Fronius Agilo 75.0 - Manual (Page 99)

97
EN
Description Warning message is shown on the display
Remedy If the status indicator appears all the time: notify a Fronius-
trained service engineer
551
Fuse for solar module grounding is faulty
Description Warning message is shown on the display
Remedy Replace fuse for solar module grounding - notify a Fronius-
trained service engineer; if this status code keeps recurring,
contact your system engineer
555
Circulating fan error
Description Warning message is shown on the display
Remedy If the status indicator appears all the time: notify a Fronius-
trained service engineer
558
Functional incompatibility (one or more PC boards in the inverter are not compatible with
each other, e.g. after a PC board has been replaced)
Description Possible device errors or malfunctions on the inverter
Remedy Update the inverter firmware using the Fronius Solar.update
software;
the latest inverter firmware is available from
http://www.fronius.com.
If the status indicator appears all the time: notify a Fronius-
trained service engineer
560
Power derating caused by overfrequency
Description The status code is displayed from a grid frequency of 50.2 Hz
and above.
The inverter reduces the power along a 40%/Hz slope. The in-
verter switches off at a grid frequency of 51.5 Hz.
The status indicator is displayed until the inverter returns to nor-
mal operation.
Remedy From a frequency of 50.2 Hz and above, the inverter tries to re-
connect to the grid.
The fault is rectified automatically as soon as the inverter re-
turns to normal operation.
If the status indicator appears all the time: notify a Fronius-
trained service engineer
597
External overvoltage protection has tripped (connected to the "IN1" NO/alarm contact ter-
minals)
Description Warning message is shown on the display