Relays and contactors use a variety of technologies to switch signals and power connections. Many devices called relays use similar techniques and topologies, but the terminology can be confusing.

The C440 and XT electronic overload relay lines are now available up to 175A and feature integral ground fault protection and communications capabilities in a single, compact device. With a universal ...

A motor protection relay safeguards electric motors by detecting thermal stress, phase imbalance, stall, and abnormal ...

Responding to industry demand for a smaller footprint and cost savings in motor control applications, Mitsubishi Electric Automation, Inc., announces the release of MS-T Series contactors and motor ...

Inspired by input from panel builders, system integrators and end users around the world, Rockwell Automation engineers developed the new Allen-Bradley E300 electronic overload relay. The E300 ...

ABB, together with Onlinecomponents.com, features their thermal overload relays. The thermal overload relays are economic electromechanical protection devices. The devices offer reliable protection ...