Schweitzer Engineering Laboratories has 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 trip ...

AREVA Transmission & Distribution has just launched a new, cost-efficient and user-friendly family of advanced numerical distance and differential protection relays in its MiCOM range. Models exist ...

The M-949-11 Line Sense Relay is a small, PCB-mounted loop current detector with the safety and reliability features required for UL and British Standard (BSI) regulated telephone applications. The ...

The 5-inch, 800-by-480-pixel color touchscreen display lets users seamlessly navigate to the various folders and application options. Users can create custom bay screens exhibiting one-line diagrams, ...

Solid-state relays provide robust solutions for electronic switching in load control applications and hold many advantages over electromechanical relays. New, emerging solid-state relay designs offer ...

Thanks to ongoing innovations in technology, electrical engineers' approach to motor protection has changed over the years. The traditional strategy to large AC motor protection (e.g., over 500 hp), ...

The essence of the circuit is for the input of tone and signal to provide an activation for the relay switch. Relay – an electrically operated switch where the current flowing through the coil of the ...