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A comment on Why we ground electrical systems (2015). Parent comment

Re:Why we ground electrical systems (2015) by jhayward on Friday August 02, 2019 @05:21PM (#20596754)
> Two wires run to it, the hot and the neutral

Standard US residential is 240V split phase, with two hot and one neutral conductor from the transformer. So three wires, minimum. Unless you have a very old feed.

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Re:Why we ground electrical systems (2015) by jessaustin on Friday August 02, 2019 @05:26PM (#20596798)
Ah, yes, well spotted. That was an oversimplification. Two hots, one neutral, zero "grounds".
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