If a 240V single phase system is two taps that run 180 degrees out of phase from each other, then shouldn't I have 360 volts when I measure between the two, and
![electrical - Getting 120v single phase & 240v three phase out of 240v single phase receptical - Home Improvement Stack Exchange electrical - Getting 120v single phase & 240v three phase out of 240v single phase receptical - Home Improvement Stack Exchange](https://i.stack.imgur.com/9oNbJ.jpg)
electrical - Getting 120v single phase & 240v three phase out of 240v single phase receptical - Home Improvement Stack Exchange
![Figure 4-17.Single-phase transformer connected to give 120/240-volt three-wire single-phase service. Figure 4-17.Single-phase transformer connected to give 120/240-volt three-wire single-phase service.](https://constructionmanuals.tpub.com/14027/img/14027_75_1.jpg)