What are double pole switches used for?
A double pole switch can be used to control light and a fan or 2 lights on separate circuits. It is easy to wire a double pole switch to work as a single pole switch because only one side is used instead of both.
What does 2 Pole mean in electrical?
2-pole means that the device plug is not earthed and it normally has two pins that transmit electricity. Originally, all electrical devices were fitted with 2-pole plugs, which means that the devices were not earthed and that all mains sockets were constructed for 2-pole plugs.
How common are double pole switches and where are they used?
Double pole switches are more common in industrial settings or factories, however they can be used as a safety shut-off for a residential appliance.
What is the difference in single pole and double pole switches?
The main difference between a single pole switch and a double pole switch is related to the number of terminals they have and the number of circuits they control .
What is dual pole dual – throw switch?
A Double Pole Double Throw (DPDT) switch is a switch that has 2 inputs and 4 outputs; each input has 2 corresponding outputs that it can connect to. Each of the terminals of a double pole double switch can either be in 1 of 2 positions. This makes the the double pole double throw switch…
What is double pole single through switch?
A Double Pole Single Throw (DPST) switch is a switch that has 2 inputs and 2 outputs; each input has 1 corresponding output. Each of the terminals of a double pole single switch can either be in the on position (closed) or in the off position (open).
How does a double pole switch work?
A double pole switch has two sets of separate contacts for controlling the electrical power. By flipping the lever, these two contacts are simultaneously moved to the open or closed position.