Bimetallic Thermal Relay Bimetallic thermal relays consist of two strips of different metals. These dissimilar metals are permanently joined. Heating the bimetallic strip causes it to bend because the ...

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.

IEC Rated Motor Contactors are devices used to control electric motors by switching them on and off. They are designed to handle the electrical load of motors and provide protection against overloads ...

This chapter covers representative general-purpose relays used in the control circuits of most industrial, commercial, and consumer products. Relay names and terminology are in accordance with ...

When designing equipment with switching functions, most engineers find that switching high currents and high voltages is a major problem. A solid-state solution may be possible, but it’s complex and ...