F218

Amplifier overtemp. shutdown

Indramat · DIAX 04

What does F218 mean?

The DIAX04 SSE-03VRS drive's internal temperature sensor has detected an excessive temperature, leading to a shutdown to prevent damage. This usually indicates inadequate cooling or sustained operation beyond the drive's thermal limits. Continued operation in this state can permanently damage the power components.

Common Causes

  • Ambient temperature around the DIAX04 SSE-03VRS is too high.
  • Cooling fan on the DIAX04 SSE-03VRS is blocked, dirty, or faulty.
  • Heat sink fins on the drive are clogged with dust or debris, impairing heat dissipation.
  • Drive is undersized for the application, leading to sustained overcurrent and excessive heat generation.
  • Improper installation, such as insufficient clearance for airflow in the control cabinet.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Allow the DIAX04 SSE-03VRS drive to cool down. Do not attempt to reset until the temperature has normalized.

  2. 2

    Inspect the cooling fan on the drive for proper operation and ensure it is free from obstructions and dust.

  3. 3

    Clean the heat sink fins of the DIAX04 SSE-03VRS to remove any accumulated dust or debris.

  4. 4

    Verify the ambient temperature in the control cabinet is within the specified operating range for the DIAX04 SSE-03VRS.

  5. 5

    Check the drive loading by monitoring motor current and duty cycle to ensure it is not consistently exceeding its rated capacity. Consider resizing if necessary.

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Verified technical data. Last updated: March 2026

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