| Name | Description |
|---|
| ConstantExcitation | Constant Excitation (feed through) |
| ESAC1A | AC1A Excitation System [IEEE2005] |
| ESAC2A | AC2A Excitation System [IEEE2005] |
| ESDC1A | DC1A Excitation System [IEEE2005] |
| ESDC2A | DC2A Excitation System [IEEE2005] |
| ESST1A | ST1A Excitation System [IEEE2005] |
| ESST4B | ST4B Excitation System [IEEE2005] |
| EXAC1 | AC1 Excitation System [IEEE1981] |
| EXAC2 | AC2 Excitation System [IEEE1981] |
| EXNI | Type NI (NVE) - Bus or Solid Fed SCR Bridge Excitation System (AC6A from [IEEE1992]) |
| EXST1 | ST1 Excitation System [IEEE1981] |
| IEEET1 | IEEE Type 1 Excitation System [IEEE1968] |
| IEEET2 | IEEE Type 2 Excitation System [IEEE1968] |
| IEEEX1 | 1979 IEEE Type 1 Excitation System Model and 1981 IEEE Type DC1 Model |
| SCRX | SCRX - Bus Fed or Solid Fed Static Exciter (AC4A from [IEEE1992] / AC4C from [IEEE2016]) |
| SEXS | SEXS - Simplified excitation system model (AC4 from [IEEE1981]) |
| ST5B | ST5B Excitation System [IEEE2005] |
| URST5T | IEEE Proposed Type ST5B Excitation System [IEEE2005] |
| BaseClasses | Base classes used in excitation systems from PSSE |