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4 operating modes, Operating modes – SMA SC 200 User Manual

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Safety

SMA Solar Technology AG

12

SC-BEN100262

User Manual

2.4 Operating Modes

After switch-on, the Sunny Central runs through the different modes illustrated below. When switched
off, the Sunny Central is in the "Stop" mode. By turning the key switch, the Sunny Central goes into to
the "Wait" mode.

Failure

"Start" switch

Wait

Shutdown

"Stop"

Startup

MPP load

operation

Startup completed

Ppv < PpvStop

and T > TStop or

"Stop" switch

Failure

Failure

Failure

Failure

No fault

Grid

monitoring

"Stop"

Grid monitoring

time reached

Vpv > VpvStart

and T > TStart and grid

limits reached

Leave grid

limits

Stop

Leave grid

limits

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