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Status message
Cause
Actions
Frequency too high
The mains frequency is outside
the GFMMAX1-THR, GFM-
MAX2-THR or GPTFMAX-THR limit
values.
If this problem recurs, contact
the grid operator in charge.
Frequency too low
The mains frequency is outside the
GFMMIN1-THR, GFMMIN2-THR or
GPTFMIN-THR limit values.
Mains error
The inverter detects island mode.
If this problem recurs, contact
the grid operator in charge.
Vac too high
The mains voltage is outside the
GVMMAX1-THR, GVMMAX2-THR
or GPTVMAX-THR limit values.
If this problem recurs, contact
the grid operator in charge.
Vac too low
The mains voltage is outside the
GVMMIN1-THR, GVMMIN2-THR or
GPTVMIN-THR limit values.
Vac 10 min too high
The maximum 10-minute average
value of the mains voltage
GVM10AMAX-THR is too high.
DC insulation fault
The insulation resistance of the PV
generator to ground is too low.
Check the PV generator.
Phase and neutral conductor are
interchanged.
Connect the AC input con-
ductor as described in Section
5.3.
Error ext. input 1
The external grid monitoring
has disconnected the inverter
from the grid. An active signal is
present at the "NA" input (external
shutdown).
If this problem recurs, contact
the grid operator in charge.
824 Error
The status LED lights up red.
Status message
Cause
Actions
Device error (+ error code) The inverter is defective.
Note the displayed two-digit
error code and contact the
SolarMax Service Center.
825 Blockings
The status LED will flash red.
Status message
Cause
Action
Firmware update
The inverter's firmware is being
updated.
None. The inverter automati-
cally resumes mains operation
once the firmware update is
complete.
