GE Digital Energy has announced the Multilin 345 Transformer Protection Relay that provides users with a technologically advanced, easy to use, and cost-effective overcurrent transformer protection ...

Schweitzer Engineering Laboratories, Inc. (SEL) has announced wide-area-measurement-based control in a transformer relay for the first time. This enhancement to the SEL-487E Transformer Protection ...

Transformer secondary conductor protection for voltage levels less than 1,000V is adequately covered in Art. 240 of the National Electrical Code (NEC) – more specifically, Sec. 240.21(C)(4). There are ...

Revolutionary vacuum fault interrupter technology enhances uptime, safety, and remote management for high-density power infrastructures ATLANTA, Aug. 4, 2025 /PRNewswire/ -- Power and Data Management ...

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 ...

Schweitzer Engineering Laboratories, Inc. (SEL) announced the release of a new solution for digital secondary systems that uses IEC 61850-9-2 Sampled Values (SV) data streams for protection, ...

Eaton has announced the launch of a new range of power protection relays which it says are ideally suited for use in its medium voltage (MV) switchgear. The diversified industrial manufacturer has ...

Art. 450 begins with the short and to-the-point statement, “This article covers the installation of all transformers,” and then lists eight exceptions. In essence, Art. 450 covers power transformers, ...