Smart 4 Way Switch Symbol
4 way switch configurations are used to control lights with three or more switches a 3 way switch is used on each end with one or more 4 way switches in between the two 3 way switches they do not have an on off position like single pole switches.
4 way switch symbol. Dimmer switch the dimmer switch symbol may refer to a variety of dimming type light switches which are used to control dimmable light fixtures commonly found in areas such as living rooms and bed rooms. 2 double pole switch 3 three way switch 4 four way switch k key operated switch f switch and fusestat holder p switch and pilot light t thermostat d dimmer switch l low voltage light switch m manual motor starter single pole switch b device switched designation circuit designation occupancy sensor a circuit designation. Contact driven by a pulse counter symbols.
As you will see most 4 way switch wiring is placed between the wiring of two 3 way switches therefore a 4way switch is installed with two 3way. Switch with neon lamp incorporated. The center switch is 4 way switch while the outer two switches are 3 way.
Mercury switch inclination or motion detector info. It has 4 terminals or poles and consists of two 3 way switches that are modified. The switch can be used to control the electricity supplying lights from three locations.
All four terminals are always brass in color. Foot operated switch. The switch symbols below include spst spdt dpst dpdt make contact break contact two way contact 2 position switch 3 position switch 4 position switch limit switch inertia switch mercury switch and also delay switch such as time delay switch time delay break flow actuate.
4 way switch wiring 4 way switches provide switching from three or more locations. Symbol of switches push buttons circuit switches. Wiring diagram symbols electrical switchbox single pole switch three way switch 1p switch 2p switch 4p switch 1dp switch 2dp switch.
Switch sdpt a pole. This page is just intended as an aid in case you want to view the sequence of images more slowly. Four way switch symbol.