SOFAR 15~24KTLX-G3
User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd.
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ID114
FreqDerating
Frequency
derating
If it occurs frequently, please check
whether the grid voltage and grid
frequency are within the allowable
range of the inverter; if not, please
contact the customer service of
SOFARSOLAR; if yes, please check
whether the connection between
the circuit breaker at the AC side
and the output cable is normal; if
the grid voltage and grid frequency
are within the allowable range of
the inverter, and the AC side wiring
is confirmed to be correct, the
alarm still appears frequently With
the approval of the local power
operator, please contact the
customer service of new energy of
Capital Airlines to modify the
protection points of over / under
voltage and over / under frequency
of inverter grid.
ID115
FreqLoading
Frequency
loading
ID116
VoltDerating
Voltage derating
ID117
VoltLoading
Volatge loading
ID121
SpdFail(DC)
Surge Protection
Device fault
(
DC
side)
There are internal faults of inverter,
turn OFF the “DC switch”, wait for 5
minutes, then turn ON the “DC
switch”. Check whether the fault is
rectified. If no, please contact
technical support.
ID122
SpdFail(AC)
Surge Protection
Device fault
(
AC
side)
ID123
Reserved
Reserved
ID124
Reserved
Reserved
ID125
Reserved
Reserved
ID129
unrecoverHwAc
OCP
Output
overcurrent
hardwareperman
ent fault
ID130
unrecoverBusOV
P
Busovervoltagepe
rmanent fault