[Journeyman] 14. GFCI and AFCI Protection: Different Hazards and Rules

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

Opublikowano: 2026-10-21

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: * The distinct safety hazards addressed by GFCI personnel shock protection versus AFCI arcing-fire protection. * Why Class A GFCI devices sense conductor current imbalance across 4 to 6 mA thresholds without needing an equipment grounding conductor. * How AFCI protection identifies hazardous arcing waveforms without replacing standard overcurrent and overload protection. * Why code edition and occupancy t...