ArcContinuousFault

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An arc has been detected within the PV system, and the maximum number of automatic switch-ons within a 24-hour period has been reached. This indicates a persistent arcing fault, and the inverter will disconnect from the grid for safety reasons, displaying the code for approximately 4 seconds.

• Continuous arcing fault in the photovoltaic system cabling or components.
• Damaged PV system components, such as wiring, connectors, or module junction boxes, leading to persistent arcs.

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1. 1

   Before confirming the status, thoroughly check the entire photovoltaic system for possible damage to wiring, connectors, and modules.

2. 2

   Engage qualified personnel to repair any damaged components detected in the PV system.

3. 3

   Do not reset the inverter until the source of the arc fault has been identified and safely rectified.