
106
Service class 5 - 6
Class 5 status codes do not generally prevent the feeding of energy into the grid, but can
restrict it. A status code is displayed until it is acknowledged by pressing a key (the inverter,
however, continues to operate normally in the background).
463
AC pole reserved
1. AC connector between pow-
er stage and filter board
mounted in wrong direction (L1
and L2 exchanged)
1.Check wiring
472
defective grounding fuse
1. Defective grounding fuse
1. Change grounding fuse
2. Wrong settings in service
menu basic
2. Set DC mode to ‚floating‘
474
RCMU sensor error
1. Quick radiation changes
1. Automatically corrected
2. Sensor defect
2. Change filter board
475
Isolation failure detected
1. Wrong setting
1. Check ISO / GFDI setting
2. PV generator grounding er-
ror
2. Check PV generator
3. Measuring circuit in power
stage set defective
3. Change DC board. After-
wards if necessary AC board
476
Internal power supply miss-
ing
1. Grid voltage too low
1. Check wiring
2. Grid test time is too low
2. Grid failure
3. Defective internal power
supply
3. Change AC board
4. Defective internal power
supply
4. Change filter board
480
Power stage set software
incompatible to display soft-
ware
1. Old power stage set soft-
ware
1. Software update
2. Old software
2. Reload setup
3. Incompatible hardware com-
binations
3. Check hardware compo-
nents
481
Recerbo has old software
version
1. Old Recerbo software
1. Software update
2. Old software
2. Reload setup
3. Incompatible hardware com-
binations
3. Check hardware compo-
nents
482
Inverter switched off during
commissioning
1. Startup procedere not suc-
cessful
1. Restart inverter
483
Adjusted fix voltage DC2
beyond the accessible MPP
range
1. Fix voltage was adjusted too
high or too low
1. Check settings
484 - 485
Data transfer error
1. Communication problem
caused by temporary environ-
mental disturbances (grid /
EMC, ...)
1. Automatically corrected
2. Ribbon cable between filter
board and power stage set
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
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 ...