Power Limitation Process; Bbr16 Power Limitation - Daikin ERGA04EAV37 Installer's Reference Manual

6 | Application guidelines

6.6.3 Power limitation process

6.6.4 BBR16 power limitation

Installer reference guide
62
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" [ 221]):
ERGA04~08EAV3+V3A+V37 + EHSH/X(B)04+08P30+50EF
Daikin Altherma 3 R ECH₂O
4P678716-1A – 2022.07