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Error Code - 178-180 (v3.18xx) or 18xB2-4 (v3.19xx)

CPU v3.18xx and below - Error Code - 178-180

CPU v3.19xx and above - Error Code - 18xB2-4

Error Message: Vf1/2/3 Surge

Solutions: Ground Current Surge

  • Check the AC connection to the inverter
  • Check with the grid operator if a large surge source or irregular load exists near the site.
  • If the grid does not problems contact SolarEdge support.

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