Double Pole Switch Diagram. Do not connect this switch directly to a ring circuit. For 20 32 40 45 50 amp double pole switches.
Connect the cables as shown in the diagram. A double throw switch connects an input terminal to one of two output terminals. It has four terminals.
The dpst switch often appears in circuit breakers where it is used for 240 volt circuits with each pole carrying 120 volts.
The two way switch is used to on off the light fan from two different locations. A double pole switch is what you need to control a 240 volt device because 240 volt circuits have two hot wires. The one way single pole two way double pole are the two types of an electrical switch. Connect the cables as shown in the diagram.