9+ AC Capacitor Wiring Colors: Guide & Chart

ac capacitor wiring colors

9+ AC Capacitor Wiring Colors: Guide & Chart

In alternating current (AC) circuits, capacitors often employ color-coded wires for identification and safe connection. This standardized system allows technicians to quickly and accurately determine the function of each wire, simplifying installation and maintenance. For instance, a common configuration uses a specific color to denote the common terminal, another for the hermetically sealed start terminal, and yet another for the run terminal.

Correct wire identification is crucial for preventing damage to the capacitor and the entire HVAC system. Miswiring can lead to improper operation, component failure, or even safety hazards. Historically, this color-coding system evolved to streamline installation processes and reduce errors, improving the reliability and safety of AC units. Standardized wiring practices also facilitate troubleshooting and repair.

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