
User Manual
6 Electrical Connection
step 4 Check for polarity correctness.
NOTICE
If the PV polarity is reversed, the inverter will be in a fault or alarm state and will not
operate normally.
6.3.3 Installing the PV Connector
Step 1 Rotate the DC switch to "OFF” position.
Step 2 Check the cable connection of the PV string for polarity correctness and ensure that the
open circuit voltage in any case does not exceed the inverter input limit of 1,000V.
Step 3 Connect the PV connectors to corresponding terminals until there is an audible click.
version 1.0 : 2024/3/29
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