The neutral wire is a return wire for the current in an electrical circuit. Like the neutral wire the ground wire is also connected to an earth ground.
Smart Switches No Neutral Wire Theiotpad Diy Home
What does the neutral wire do. Knowing which wire does what and goes where is imperative not only in the correct configuration of an electrical system but also for your familys safety. All home electrical wires made in the us. The neutral wire is connected to an earth ground. Neutral is a circuit conductor that normally completes the circuit back to the source. So the question is. The neutral wire the purpose of the neutral wire is to complete the 120volt ac circuit by providing the path back to the electrical panel where the neutral wire is connected and bonded to the earth ground.
I am giving you my version of what the neutral wire does in your main electrical panel in your house going back to the transformer. The bare wire is called the ground wire. Here i talk about the neutral wire in residential electric. That way the exposed disconnect is relatively inexpensive if it ever needs replacement. I prefer the gfci indoors to keep it out of the weather. When you open an outlet it can be useful to figure out the position of the outlet or switch in the circuit as well as the function of each wire.
I might not actually need a 4 wire tbd but it seems silly not to just have it and future proof. If you cant find the source of a problem. The neutral is an insulated wire because it is part of the circuit which flows electrical current. This knowledge can help you pinpoint problems and connect wires to the correct terminals when making repairs. Most if not all disconnects i can find either for spas or air conditioners are 2 pole. Follow standard color codes that identify each wires function in a circuit.
The grounded electrode conductor. However the neutral and ground wires serve two distinct purposes. That is for simple single panel installations. Neutral is usually connected to ground earth at the main electrical panel street drop or meter and also at the final step down transformer of the supply. For multiple panels the situation is more complex. 4 wire from subpanel to exterior disconnect 2 hots neutral ground 4 wire from exterior disconnect to hot tub.
Do not confuse for the ground wire which is also a return wire but is used in the event the connected appliance shorts. What to do with the neutral.
Gallery of What Does The Neutral Wire Do
