2 Pole Double Throw Relay

Dpst double pole single throw relays are equivalent to a pair of spst switches or relays actuated by a single coil.

2 pole double throw relay.

It has 2 terminals and 4 connectors and you can look at the dpdt relay as the equivalent of 2 single pole double throw spdt relays. Panasonic ds2y s dc5v electromechanical relay double pole double throw 2a 5 volt 125 ohm pack of 2 12 36 12. This is the circuit below. When the relay is powered the red led and the fan shut off and the green led and the dc motor turn on.

Omron ly2 ac110 120 general purpose relay standard type plug in solder terminal standard bracket mounting single contact double pole double throw contacts 9 9 to 10 8 ma at 50 hz and 8 4 to 9 2 ma at 60 hz rated load current 110 to 120 vac rated load voltage 4 6 out of 5 stars 18 12 35 12 35 get it as soon as wed jul 22. We re going to connect a double pole double throw relay to a circuit to light up leds. 36 6 18 relay get it as soon as wed sep 9. The poles may be form a or form b or one of each.

Including two for the coil such a relay has a total of six terminals. The dpdt relay double pole double throw is quite interesting and can be used in various scenarious including for changing the direction of a motor as you can see in the picture below.