Class starts at 5pm Eastern (NC & OH) Time on May 29, 2025. Access your live online webinar via Zoom […]

Class starts at 5pm Eastern (NC & OH) Time on April 24, 2025. Access your live online webinar via Zoom […]

Class starts at 5pm Eastern (NC & OH) Time on March 27, 2025. Access your live online webinar via Zoom […]

Class starts at 5pm Eastern (NC & OH) Time on February 27, 2025. Access your live online webinar via Zoom […]

Class starts at 9am Eastern (NC & OH) Time on May 01, 2025. Access your live online webinar via Zoom […]

Class starts at 9am Eastern (NC & OH) Time on April 03, 2025. Access your live online webinar via Zoom […]

Class starts at 9am Eastern (NC & OH) Time on March 06, 2025. Access your live online webinar via Zoom […]

Class starts at 5pm Eastern (NC & OH) Time on May 14, 2025. Access your live online webinar via Zoom […]

Class starts at 5pm Eastern (NC & OH) Time on April 16, 2025. Access your live online webinar via Zoom […]

Class starts at 5pm Eastern (NC & OH) Time on March 19, 2025. Access your live online webinar via Zoom […]

Class starts at 5pm Eastern (NC & OH) Time on February 19, 2025. Access your live online webinar via Zoom […]

About the video Learn how to wire a three-way switch step-by-step, where there are two switches on opposite sides of […]

2023 National Electrical Code, NFPA70E & State Laws Approved for all Texas TDLR electrical licenses that require continuing education. Meets the code, state laws and safety content requirements. Expires 02/20/2025

About the videos This seven-part lesson provides a guide to Dwelling Unit Service Calculations. You’ll learn the essential codes and […]

About the video This lesson explores the concept of available fault current in electrical systems. It covers the importance of […]

This video provides an essential overview of the space requirements around electrical equipment as per NEC 110.26!

About the video Join us as we delve into the practical aspects of generator installation. This detailed tutorial covers everything […]

In this video, you will learn about the intricacies of electric vehicle (EV) batteries and charging systems, including the differences between hybrid and fully electric vehicles, and the evolution of battery capacity over recent years. It delves into charging options available for EVs, such as AC and DC charging, and explains the charging infrastructure necessary for these vehicles.

In this video, you will learn about the critical roles of inverters and rectifiers in electrical systems, including their applications in various power conversion processes. Starting with an introduction to AC and DC power sources, the video delves into how these devices facilitate the conversion between alternating current (AC) and direct current (DC), a fundamental concept for powering electronics and achieving efficient energy transmission. You'll gain insights into the construction and operation of rectifiers and inverters, including the use of diodes and transistors like IGBTs or MOSFETs, to manage current flow and mimic AC waveforms through techniques such as pulse width modulation (PWM). Additionally, the video explores practical applications of these technologies in devices like variable frequency drives (VFDs) and uninterruptible power supplies (UPSs), highlighting their significance in industrial automation, renewable energy systems, and electric vehicles.

About the video You will learn the specific burial depths required by the 2023 NEC for different types of conduits, […]