Alarm ID | Alarm Name | Alarm Severity | Possible Cause | Suggestion |
321 | Cabinet Over temperature | Major | Cause ID = 1
| 1. Check the ventilation and ambient temperature of the SUN2000 installation position. 2. If the ventilation is poor or the ambient temperature exceeds the upper threshold, improve the ventilation and heat dissipation. 3. If the ventilation and ambient temperature both meet requirements, contact Huawei technical support. |