What is a 3 gang 2 way light switch?
A 3 gang light switch has three separate controls on a single faceplate to operate different light circuits. Also referred to as triple light switches, they are often installed in rooms which have three sets of lights and provides a convenient option to control each individual as required.
What is the difference between line and load?
The line side of an outlet is where you connect the incoming source power. The load side is where the power leaves the device (or electrical box) and travels down the circuit.
Is there a difference between a 2 way and 3 way light switch?
Both 2 Way and 3 Way switches are SPDT switches. But 3 Way switches have an extra pin called ‘Grounding pin’, which is not present on 2-way switches. 2 Way Switches have 3 screws, whereas 3 Way Switches have 4 screws. But irrespective of that, in both cases, you can employ 2 switches to control the load.
What does 3 gang switch mean?
Gang usually refers to how many devices(plugs or switches) fit into a given box. A box that holds one device would be a single gang box, a box that holds two devices would be a two gang box, a box that holds three devices would be a three gang box. A 3 way switch is a switch that controls a light from two locations.
What is l1 l2 L3 on a light switch?
Again, some makes of switch may have alternative markings such as L1 L2 and L3. This type of switch is used where two switches control one light, such as at the top and bottom of a stairway. It can also be used as a one way switch, by using the COM and L1 terminals only.
How do you replace an old outdated 3-way light switch?
To replace a three-way switch, follow these steps:
- Turn off the power to the switch at the circuit or fuse panel.
- Unscrew and remove the switch plate; then use a voltage tester to make sure that the circuit is dead.
- Unscrew the switch from the electrical box and pull it out with the wires still attached.
What is the common wire on a light switch?
The supply wire most commonly used is 14-2 wire which contains three wires a black (hot), white (neutral), and a bare copper ground wire. The electricity will come from the supply wire (wire supplying electric to the light switches and light fixture) to the first 3 way light switch.
What is a 3 way switch wiring?
Three-way wire (which includes red, black and white wires) runs from the switch on the left to the switch on the right, with the white wire carrying ground and the red and black wires carrying the output from terminals in the left switch. Normal sheathed cable runs from the right switch to the light.
What is a 3 gang switch?
A 3 gang light switch has three rockers or dimmers which control the lighting, normally used in a single room where you have three sets of lights that need to be controlled independently from one another.
What is a gang light switch?
‘Gang’ describes the number of switches on the plate. They are sometimes called rockers, throws or dimmers, depending on how they operate, but still they just refer to the number of light switches on the plate.