Una excelente base técnica sobre dibujo eléctrico y electrónico. Símbolos Eléctricos - Marea Verde
| Symbol Description | IEC Symbol Feature | ANSI Symbol Feature | | :--- | :--- | :--- | | | Three circles with a sine wave | Three horizontal lines with a wave | | DC Voltage | A line with a dotted line parallel | A plus and minus sign inside a circle | | Ground (Earth) | Three descending parallel lines | A vertical line with three horizontal lines | | Chassis Ground | A rake-like symbol | A triangle with a line | simbologia electrica industrial pdf