Daikin Altherma 3 R F EHVZ04S18E 6V Series, Installer'S Reference Manual

Page: 174 / 256

10 | Configuration
Installer reference guide
174
ERGA04~08EAV3(A) + 08S18+9W
Daikin Altherma 3 R F
4P629093-1 – 2020.08
INFORMATION
If [4‑0A]=3 and emergency mode is active, the power usage of the backup heater is
maximal and equal to 2×[6‑03]+[6‑04].
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 Description
[9.3.4] [6‑03] ▪ The capacity of the first step of the backup
heater at nominal voltage.
Additional capacity step 2
# Code Description
[9.3.5] [6‑04] ▪ The capacity difference between the second
and first step of the backup heater at nominal
voltage. Nominal value depends on backup
heater configuration.
Equilibrium
# Code Description
[9.3.6] [5-00] Equilibrium : Is backup heater operation
allowed above equilibrium temperature during
space heating operation?
▪ 1: NOT allowed
▪ 0: Allowed
[9.3.7] [5-01] Equilibrium temperature : Outdoor
temperature below which operation of the
backup heater is allowed.
Range: –15°C~35°C
Operation
# Code Description
[9.3.8] [4‑00] Backup heater operation:
▪ 0: Restricted
▪ 1:
Allowed
▪ 2: Only DHW Backup heater operation is
enabled for domestic hot water and disabled
for space heating.
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.