What is the minimum size for a solid conductor installed in a raceway?

The minimum size for a solid conductor installed in a raceway is based on the National Electrical Code (NEC) regulations, which provide guidelines to ensure safety and proper functioning of electrical installations. According to the NEC, the minimum size for a solid conductor typically recognized in most residential and commercial applications is indeed 8 AWG.

This standard ensures that the conductor can handle the expected load while minimizing risks such as overheating. Conductors smaller than this may not be able to safely carry the amperage required for most circuits, potentially leading to wire damage or even fire hazards. Understanding these specifications is crucial for anyone involved in electrical installations to ensure compliance with safety regulations and effective performance of the electrical system.