Sofar solar 1.1K-3.3KTL-G3 - Maintenance

SOFAR 1.1K~3.3KTL-G3 User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
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ID81
OverTemp
Derating
The inverter has
derated because of
the temperature is
too high
Ensure the installation position and
installation method meet the requirements of
Section 3.4 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.
ID82
OverFreq
Derating
The inverter has
derated because of
the grid frequency is
too high
Inverter automatically reduce the output
power when the frequency of electrical grid is
too high.Please make sure the grid frequency is
within the acceptable range.
ID83
RemoteDerating
The inverter has
derated by the
Remote control
Inverter records ID83 in case of remote
power derating operation. Check the wiring of
remote input and output control signal port on
the communication board according to Section
4.5 of this user manual.
ID84
RemoteOff
The inverter has
shut down because
by the Remote
control
Inverter records ID84 in case of remote
shutdown operation. Check the wiring of remote
input and output control signal port on the
communication board according to Section 4.5 of
this user manual.
ID85
UnderFrequency
Derating
Inverter derated
because the grid
frequency is too low
Inverter automatically reduce the output
power when the frequency of electrical grid is
too low. Please make sure the grid frequency is
within the acceptable range.
ID89
UnderFreq
UpPower
Under frequency up
power
Please make sure the grid frequency is
within the acceptable range.
ID93
Lightning
protection alarm
Lightning
protection tripped
Please check if the machine is damaged and
contact the technician for help.
ID94
Softwareversion
isnotconsistent
The software in the
control board and
the communication
board is not
consistent
Contact technical support to upgrade
software.
ID95
Communication
boardEEPROM
fault
The communication
board EEPROM is
fault
ID95~ID96 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.
ID96
RTCclockchip
anomaly
RTC clock chip is
fault
ID97
Invalid Country
The country is
invalid
Check the country setting according to
Section 6.3 (C) 5.Country of this user manual, If
it’s incorrect, change it according to Section 6.3
(A) 4.Set Country Code of this manual.
ID98
SDfault
The SD card is fault
Please replace the SD card.
7.2. Maintenance
Inverters generally do not need any daily or routine maintenance. Heat sink