SOFAR 3.3~12KTLX-G3 User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd.
Logical interface derating
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.
String fuse open circuit
alarm
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.
Note: the above table is our general fault ID list, all fault IDs of this inverter can
be found in the above table.
7.2. Maintenance
Inverters generally do not need any daily or routine maintenance. But ensure
heat sink should not be blocked by dust, dirt or any other items. Before the
cleaning, make sure that the DC SWITCH is turned OFF and the circuit breaker
between inverter and electrical grid is turned OFF. Wait at least for 5 minutes
before the Cleaning.
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