For the PDF version of this article, click here. Protecting power transistors against overcurrent failure has always been a challenging issue in power circuit design. In order to protect against even ...

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 ...