On Feb 24, 10:28*am, George wrote:
On 2/24/2012 10:14 AM, wrote:
How is the transformer creating two 110V legs and a ground from one
feed wire? This just goes against everything I learned in school about
electricity.

Think about it. Only one (of the two) wires feeding the primary of a
typical single phase distribution transformer needs to be insulated.

The problem is, there is only ONE wire.