Grid-Tied Power Generation - Chint Power CPS SCA20KTL-DO Installation And Operation Manual

(4) Fault mode, as shown in Figure 6-4:
The inverter will disconnect from the power grid and turn into fault mode
when the inverter or power grid fails. Check the specific cause in
"Troubleshooting table" (Table 7-2) according to the fault message displayed
on the LCD and eliminate the fault referring to the instructions.
WARNING:
All the installation and wiring connections should be performed by
qualified technical personnel. Disconnect the inverter from PV
modules and the AC supply before undertaking maintenance.
Do not operate or maintain the inverter until at least 5 minutes after
disconnecting all sources of DC and AC.

6.4 Grid-tied power generation

CPS SCA20/25KTL-DO series inverter has an automatic grid-tied power
generation process. It will check constantly whether AC power grid meets the
conditions for grid-tied power generation, and also test whether the PV array
Standby
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Figure 6-3 Inverter system in standby mode
SPICommErr
Figure 6-4 Fault indication interface
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