0-0C]: desired tank temperature when the
outdoor temperature equals or drops below
the low ambient temperature: 45°C~[6‑0E]°C
▪ [0-0B]: desired tank temperature when the
outdoor temperature equals or rises above the
high ambient temperature: 35°C~[6‑0E]°C
Margin
In domestic hot water operation, the following hysteresis value can be set for the
heat pump operation:
# Code Description
[5.D] [6-01] The temperature difference determining the heat
pump OFF temperature.
Range: 0°C~10°C
Example: setpoint (T
U
)>maximum heat pump temperature–[6‑01] (T
HP MAX
–[6‑01])
BUH Backup heater
HP Heat pump. If heating up time by the heat pump takes too long,
auxiliary heating by the backup heater can take place
T
BUH OFF
Backup heater OFF temperature (T
U
)
T
HP MAX
Maximum heat pump temperature at sensor in domestic hot water
tank
T
HP OFF
Heat pump OFF temperature (T
HP MAX
−[6-01])
T
HP ON
Heat pump ON temperature (T
HP OFF
−[6-00])
T
DHW
Domestic hot water temperature
T
U
User setpoint temperature (as set on the user interface)
t Time
Example: setpoint (T
U
)≤maximum heat pump temperature–[6‑01] (T
HP MAX
–[6‑01])
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