SMA SI 5048, Technical Description

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Operation SMA Solar Technology AG
76 SI5048-TEN093630 Technical Description
Meaning of the symbols appearing on the "Home Screen"
Messages on the slave Devices
On the slave devices, only the bar graph is displayed for output power or charging power
and in the lower line, the device assignment (e.g., S1 for slave1) and where applicable,
the status of external sources (*, for a description, please see further above) are displayed.
Symbol Purpose
Nominal power
Nominal load exceeded.
Direction of energy flow between grid/generator side, battery and load side.
Generator/grid side is on
Battery
Load side (loads/Sunny Boys)
Power pole
Public grid is connected. The Sunny Island is working with grid limits.
The generator is now connected. The Sunny Island is working with generator limits.
The Sunny Island is configured as master.
The Sunny Island is configured as slave 1.
The Sunny Island is configured as slave 2.
Status of the external source:
Voltage and frequency of the generator/grid are within set limits.
Status of the external source:
Voltage and frequency of the generator/grid are within set limits. In this case,
the Sunny Island does not connect the generator to the island grid.
Status of the external source:
The maximal admissible generator reverse power was exceeded, the Sunny Island
has disconnected the generator from the stand-alone grid.
Requirement reason "Battery":
The generator has been requested as a result of the battery charge level.