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 ...

Microcontroller units (MCUs) are generally limited with lower drive on the I/Os. Most of the applications requiring MCU boards to drive high-current loads need discrete implementation and additional ...

STMicroelectronics’ IPS1050LQ low-side switch IC provides flexible overcurrent protection, including a static mode ...

Power surge damage to Public Switched Telephone Network (PSTN) and VoIP equipment may occur as a result of lightning and ESD surges, power contact, and induction with ac lines. The 2Pro device ...

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 ...

TE Circuit Protection has developed a device that helps protect both cost-sensitive PSTN and VoIP telephony equipments, and the customers themselves. PSTN and VoIP equipments are prone to damage due ...

For modern distribution protection, Negative Phase Sequence (NPS) Protection is often relegated in favor of common elements such as Overcurrent (OC) or Earth Fault (EF), but NPS is an incredibly ...

As the electric distribution system transforms into a smarter network, Commonwealth Edison Co.’s distribution automation team has embarked on a step-change journey that will transform distribution ...

Sungrow, the global leading PV inverter and energy storage system provider, announced the successful completion of a ...