[Journeyman] 13. Overcurrent Protection and Device Ratings

Podcast: Trades Exam Prep · Ran Chen, EA, CFP®

Opublikowano: 2026-10-20

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: * Explain how overloads, short circuits, and ground faults relate to overcurrent under the 2023 NEC. * Identify standard fuse and circuit-breaker ampere ratings listed in NEC Section 240.6(A). * Apply the three conditions required to use the next-size-up overcurrent rule in NEC 240.4(B). * Distinguish feeder conductors from multioutlet branch circuit conductors when applying rounding rules. * I...