SMA Solar Technology AG
3 Product Description
Operating Manual
SI30M-44M-60H-80H-BE-en-32
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3 Product Description
3.1 Sunny Island
The Sunny Island is a battery inverter and controls the electrical energy balance in off-grid systems, in battery backup
systems, or in systems for increased self-consumption. In a battery backup system, you can also use the Sunny Island for
increased self-consumption.
Figure 1: Design of the Sunny Island inverter
The Sunny Island supplies AC loads in the system from a battery or charges the battery with the energy provided by AC
sources (e.g., PV inverter). AC sources supply loads and are used by the Sunny Island to recharge the battery.
3.2 Control Panel of the Sunny Island Inverter
Figure 2: Layout of the control panel
Position
Designation
A
Ventilation grid
B
Type label
C
Control panel
D
Enclosure lid
Position Symbol
Designation
Status
Explanation
A
Start-stop button
TSS
‒
By pressing the start-stop button, you can start or stop
the system. In display messages on the
Sunny Remote Control, the start-stop button is
referred to as
TSS
.
