What is L and N in electricity UK?
Line (L; formerly, live, or phase) Power-carrying core/wire in a typical low-voltage or domestic installation; colour-coded. brown (pre-2004: red). Neutral (N) Power-carrying core/wire in a typical low-voltage or domestic installation, usually bonded to earth (ground) voltage by the supplier; colour-coded.
What are the three types of electrical diagrams?
Types of Electrical Diagrams or Schematics There are three ways to show electrical circuits. They are wiring, schematic, and pictorial diagrams. The two most commonly used are the wiring diagram and the schematic diagram.
How do you draw an electrical wiring diagram?
Making wiring or electrical diagrams is easy with the proper templates and symbols:
- Start with a collection of electrical symbols appropriate for your diagram.
- Draw circuits represented by lines.
- Drag and drop symbols to the circuits and connect them.
- Use line hops if any lines need to cross.
What colour wire goes to L and N UK?
The new electrical wiring colours in the UK are green and yellow for the earth wire; brown for the live wire, and blue for the neutral wire. The old electrical wiring colours in the UK are green and yellow (or bare) for the earth wire; red for the live wire, and black for the neutral wire.
How many symbols are in a wiring diagram?
Other than these 20 symbols, there are some lighting, electrical and telecom, and wall, shell or structure symbols that are involved in a house wiring diagram. While creating a house wiring diagram, one must always keep in mind a few principles. In this section, we are going to take a brief look at them:
How to make a wiring diagram for Your House?
It is effortless to create a basic house wiring diagram with EdrawMax. All you need to do is drag the symbol you want to use and drop it in the drawing area in the place you want to. You can choose the logo from the library on the left side of the screen and drag-and-drop at the location needed. 2. Home wiring symbols
How do I draw a wiring diagram on my computer?
Step 1: Launch EdrawMax on your computer. Navigate to Building Plan > Eletrical and Telecom Plan. Open an wiring diagram example or a blank drawing page. Step 2: As you enter into the workspace of EdrawMax, you can drag and drop the symbols that you need onto the canvas. If you need additional symbols, search them on the left symbol library.
When did they start colour coding house wiring?
Brown for Live, Blue for Neutral and Green/Yellow for Earth. This colour coding is implemented in 2006 Amendment 2 of 17th Edition BS7671 to harmonise the UK & Europe wiring colours to maintain consistency & avoid confusion. It is important that the wiring is done in accordance with BS7671 Wiring Regulations.