The other terminal is for a second hot wire called a switch leg that runs only between the switch and the light fixture. One of the red wires and one of the black wires supply power to the switch and the other two wires feed the device controlled by the switch.
How To Wire A Light Switch With 4 Wires Google Search
Single pole light switch with 4 wires. Please note that im only showing the black hot and white neutral conductors in this drawing and not the ground wire. Press any button on the switch to enable setup mode if setup mode times out. Single pole light switch with 4 wires. If you have one in your house youll see four hot wires connected to it. Two red and two black. This is something you will not find on three way or four way switches.
Ive got some very very basic experience in this arena eg replaced switch w dimmer replaced light fixture but i need to replace a broken light switch and im confused. Single pole switches are the most common light switches in a home. Before i show you how i wired my specific light switches i want to show you a drawing that i did showing what a basic switch and light configuration looks like. The single pole switch is the general purpose workhorse of switches. It is used to control a light receptacle or other device from a single location. Single phase 220 volt ac motors are really two phase 240 volt motors especially when compared to three phase 208 volt motors and single phase 120 volt motors.
Most single phase 220 volt alternating current ac motors are used for residential applications in well water pumping or air conditioning applications. They have two screw terminals plus a ground screw. One screw terminal is for the hot wire that feeds the switch from the power source. Kasa smart light switch by tp linksingle poleneeds neutral wire24ghz wifi light switch works with alexa and google assistantul certified 3 packhs200p3 make sure this fits by entering your model number. Basic wiring for a single pole light switch and light. A characteristic feature of a single pole toggle switch is that it has on and off markings on the toggle.
Im moving a light switch to a different wall and have found that the cable from the switch to the light has 3 wires but i dont know why. At the switch led indicator light or light ring will flash blue indicating the device is wired correctly and the device is in setup mode. When you flip the switch power is cut to both circuits simultaneously. The 2 wire source feeds to an adjacent switch for a differ. Standardsingle pole installation 4 wire switches dimmers standardsingle pole installation 3 wire switches dimmers. I bought a new single pole switch that has 2 screws on the side and 1 grounding screw as youd expect.