All questions and answers are based on the 2017 NEC. Underlined text indicates a Code change. Q. What does the Code require for overcurrent protection of flexible cords, flexible cables, and fixture ...

All questions and answers are based on the 2017 NEC. Q. Per the NEC, overcurrent protection devices must be placed at what location in branch-circuit or feeder conductors? A. Except as permitted by ...

This circuit provides latching and high-speed overcurrent protection for power-factor corrected (PFC) boost converters operating at dc voltages to 380 V. Overcurrent damage of PFC front-end boost ...

The more functionality that a system has to present to the user, the more complex and power-hungry it tends to be. Power architects are under tremendous pressure to expand the boundaries of power ...

One of the most common reasons to measure current in today’s automotive systems is to detect fault conditions and respond to them quickly. I touched on this topic previously in Signal Chain Basics ...

This 'back-to-the-basics' video that explains how non-directional overcurrent works. It shows the difference between a fuse and an overcurrent protections scheme with current transformer, relay and ...

With the rise of vehicle electrification, the number of digital power control systems and electric motors in automobiles is expanding rapidly. Correspondingly, electrical systems must be as efficient ...

S&C has upgraded Coordinaide — The S&C Protection and Coordination Assistant. It’s available now on the S&C website. The IntelliRupter PulseCloser application has been expanded to include a sensitive ...