ElecTrack

Draw a switchyard · simulate energizing paths

Left-click select/drag · Right-click add/edit/delete · drag to pan · double-click to toggle · Keys: S=Run, E=Export, P=Play, Ctrl+S=Save, Ctrl+O=Open
Legend
Carrying current — source → load
Energized (live, idle)
Open device
De-energized
Source  ·  Load