Over-heat in Power Module Cooler
Kone · Frequency Inverter
¿Qué significa 3 ?
This error indicates that the cooling system responsible for the power module has detected an over-temperature condition. This protective measure will typically lead to a thermal shutdown of the drive to prevent damage to the sensitive power components from excessive heat.
Causas comunes
- Clogged or dirty heatsinks and/or cooling fans reducing cooling efficiency.
- Malfunctioning or failed cooling fan(s) for the power module.
- Ambient temperature around the drive exceeding its specified operational limits.
- Faulty temperature sensor providing an incorrect reading for the power module cooler.
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Clean any accumulated dust or debris from the heatsinks and cooling fans associated with the power module.
- 2
Verify that all cooling fans are operating correctly and providing adequate airflow to the heatsinks.
- 3
Check the ambient temperature within the drive cabinet; ensure it is within the specified operating range.
- 4
If accessible, measure the temperature of the power module cooler directly to confirm the accuracy of the sensor reading.