
105
EN
451
Flash of the guard defective
1. Grid problem
1. Automatically corrected
2. Defective AC guard on filter
board
2. Change filter board
3. Defective AC guard on pow-
er stage set
3. Change AC board
452
Communication between
filter & power stage set
faulty
1. Communication problem
caused by temporary environ-
mental disturbances (grid,
EMC, ...)
1. Automatically corrected
2. Ribbon cable between filter
board and power stage set de-
fective
2. Change ribbon cable
3. Defective AC guard on filter
board
3. Change filter board
4. Defective AC guard on pow-
er stage set
4. Change AC board
453
Processor guard detected a
faulty grid voltage
1. Measuring error
1. Software update
2. Grid problem
2. Automatically corrected
3. Defective AC guard on filter
board
3. Change filter board
4. Defective AC guard on pow-
er stage set
4. Change AC board
454
Processor guard detected a
faulty grid frequency
1. Measuring error
1. Software update
2. Grid problem
2. Automatically corrected
3. Defective AC guard on filter
board
3. Change filter board
4. Defective AC guard on pow-
er stage set
4. Change AC board
456
Error in the Anti Islanding
monitoring detected
1. Occurs once
1. Restart inverter
2. Software problem
2. Software update
3. Measuring on filter board
3. Change filter board
4. Measuring circuit for Anti Is-
landing defective
4. Change AC board
457
Grid relais do not release
1. Occurs once
1. Restart inverter
2. Grid test time is too low
2. Change settings
3. Relay got stuck
3. Change AC board
458
RCMU selftest failed
1. RCMU measurement defect
1. Change filter board
459
Faulty isolation measure-
ment
1. Occurs once
1. Restart inverter
2. Isolation measuring defec-
tive
2. Change DC board. After-
wards if necessary AC board
460
Reference voltage outside
permitted limits
1. Occurs once
1. Restart inverter
2. Measuring circuit on power
stage set defective
2. Change AC board
461
Defective data memory
1. Defective power stage set
1. Change DC board. After-
wards if necessary AC board
462
Failure on the DC injection
monitoring detected
1. Occurs once
1. Restart inverter
2. DC injection monitoring de-
fective
2. Change inverter
Code
Description
Behaviour
Remedy
Summary of Contents for 10.0-3 480
Page 2: ...2 ...
Page 5: ...Allgemeine Informationen ...
Page 6: ......
Page 13: ...Fehler Suchhilfe ...
Page 14: ......
Page 33: ...Komponenten austauschen ...
Page 34: ......
Page 40: ...40 Gewindebuchsen in der Grundscha le tauschen 1 2 3 4 5 1 2 3 4 5 ...
Page 41: ...41 DE 6 6 ...
Page 73: ...Sicherheitstechnische Überprüfung ...
Page 74: ......
Page 86: ...86 ...
Page 89: ...General information ...
Page 90: ......
Page 97: ...Error location aid ...
Page 98: ......
Page 116: ...116 ...
Page 117: ...Changing components ...
Page 118: ......
Page 124: ...124 Replacing thread ed bushings in the base shell 1 2 3 4 5 1 2 3 4 5 ...
Page 125: ...125 EN 6 6 ...
Page 156: ...156 ...
Page 157: ...Safety Inspections ...
Page 158: ......
Page 170: ...170 ...
Page 171: ...Appendix ...
Page 176: ...176 Circuit diagrams Fronius Symo ...
Page 177: ...177 Circuit diagrams Fronius 15 0 ...
Page 178: ...178 ...
Page 179: ...179 ...