SOFAR 1.1K~3KTL User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
LCD display the current state of the inverter，display as shown in the figure below.
Inverter states includes: wait、check、normal、fault and permanent
Wait:Inverter is waiting to Check State at the end of reconnection time. 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
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.
Permanent:Inverter has encountered unrecoverable error, we need maintainer
debug this kind of error according to error code.
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