| Name | Description |
|---|
| SystemBase | System Base Definition |
| Controls | Models that represent controllers used in machines such as exciters, stabilizers and governors, for example |
| Banks | Models representing shunt devices that compensate reactive power |
| Branches | Models that represent devices that connect two or more buses such as transformers and power lines |
| Buses | Models that represent electrical nodes of a circuit |
| Events | Models that can be used for the representation of events in a power system such as three-phase faults |
| FACTS | Models that represent devices used in the Flexible AC Transmission System (FACTS) paradigm |
| Loads | Models that represent various types of loads in a power system |
| Machines | Models that represent the rotating electrical machines connected to a power system such as generators and motors |
| Sensors | Models that can represent sensors used in a real power system |
| Solar | Models that represent photovoltaic solar cells and their interface to the grid |
| ThreePhase | Package with three-phase and hybrid positive-sequence/three-phase models |
| Wind | Models that represent wind generators and their controls |
| Essentials | Contains models that can be extended for purposes of initialization with power flow results |