| ANSI Code | Description |
| 21 | Phase Impedance Protection |
| 21N | Ground Voltage Protection |
| 27 | Under Voltage Protection |
| 46 | Negative Phase Sequence Protection |
| 46BC | Broken Conductor Detection |
| 47 | Negative Phase Sequence Over Voltage Protection |
| 50 | Instantaneous/Definite Time Phase Over current Protection |
| 51 | Inverse Time Phase Over current Protection |
| 50N | Instantaneous/Definite Time Ground Over current Protection |
| 51N | Inverse Time Ground Over current Protection |
| 59 | Over Voltage Protection |
| 59N | Residual Over Voltage Protection |
| FLC | Fault locator |
| 67P | Directional Phase Over current Protection |
| 67N | Directional Ground Over current Protection |
| 68 | Out of Step Protection |
| 50BF | Breaker Failure |
| VTS | VT Supervision Detection |
| CTS | CT Supervision Detection |
| 79 | Auto reclosing |
| 86 | Lockout (Trip command) |
