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2006-07-31 15:37:52 · 1 answers · asked by John M 1 in Consumer Electronics Other - Electronics

1 answers

Two phases (for 220V), a neutral (carries current for the 120v components) and a safety ground (carries no current). If you have and old 3-prong socket, you may need to have an electrician upgrade it to be in code. The older sockets don't differentiate between the neutral and the safety ground.

2006-07-31 15:45:10 · answer #1 · answered by Jeffrey L 2 · 0 0

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