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30001

Controller over-temperature (_ecOVER_TEMPERATURE)

ABB · ACS850 Standard Program Firmware

¿Qué significa 30001 ?

The drive's internal temperature sensor has detected a dangerously high temperature, exceeding the model-dependent TEMPERATURELIMITFATAL threshold (e.g., 80°C for e190 3A/e180, 75°C for e190 6A/9A). Sustained over-temperature operation can severely reduce the lifespan of electronic components and lead to drive failure.

Causas comunes

  • Insufficient cooling airflow through the drive's enclosure due to blocked vents or failed internal fan.
  • Ambient operating temperature within the control cabinet exceeding the drive's maximum rated temperature.
  • Drive operating continuously above its nominal output current, leading to excessive internal heat generation.
  • Malfunctioning internal temperature sensor providing inaccurate readings.
  • Nearby heat sources (e.g., other drives, transformers) radiating excessive heat onto the drive.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    1. Clear any obstructions from the drive's ventilation openings and heatsink fins using compressed air (power off first).

  2. 2

    2. Measure the temperature inside the control cabinet at the drive's location with a calibrated thermometer.

  3. 3

    3. Monitor the drive's internal temperature via parameter (e.g., P9-01) and compare it against the specified limits.

  4. 4

    4. Verify the operation of the internal cooling fan by visual inspection of blade rotation or listening for fan noise.

  5. 5

    5. Reduce the motor's average current draw by optimizing motion profile or adjusting motor parameters (e.g., P1-03).

  6. 6

    6. Check for proper cabinet ventilation, including functioning exhaust fans and clean air filters.

Ver todos los códigos en este manual (57)
Datos técnicos verificados. Última actualización: March 2026

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Fuente: ABB ACS850 Standard Program Firmware