Alliance brings power and utility companies a cutting-edge solution for driving relay setting development efficiency, ensuring data accuracy and achieving NERC PRC-027-1 compliance MARLBOROUGH, Mass., ...

The objective of protective relays and protective schemes is to protect electrical equipment such as transformers, lines, cables, bus bars, etc. during abnormal system conditions. Hence, protective ...

To be competitive, some electrical contractors often supply low-voltage (LV) service entrance switchboards and switchgear that meet the minimum safety requirements of the National Electrical Code (NEC ...

Mitsubishi Electric recently visited EnergyVille, a collaboration between the Flemish research partners KU Leuven, VITO, imec and UHasselt, to install a prototype of its HVDC line protection relay ...

Members can download this article in PDF format. Power systems employ diodes to perform a variety of functions. For example, diodes can protect against damage due to power-source reverse-polarity ...

NEW YORK (AP) - A relay protection system that should have isolated a faulty distribution cable but didn't led to the loss of power that darkened Manhattan for several hours, Con Ed said Monday in a ...

National Semiconductor has introduced what the company claims is the industry's first system monitoring, protection and control integrated circuit (IC) with on-chip power management bus (PMBus) ...

Nearly 48 hours after the power outage that left parts of Midtown Manhattan and the Upper West Side in the dark, Con Edison has released its preliminary findings on the blackout. According to the ...

Power protection is like insurance: You pay for it, yet hope you don’t need it. But it’s not a simple “purchase.” The first protection question is, “What am I seeking to protect and against what event ...