| Electric Wiring Symbols | |
| Panels, Circuits, and Miscellaneous | |
| Lighting panel |  |
| Power panel |  |
| Branch circuit concealed in ceiling or wall |  |
| Branch circuit concealed in floor |  |
| Branch circuit exposed | ——– |
| Home run to panel board with number of circuits indicated by number of arrows |  |
| Generator |  |
| Motor |  |
| Instrument |  |
| Power transformer (or draw to scale) |  |
| Controler |  |
| Isolating switch |  |
