Fronius CL - Page 84

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419
Two or more power stage sets with an identical Unique ID
Cause: Two or more power stage sets have an identical Unique ID
Remedy: Replace IG BRAIN
Cause: Error in IG BRAIN
Remedy: If necessary, update software
421
"Hardware ID Sequence Error“
Cause: Power stage set numbers are not set in sequence or do not start with 0 (dip
switch 0-14)
Remedy: Check numbers of power stage sets and, if necessary, set via dip switch
Cause: Measurement error in IG BRAIN
Remedy: Replace IG BRAIN
Cause: Measurement error in power stage set
Remedy: Replace affected power stage set
422 **
Power stage set communication error SCS invalid
Cause: Communication between the control unit and the slave power stage set is in-
complete
Remedy: Remedied automatically -> inverter is restarted
Cause: Communication error in power stage set
Remedy: Check STATE PS and replace affected power stage set
Cause: Software error in inverter
Remedy: If necessary, update software
423 **
Power stage set communication error "SCS missing"
Cause: Communication between the control unit and the slave power stage set is
faulty
Remedy: Remedied automatically -> inverter is restarted
Cause: Error in the communication wiring to the IG BRAIN
Remedy: Replace IG BRAIN
Cause: Communication error in power stage set
Remedy: Check the STATE PS menu and replace affected power stage set
424 **
Power stage set communication error Transmission Ratio missing
Cause: Transmission for transformer transformation ratio is faulty
Remedy: Remedied automatically -> inverter is restarted