Single Pole Single Throw Symbol

A single pole double throw switch can serve a variety of functions in a circuit.

Single pole single throw symbol.

A simple on off switch. A single pole single throw spst switch is a switch that only has a single input and can connect only to one output. It is also called a changeover switch. This switch can be on in both positions switching on a separate device in each case.

Double pole single throw dpst a pair of on off switches which operate together shown by the dotted line in the circuit symbol. Single pole single throw. It can serve as an on off switch depending on how the circuit is wired. Some spdt switches have a central off position and are described as on off on after selecting the spdt symbol you can change the switch position up center or download by the action button.

The two terminals are either connected together or disconnected from each other. A single pole single throw switch serves in circuits as on off switches. Single pole single throw normally open a simple on off switch. For example a spdt switch can be used to switch on a red lamp in one position and a green lamp in the other position.

The two terminals are normally disconnected open and are closed when. Spdt single pole double throw. A single pole double throw spdt switch is a switch that only has a single input and can connect to and switch between 2 outputs. A dpst switch is often used to switch mains electricity because it can isolate both the live and neutral connections.

A 2 way changeover switch directs the flow of current to one of two routes according to its position. Single pole double throw. An example is a light switch.