Do you know what OSHA has to say about electrical safety testing requirements on jobsites? In the rugged construction site environment flexible cords that supply portable tools and appliances are all ...

You might think that with all our modern technology and safety awareness, homes would have safe electrical systems by now.

This answer is based on the 2017 NEC. A. Ground-fault protection of equipment is required for 277/480V service disconnects rated 1,000A or more. The rating of the ...

Power systems today operate in an environment where reliability and safety must be maintained despite rising loads, expanding ...

Electrical standards for PV systems: In part one of this series we looked at the background and scope of the U.S. National Electrical Code (NEC). We continued with a survey of 2011 NEC coverage of ...

Understanding the advantages, limitations, and use cases of each technology helps engineers create reliable consumer products.

When the voltage at an input of a switch, multiplexer, or signal-line circuit protector exceeds the voltage that powers those devices, you define the excessive input voltage as a fault. This ...

Electrical distribution needs are continuously evolving in residential, commercial, and industrial sectors. Owning to this, the demand for electrical power is on the rise, indicating the probability ...

AREVA Transmission & Distribution has just launched a cost-efficient and user-friendly family of advanced numerical distance and differential protection relays in its MiCOM range AREVA Transmission & ...