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6
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Application guidelines
6.6.3 Power limitation process
6.6.4 BBR16 power limitation
Installer reference guide
50
Configuration
▪
Set the power consumption control settings in [9.9] via the user interface (for the
description of all settings, see
-
Select limitation by digital inputs.
-
Select the type of limitation (power in kW or current in A).
-
Set the desired power limitation level corresponding to each digital input.
INFORMATION
In case more than 1 digital input is closed (at the same time), the digital input priority
is fixed: DI4 priority>...>DI1.
The outdoor unit has better efficiency than the electrical heater. Therefore, the
electrical heater is limited and turned OFF first. The system limits power
consumption in the following order:
1
Turns OFF the backup heater.
2
Limits the outdoor unit.
3
Turns OFF the outdoor unit.
Example
If the configuration is as follows: Power limitation level does NOT allow operation
of backup heater (step 1).
Then power consumption is limited as follows:
P
h
c
b
a
A
B
P
Produced heat
h
C
Consumed energy
e
A Outdoor unit
B Backup heater
a Limited outdoor unit operation
b Full outdoor unit operation
c Backup heater step 1 turned ON
INFORMATION
Restriction: BBR16 settings are only visible when the language of the user interface is
set to Swedish.
NOTICE
2 weeks to change. After you activated BBR16, you only have 2 weeks to change its
settings (BBR16 activation and BBR16 power limit). After 2 weeks, the unit
freezes these settings.
Note: This is different from the permanent power limitation, which is always
changeable.
"Power consumption
C
e
4
control" [
200]):
EPRA14~18D + ETVZ16S18+23E
Daikin Altherma 3 H HT F
4P644739-1A – 2022.03
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