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LAN adapter
Installer reference guide
128
EWSAH/X06D
Daikin Altherma 3 WS
4P675764-1 – 2022.04
IF
THEN
Static power limitation
(Static power limitation)
The power consumption of the indoor
unit is limited statically based on a fixed
value (default 1.5 kW) that is set in the
configuration web interface. During
energy buffering, the power
consumption of the indoor unit will NOT
exceed this limit.
The value for this setting is only used if
the system does not include an
electricity meter (on the configuration
web interface: Pulse meter setting: "No
meter"). Otherwise, make use of
dynamic power limitation.
Dynamic power limitation
(Pulse meter setting)
The power limitation is auto-adaptive,
and dynamically performed based on
the power injection into the grid,
measured by the electricity meter. To
minimise the power injection into the
grid, the indoor unit operates as much
as possible.
INFORMATION
▪
In the "Forced ON" operation mode, energy buffering happens WITHOUT power
limitation.
▪
To get the most out of the energy buffering it is recommended to make use of
dynamic power limitation by way of an electricity meter.
▪
The electrical heaters will ONLY operate when the power limitation is higher than
the power rating of the heaters.
WARNING
Make sure to connect the electricity meter in the correct direction, so that it
measures the total energy injected INTO the grid.
INFORMATION
▪
For dynamic power limitation to be possible, a single connection point to the grid
is required (one connection point for the photovoltaic system AND the domestic
appliances). To function properly, the Smart Grid algorithm requires the net sum
of generated AND consumed energy. The algorithm will NOT work when there
are separate meters for generated energy and consumed energy.
▪
Since dynamic power limitation is performed based on electricity meter input,
you do NOT have to set the power limitation value in the configuration web
interface.
10.5.2 Operation modes
"Normal operation/Free running" mode
In the "Normal operation"/"Free running" operation mode, the indoor unit
operates as normal, according to its owner's settings and schedules. No Smart Grid
functionalities are enabled.