Heatsink Overheat
Yaskawa · P1000
¿Qué significa oH ?
The temperature of the drive's heatsink has exceeded its safe operating limit. This indicates insufficient cooling for the drive's power components.
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Inspect the drive's heatsink fins and cooling fan for dust, debris, or obstructions.
- 2
Verify the cooling fan's functionality and free rotation when the drive is powered on.
- 3
Measure the ambient temperature within the drive's enclosure and verify it is within the specified operating range.
- 4
Monitor the drive's output current (U1-01) on the display and compare it against the motor and drive rated currents for potential overload.
- 5
Verify drive parameters such as carrier frequency (C1-01) and motor full load current (E1-04) against application requirements.