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Daikin R32 Split Series Installer's Reference Guide

Daikin R32 Split Series
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6 | Application guidelines
Installer reference guide
26
EKHWET90~120BAV3
R32 Split series – Domestic hot water tank
4P680077-1 – 2021.11
NOTICE
Set a minimum power consumption of 3 kW to guarantee:
Defrost operation. Otherwise, if defrosting is interrupted several times, the heat
exchanger will freeze up.
DHW production by allowing booster heater.
NOTICE
In case Power Consumption Control is turned ON and activated while outdoor
unit is performing Air Conditioning operation, booster heater might be
prohibited. In this case, to ensure DHW production, it is recommended to set
Priority Schedule to DHW (refer to "Possible schedules"[461]) and minimize Air
Conditioning operation during the moments when DHW heat up is expected.
6.3.1 Permanent power limitation
Permanent power limitation is useful to assure a maximum power or current input
of the system. In some countries, legislation limits the maximum power
consumption for space heating and DHW production.
Setup and configuration
No additional equipment needed.
Set the power consumption control settings in [9.9] via the user interface (see
"Power consumption control"[485]):
- Select continuous limitation mode
- Select the type of limitation (power in kW or current in A)
- Set the desired power limitation level
P
i
t
PLL
a
b
P
i
Power input
t Time
PLL Power Limitation Level
a Power limitation active
b Actual power input
6.3.2 Power limitation process
The outdoor unit has better efficiency than the electrical booster heaters
Therefore, the booster heater is turned OFF first. The system limits power
consumption in the following order:
1 Turns OFF booster heater.
2 Limits the outdoor unit.
Example
Power consumption is limited as follows:

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Daikin R32 Split Series Specifications

General IconGeneral
BrandDaikin
ModelR32 Split Series
CategoryAir Conditioner
LanguageEnglish

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