Fronius CL - Page 85

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425
Reception timeout for data exchange with one or more power stage sets exceeded
Cause: One-time - Communication error
Remedy: Remedied automatically
Cause: Ribbon cable between power stage set and IG BRAIN PC board damaged or
defective
Remedy: Check ribbon cable and replace if necessary
Cause: Communication connection to power stage set defective
Remedy: Replace power stage set
Cause: Poor hybrid plug connection
Remedy: Check connection
426 **
Power stage set timeout error - intermediate circuit charging takes too long
Cause: Intermediate circuit voltage has dropped below permissible threshold value
for feed-in mode
Remedy: Check solar modules
Cause: Measurement error in power stage set
Remedy: Replace power stage set
427 **
Power stage set timeout error - grid synchronization takes too long
Cause: No connection to the AC grid
Remedy: Check AC voltage
Cause: Measurement error in power stage set
Remedy: Replace affected power stage set
Cause: Measurement error in IG BRAIN PC board
Remedy: Replace IG BRAIN
428 **
Power stage set timeout error - slave startup takes too long
Cause: Startup of the slave power stage set takes too long
Remedy: Remedied automatically via restart
Remedy: Update software
429 **
Power stage set timeout error - slave shutdown takes too long
Cause: Shutdown of slave power stage set takes too long
Remedy: Remedied automatically via restart
Remedy: Update software