SOFAR 60-80KTLX-G3 User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd.
Inverter states includes: wait, check, normal and fault
Wait: Inverter is waiting to Check State when reconnect the system. In this state,
grid voltage value is between the max and min limits and so on; If not, Inverter will
go to Fault State or Permanent State.
Check: Inverter is checking isolation resistor, relays, and other safety requirements.
It also does self-test to ensure inverter software and hardware are well functional.
Inverter will go to Fault State or Permanent State if any error or fault occurs.
Normal：Inverter enter to Normal State，it is feeding power to the grid; inverter will
go to Fault State or Permanent state if any error or fault occurs.
Fault: Fault State: Inverter has encountered recoverable error. It should recover if
the errors disappear. If Fault State continues; please check the inverter according
error code.
When the control board and communication board ARM connection fail, the LCD
display interface as shown in the figure below.
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