Fronius CL - Page 79

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301
A protective circuit detected a dangerous peak current coming from the grid side
Cause: Voltage dip on the public grid
Remedy: Remedied automatically
Cause: Induction cable reversed
Remedy: Re-connect induction cable correctly
Cause: AC connections in the connection area reversed
Remedy: Connect AC cable correctly
Cause: Measurement error in power stage set
Remedy: Check the STATE PS menu and replace affected power stage set
302
A protective circuit detected a dangerous peak current coming from the generator side
Cause: Voltage dip on the public grid
Remedy: Remedied automatically
Cause: Induction cable reversed
Remedy: Re-connect induction cable correctly
Cause: Transformer switchover during MPP tracking
Remedy: Remedied automatically
Cause: Permanent power stage set defect
Remedy: Check the STATE PS menu and replace affected power stage set
304
Excessive heat sink temperature on the power stage set
Cause: Blocked air supply
Remedy: Clear ventilation grille
Cause: Increased ambient temperature
Remedy: Change installation location / Install external cooling
Cause: Cabinet doors not properly closed
Remedy: Close cabinet doors
Cause: Disconnected fan cable
Remedy: Connect fan cable
Cause: Defective power stage set
Remedy: Replace power stage set