Electrical Relay Diagram Spdt. A relay is an electrically operated switch. Introduction to relay different types of relays its terminals working applications relays are the essential component for protection switching of a number of the control circuits other electrical components.
In single pole double throw relay we have one pin is common 2nd are normally close and 3rd are normally open. A relay is an electrically operated switch. Wiring diagram for dpdt relay.
This article briefly discusses the relay basics different types.
Using this we can control two different circuits with the same single input. Wiring diagram for dpdt relay. 40a solid state relay technical data. All the relays react to voltage or current with the end goal that they open or close the contacts or circuits.