Light switch junction box wiring diagram
The live feed from the Consumer unit (fuse board, shown in blue in Fig 1) feeds into the first junction box (junction box A, Fig 1). This would be cable A in the diagram below (Fig 2) which shows how
the junction box is terminated. The first reason this is BAD is on safety grounds; say we are working on the light upstairs, so we turn off the upstairs lighting circuit thinking we are safe.WRONG.The 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 (you’re fried Question from John in Lexington, Kentucky: How is the Wiring for a New Light Switch and Fixture added to an Existing Switch? I have an existing light switch, and I want to add a second switch for a new light that will be operated separately. How to Install a Single Tube Light with Electromagnetic Ballast. From the junction box the neutral wire is not taken out to the switch board, rather it is taken out from the junction box and carried out to the port 2 of the tube light, as per
figure above. Guide to Adding a Light Fixture. Electrical Question: I’m attempting to add a second light fixture to an existing wiring run, which currently has a single fixture attached to a single pole switch. The power currently comes into the fixture. I’d like to avoid replacing the wire that’s run to the switch if possible, which is 12-2, and simply pass the hot through the new second fixture to Caution: Local and provincial codes should be checked
before starting any wiring project. Most codes dictate that all wire connections must be placed inside a switch, receptacle or junction box. With SmartDraw, You Can Create More than 70 Different Types of Diagrams, Charts, and Visuals. A wiring diagram is a simple visual representation of the physical connections and physical layout of an electrical system or circuit. It shows how the electrical wires are interconnected and can also show Mar 29, 2019 · Pull another 2-wire NM cable through the second switch box, just like you did in the very beginning with the first box. The only difference is that this 2-wire cable is not a power cable from the wall -- it is a free-hanging cable that you will use to attach the light. Be sure to strip 9"
and pull the wires through into the second switch box. In some houses, light switches on the wall might control individual outlets, where you can plug in lamps and other lights. They’re really convenient, but if you ever need to replace that outlet, there are some important things you’ll need to keep in mind. Wiring. Note: You will find excellent wiring diagrams for all makes, years and models of VWs at VW Wiring Diagrams. Also Note: Wire sizes on these and most other wiring diagrams are printed on the wire in mm 2.For Americans who express
wire sizes in gauges, see this Wire Size Conversion Table. This article includes the following subtopics: Engine Compartment Wiring