Green is for ground, red is hot. Of course, many plugs are right-angle style, and would be upside down if you put in the plug that way. If you don't use a double pole breaker, then both breakers may not trip, and the malfunctioning appliance will still have power, which can be dangerous. To create this article, 10 people, some anonymous, worked to edit and improve it over time. If you use aluminum wire, you will need to make sure all of the connections are suitable for aluminum.
It also implies that the wiring was not properly inspected.
How to Connect a 220-Volt Receptacle to a 20-Amp Breaker
Some need a neutral as well. Consult the manufacturer's information to discover how much current the appliance will draw. Lost Password Lost your password? Locate your outlet less than feet Green is for ground, red is hot. The voltage between the neutral and ground terminal should be 0. If you have ever seen a panel, you would see that there are breakers on both sides of the panel.