220v Outlet Types

The traditional configuration for 220 outlets has three large rectangular holes arranged in a triangular pattern.

220v outlet types. The system of plug types using a single letter from a to n used here is from world plugs which defines the plug type letters in terms of a general description without making reference to specific standards where a plug does not have a specific letter code assigned to it then it may be defined by the style sheet number listed in iec tr 60083. These are used for both 220 volt and 127 volt regions of the country despite the iec 60906 2 recommendation that nema 5 15 be used for 120 v connections. Use this nema plug chart to identify a configuration by pin array or designation. 220 volts 30 amps wire connections for x y w 240 volt receptacle dryer outlets the black wire attaches to outlet terminal x the red wire attaches to outlet terminal y the white neutral or green wire or ground wire.

Dryers ranges refrigerators and other large appliances require 220 outlets. Similar to their 220v counterparts some of these plugs could only be found on remote corners of the world. Three and four prong outlets. Find a spot on your wall that s next to a stud to place the outlet box and trace the outline of the box on the wall with a pencil.

The power requirements are clearly marked on the appliances which also have one of two unusual types of plug. The nema plug chart provides technical drawings and specifications for nema straight blade plugs connectors receptacles inlets outlets and cords. Countries that operate on 100 127 volts are greatly outnumbered. This is a 220v 20 amp outlet as shown in the how to 220 volt outlet video likely to be used this for larger power tools in your garage or shop or perhaps a wall air conditioner.

Below is a full overview of all countries of the world and their respective plugs outlets and voltages frequencies used for domestic appliances. 220 volt outlets are the most powerful plugs that you ll find in most residential homes around the united states. Make a hole in the wall where you plan to install the 220 outlet that matches the size of the outlet box you re using. There are currently 15 types of domestic electrical outlet plugs in use worldwide each of which has been assigned a letter by the us department of commerce international trade administration ita starting with a and moving through the alphabet.

These plugs are meant for ovens dryers and other high powered appliances that you simply can t power with a standard 110v outlet. The table shows that in most countries the mains supply is between 220 and 240 volts 50 or 60 hz. One for 10 a with a 4 0 mm pin diameter and another for 20 a with a 4 8 mm pin diameter. Use an outlet box that s large enough to house the 220 outlet you plan on installing.