Daikin Altherma 3 R F Installer's Reference Manual page 195

ERGA04~08EAV3(A) + EHVH04+08SU18+23EA6V
Daikin Altherma 3 R F
4P629090-1 – 2020.08
INFORMATION
Only for systems with integrated domestic hot water tank: If the storage
temperature setpoint is higher than 50°C, Daikin recommends NOT to disable the
backup heater second step because it will have a big impact on the required time for
the unit to heat up the domestic hot water tank.
Capacity step 1
# Code
[9.3.4] [6‑03]
Additional capacity step 2
# Code
[9.3.5] [6‑04]
Equilibrium
# Code
[9.3.6] [5-00]
[9.3.7] [5-01]
Operation
# Code
[9.3.8] [4‑00]
INFORMATION
Only for systems with integrated domestic hot water tank: If backup heater
operation during space heating needs to be limited but can be allowed for domestic
hot water operation, then set [4‑00] to 2.
Description
▪ The capacity of the first step of the backup
heater at nominal voltage.
Description
▪ The capacity difference between the second
and first step of the backup heater at nominal
voltage. Nominal value depends on backup
heater configuration.
Description
Equilibrium: Is backup heater operation
allowed above equilibrium temperature during
space heating operation?
▪ 1: NOT allowed
▪ 0: Allowed
Equilibrium temperature: Outdoor
temperature below which operation of the
backup heater is allowed.
Range: –15°C~35°C
Description
Backup heater operation:
▪ 0: Restricted
▪ 1: Allowed
▪ 2: Only DHW Backup heater operation is
enabled for domestic hot water and disabled
for space heating.
10 Configuration
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Installer reference guide
195