SOFAR 3.3~12KTLX-G3
User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd.
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ID98 HwBusOVP Inverter bus hardware
overvoltage
ID99 HwBuckBo
ostOCP
BuckBoost hardware
overcurrent
ID100 Reserved
Reserved
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.
ID102 HwPVOCP PV hardware overcurrent
ID103 HwACOCP AC output hardware
overcurrent
ID110 Overload1 Overload Protection 1
ID111 Overload2 Overload Protection 2
ID112 Overload3 Overload Protection 3
ID113 OverTemp
Derating Overtemperature derating
Ensure the installation position and installation
method meet the requirements of this user manual.
Check whether the ambient temperature of the
installation position exceeds the upper limit. If yes,
improve ventilation to decrease the temperature.
Check whether the inverter has dust and dust,
whether there are foreign matters blocking the fan
at the air inlet. If so, please improve the ventilation
and heat dissipation of the environment. It is
recommended that the inverter should be cleaned
once every half a year.
ID114 FreqDeratin
g
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 FreqLoadin
g
Frequency loading
ID116 VoltDeratin
g
Voltage derating