SMA SUNNY ISLAND 4548-US Operating Manual page 90

10 Operation
Position Description
G Relay 2 status
H Warning message (exclamation mark)
The Sunny Island also shows the following values one after the other in the upper line of the "Home
Screen" (parameter name and parameter value in 3-second intervals):
• Bar display for output power or charging power (the direction of energy flow is displayed by
the arrows in the lower line)
• Total active power of the inverter (cluster)
• Active power of external source (total of all phases)
• Present state of charge of the battery (SOC)
• Meters (always one of five possibilities, depending on priority)
– Remaining absorption time
– Remaining generator warm-up time
– Remaining Run1h time for the generator
– Remaining time of Timer 1
– Remaining time of Timer 2
• Active charging process
Situational displaying of text and values
The display shows only values that are relevant in the actual system status. If there is no
generator connected, no generator values are displayed
Messages on the slave devices
On the slave devices, the upper line of the display shows the bar graph for output power or
charging power. The lower line of the display shows the device assignment (e.g. S1 for slave
1) and, where applicable, the status of external sources (*, for a description, see further above)
and the status of relays.
Meaning of the Symbols that appear in the "Home Screen":
Symbol Meaning
Nominal power
Nominal load exceeded.
Direction of energy flow between grid/generator side, battery and load side.
Generation side (Generator/Grid) is on.
90 SI4548-6048-US-BE-en-21
SMA Solar Technology America LLC
Operating Manual