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ErrorLib — Industrial Fault Code Library

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241

ArcContinuousFault

Fronius · Primo GEN24 Operating Instructions

What does 241 mean?

An arc has been detected in the PV system, and this code is displayed immediately after code 240. The inverter disconnects from the grid for safety. This code signifies an ongoing safety-critical arcing fault that requires manual intervention.

Common Causes

  • Persistent arcing fault in the photovoltaic system wiring or components.
  • Underlying damage in the PV system that requires attention before restarting operation.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Before resetting the inverter, carefully check the entire photovoltaic system for any signs of damage to wiring, connectors, and modules.

  2. 2

    Engage qualified personnel to repair any damaged components.

  3. 3

    Reset the status code by pressing the 'Enter' key on the inverter display after ensuring the system is safe.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

102AC voltage too high103AC voltage too low105AC frequency too high
Source: Fronius Primo GEN24 Operating Instructions
Open Manual (Page 104)Search more codes in this manual