A transformer protection relay does not replace upstream devices. It defines responsibility. By clearly assigning fault ...

Current transformer (CT) saturation presents a critical challenge in the realm of power system protection and automation. Under fault conditions, the magnetic core of a CT may become saturated, ...

A major benefit of S&C’s IntelliRupter PulseCloser — PulseClosing Technology — was recently demonstrated at Murfreesboro Electric Department, the electric utility serving customers in Murfreesboro, ...

HISTORY: High Resistance Grounding is a means of limiting ground fault current in electrical systems. Unrestrained fault current can cause severe equipment damage, product destruction, and personnel ...

The new Thomas & Betts Hi-Tech 38kV Trans-Guard OS Shorty Backup Current-Limiting Fuse provides risk reduction of disruptive transformer failure. Designed for use in 26.4 to 34.5kV distribution and ...

After a national arc-flash hazard analysis project was performed at eight recently constructed parts distribution warehouse sites for a Global 100 company as part of an OSHA Voluntary Protection ...

Rabie Ridge and Mayibuye residents have been left frustrated, as City Power works to resolve what has now been confirmed as a fault on the current transformers (CTs). The utility is in the process of ...