Event F923


Qualified person

Event message:

  • F923 Battery Max Temperature

Explanation:

A battery cell has exceeded the upper temperature limit.

Corrective measures:

  • Disconnect the battery and inverter from voltage sources.

  • Allow the battery to cool to at least 25°C.

  • Ensure that all cables on the battery modules are connected correctly.

  • Ensure that aeration and ventilation of the battery-storage systems is working properly.

  • Recommission the system.