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Electrical connections
8.6 SMART GRID - Photovoltaic management
The smart grid system allows the excess electricity produced by the photovoltaic system or the electricity distribution network
to be used to accumulate domestic hot water at lower or no cost.
The function can be used with enabled electricity distribution networks.
SMART GRID
CN63
CN31
CN66
EVU SG
CN61
Energy cost
Contact
Available
heaters
Operation
SG EVU System DWH
Free ON ON
-
Standard
When there is no demand for system heating/
cooling: forced domestic hot water operation
with T5S set point = 60°C
IBH
TBH Forced domestic hot water operation with T5S
set point = 70°C. TBH is forcibly started until the
domestic hot water set point is reached.
If necessary, the Heat Pump can work
simultaneously on the Heating/Cooling system.
IBH + TBH*
Economical OFF ON
-
Standard
The domestic hot water set point is forced to
T5S + 3°C
IBH
TBH
The domestic hot water set point is forced to
T5S + 3°C
The TBH is forced to start when T5 < T5S - 2°C
and stops when T5 ≥ T5s + 3°C
IBH + TBH*
Standard OFF OFF qualsiasi Standard Standard
Expensive ON OFF
-
Forced OFF Forced OFF**
IBH / TBH
* when IBH and TBH are enabled together, IBH can only be used for system heating.
** DISINFECT, FAST DHW, STORAGE TANK and other domestic hot water-related functions do not work.
The frost protection and defrosting operate smoothly in all conditions.
if AHS is available, it can operate for Heating, Cooling or DHW in any of these conditions.
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