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3 operating modes, 1 operating modes of the sunny central, Operating modes – SMA SUNNY CENTRAL User Manual

Page 14: Operating modes of the sunny central

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Description of the Sunny Central

SMA Solar Technology AG

14

SC-BEN092751

User Manual

3.3 Operating Modes

3.3.1 Operating Modes of the Sunny Central

When activated, the Sunny Central passes through different modes as pictured below. When
deactivated, the Sunny Central resides in the operating mode "Stop". If the key switch is turned, the
Sunny Central changes to the "Wait" mode

.

Failure

No failure

Stop

"Start" switch

"Stop"

"Stop"

Failure

Shutdown

Failure

Wait

Startup

MPP load

operation

Start-up finished

Failure

Vpv > UpvStart

und T > Tstart

Ppv < PpvStop

and T > Tstop

or

switch "Stop"

Failure