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516
A power stage set exceeded the max. permitted error messages per day (>50x)
Cause:
Grid fluctuations, software problem, hardware problem
Remedy:
Check STATE PS menu
-> SETUP
-> STATE PS
-> STATE PS00
-> STATE xxx
-> STATE PSxx
-> STATE xxx
517
Continual POWER LOW or DC LOW Error
Cause:
Transformer not connected
Remedy:
Connect transformer
Cause:
Short circuit of the rectifier bridge in the power stage set
Remedy:
Replace power stage set
Cause:
Measurement of the intermediate circuit voltage in the power stage set defec-
tive
Remedy:
Replace power stage set
Cause:
DC voltage too low
Remedy:
Check solar modules
Error codes 530 to 542 are no longer displayed until the next DC disconnect after the user
confirms them by pressing <Enter>.
For the Fronius CL series only.
530
Supply voltage of the door fans exceeded the permissible limit
Fans will not function until the next DC reset
Fans will resume operation after the DC reset is carried out
Cause:
Fan may be defective
Remedy:
Replace fan
Cause:
Control or measurement circuit of the fans
Remedy:
Replace Snowball
93
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