Siemens SINAMICS S210 Operating Instructions Manual page 500

Faults and alarms
15.2 List of faults and alarms
Remedy: - adapt the load duty cycle.
- check whether the fan is running.
- check the fan elements.
- check whether the ambient temperature is in the permissible range.
- check the motor load.
- reduce the pulse frequency if this is higher than the rated pulse frequency.
Notice:
This fault can only be acknowledged after the alarm threshold for alarm A05001 has been undershot.
See also: r0037 (Drive temperatures)
F30027 Power unit: Precharging DC link time monitoring
Reaction: OFF2
Acknowledge: IMMEDIATELY
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SINAMICS S210 servo drive system
Operating Instructions, 01/2019, A5E41702836B AC