Relays
ELECTRONICS DEVICES LATEST POST

Different Types of Relays used in Protection System and their Applications

What is Relay : A relay is an electro-mechanical switch which is used to open or close a circuit . It’s operated by a relatively small electric current, which is capable of sensing abnormal conditions in electrical circuits. Relays are used where it is necessary to control a circuit by a separate low-power signal, or where several circuits […]