Wiring a 3 way light switch is certainly more complicated than that of the more common single pole switch but you can figure it out if you follow our 3 way switch wiring diagram. A two or three core cable.
De94e 3 Way Switch Wiring Diagram Nz Wiring Resources
Two way light switch wiring diagram nz. How to connect 2 way switch wiring using three wire control. When the switch at the bottom of the stairs is off we cannot use the switch at the top of the stairs to turn on the light. It should also help in understanding the functions of each type of switch. The third conductor green or green yellow is only needed if the lamp requires a safety earth black neutral blue wire goes to the loop terminal a red positive brown wire goes to one switch terminal and another from the other side of the switch to the lamp. Wiring a 3 way light switch. The first reason this is bad is on safety grounds.
The cable consist of a black wire a. Fan light switch light switch wiring wire switch light switches elegant ceiling fan unique ceiling fans home electrical wiring electrical installation more information. Article by ruby allan. 3 way switched outlet wiring. When wiring a 2 way switch circuit all youre really doing is controlling the power flow switching offon to the load a light lamp outlet ceiling fan etc now a typical circuit will contain a 3 wire cable known as romex. One of these for two way operation of the light switch.
This is the new method to make a 2 way switching connection as it is slightly different from the two wire control method. Red black green or brown blue green yellow cable feeds the switch. Say we are working on the light upstairs so we turn off the upstairs lighting circuit thinking we are safewrongthe live is picked up downstairs and there are still live conductors feeding the switch upstairs and if someone flipped the downstairs switch in this diagram that live feed would extend all the way to the lamp too youre fried. With a pair of 3 way switches either can make or break the connection that completes the circuit to the light. We have a light at the top of some stairs. This method is commonly used now days as it is efficient than the two wire control system.
Three wire cable runs between the switches and the outlet. There is a single switch at the bottom of the stairs and at the top of the stairs there are a set of 4 switches. This circuit is wired the same way as the 3 way lights at this link. Where 0 represents the off condition and 1 represents the on condition. In this diagram two 3 way switches control a wall receptacle outlet that may be used to control a lamp from two entrances to a room.
Gallery of Two Way Light Switch Wiring Diagram Nz
