Sunny Island Electrical Connection SMA Solar Technology AG
46 SI2012_2224-TEN082311 Technical Description
7.3 AC Connection
Connect the Sunny Island through a sub-distribution to the inland grid (loads, PV generator (Sunny
Boy)) and to any other external sources (generator, grid).
Use a maximum cross-section of 6 mm² for the AC installation. The nominal AC current is 9.6 A.
Information
The sub-distribution unit must be equipped with appropriate circuit breakers. Be sure to
observe all the applicable regional standards and guidelines.
Information
A maximum of 25 A should flow through the Sunny Island's AC input.
Information
The Sunny Island does not disconnect all 3 poles: the neutral conductor (N conductor) is
looped through the device; i.e., the AC1 and AC2 N connection terminals are connected
inside the device.
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