Class 1
Service codes of service class 1 appear mostly only temporarily, their cause lies in the public mains network. The first reaction of your FRONIUS IG unit is to disconnect from the mains. Subsequently the mains network will be checked for the duration of the observation period stipulated. If after the end of this period no further defect is identified, your FRONIUS IG unit resumes operating and feeding power into the mains network. The following schedule lists a number of service codes with their respective designation, description, and repair measures. Code
Designation
Description
Repair
101
Mains voltage not within admissible range
As soon as the mains voltage, after detailed check procedure has returned to admissible range, FRONIUS IG resumes feeding power into the mains network
Check mains voltage
As soon as mains frequency after detailed check procedure has returned to admissible range, FRONIUS IG resumes feeding power into the mains network
Check mains frequency
As soon as the mains network conditions after detailed check procedure have returned to admissible range, FRONIUS IG resumes feeding power into the mains network
Check mains connections and fuses
FRONIUS IG resumes feeding power into the mains network as soon as the mains network conditions have returned to the permissible range following detailed checking procedures.
Contact your installation specialist if the service code fails to disappear.
104
107
108
Mains frequency not within admissible range
AC mains network not available
Islanding detected
66
If the service code does not disappear you should contact your installation specialist
If the service code does not disappear you should contact your installation specialist
If the service code does not disappear you should contact your installation specialist
