Are you staying up-to-date with the ever-changing UL changes? In Episode 4 of ROK Talk on Industrial Components, Bill and Paul discuss recent UL changes with Senior Technical Consultant, Jonathan Johnson. They explore updates of UL 508a third edition (take 2) that went into affect in April of 2020. Topics include added definitions of Surge Protective Devices (SPD) to align with NEC and NFPA79, added requirements for wiring Ferrules, and Short Circuit Ratings. To hear Jonathan discuss more on panel design, check out the following YouTube series: https://www.youtube.com/playlist?list=PL41paEfBj4fwQJ0PPDNBH6xH9bsnEc0Ag.