Here is a list of terms associated with power issues.
| Name | Definition |
| Fault | Momentary loss of power |
| Blackout | Prolonged power outage |
| Sag | Momentary low voltage |
| Brownout | Prolonged Low voltage |
| Spike | Momentary spike in voltage |
| Surge | Extended spike in voltage |
| Inrush | Initial voltage “surge” when a device is plugged in |
Here is a visual image.
