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Configuration
Installer reference guide
225
ERLA11~W1 + EBSH/X(B)11+16P30+50DF
Daikin Altherma 3 R ECH₂O
4P663482-1A – 2021.11
Smart Grid contact
[9.8.5]
Smart grid operation
mode
1
2
1
1
Forced on
Free running
:
The Smart Grid function is NOT active.
Forced off
:
▪
The unit forces OFF the compressor and the backup heater.
Recommended on
:
▪
In case the space heating/cooling request is OFF and the tank temperature
setpoint is reached, the unit can choose to buffer energy from the photovoltaic
panels in the room (only in case of room thermostat control) or in the storage
tank instead of putting the photovoltaic panel energy on the grid.
In case of room buffering, the room will heat up or cool down to the comfort
setpoint. In case of tank buffering, the tank will heat up to the maximum tank
temperature.
▪
The goal is to buffer the energy from the photovoltaic panels. Therefore, the
capacity of the unit is limited to what the photovoltaic panels are providing:
If Smart Grid pulse meter is…
Then the limit is…
Available
Decided by the unit based on the input
of the Smart Grid pulse meter.
Not available
Decided by [9.8.8]
Limit setting
kW
Forced on
:
Similar to
Recommended on
, but there is no capacity limitation. The goal is NOT to
use the grid as much as possible.
Emergency mode.
In case emergency mode is active, buffering with electrical
heater is NOT possible in
Forced on
and
Recommended on
operation modes.
#
Code
Description
[9.8.2]
[D-00]
Restriction:
Only applicable if [9.8.4] is NOT set
to
Smart grid
.
Allow heater
: Which heaters are allowed to
operate during preferential kWh rate power
supply?
▪
0
No
: None
▪
1
Only BSH
: Booster heater only
▪
2
Only BUH
: Backup heater only
▪
3
All
: All heaters
See also below table (Allowed heaters during
preferential kWh rate power supply).
Setting 2 is only meaningful if the preferential
kWh rate power supply is of type 1 or the hydro
module is connected to a separate normal kWh
rate power supply (via X2M/5‑6) and the backup
heater is NOT connected to the preferential kWh
rate power supply.
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