An experienced protection and integration engineer can help determine the best configurable relay settings to provide maximum system protection and advanced functionality. Photo courtesy: Emerson ...

Abstract: At the 44th Annual Conference for Protective Relay Engineers in 1991, Walt Elmore presented the paper “Ways to Assure the Improper Operation of Transformer Differential Relays.” This paper ...

Based on Trayer Engineering's original VFI design introduced in 1980, the 3000 Series three-phase vacuum fault interrupters take this design and incorporate the latest advancements of vacuum ...

The importance of reliable, high-quality electric power is increasingly being recognized by utility customers. The importance of reliable, high-quality electric power is increasingly being recognized ...

A new free Wiring Guide from Pilz Automation Technology makes it even easier to design and maintain machinery safety-related control circuits that utilise the Pilz PNOZelog range of ...

The MCPC Series are microprocessor-based control relays designed for use with resistive loads. The devices have current ratings from 25 A to 90 A that operate from 48 VAC to 530 VAC at 0-100% control ...