At the 500 kV Lugovaya substation, two relay protection and electroautomatics complexes have been replaced. Instead of electromechanical relay protection devices, two cabinets of RZA microprocessor ...

Rosseti FGC UES (FGC UES, PJSC) has upgraded the relay protection and emergency automation system at several power facilities in Primorsky krai and Amur region. This has improved control over the ...

A Relay Protection Tester is designed to simulate electrical quantities such as current, voltage, frequency, and phase, allowing engineers to test protective relays under controlled conditions.

In continuing to provide the protective relay market with the newest innovations for replacement units, Basler Electric is offering a microprocessor-based BE1-50/51B-230 as an exact plug and play ...

Schweitzer Engineering Laboratories (SEL) released the SEL-T400L Time-Domain Line Protection—the world’s first traveling-wave microprocessor-based relay. It detects power system faults and sends a ...