This AC power switch circuit senses the presence of AC current in one outlet of a multi-outlet power strip and switches power to the remaining outlet(s). It utilizes a current transformer, single ...

Relays are electromechanical devices that use a magnetic solenoid to actual a switch. When current is passed through the solenoid coil, it produces a magnetic field. The magnetic field is strengthened ...

Solid state relays (SSR) are electrically operated switches with no moving components that are used to isolate circuits or batteries, detect faults on transmission and distribution lines, and control ...

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.

A relatively low triggering energy on the SSR input switches the output on or off. There are three main types of SSRs, classified by the type of input. Reed-relay coupled SSRs send the input signal ...