Goodyear (O'odham: Valin Thak) is a city in Maricopa County, Arizona, United States. It is a suburb of Phoenix and is in the Phoenix metropolitan area. According to the 2010 census, the population of the city is 65,275. Goodyear was the third fastest-growing place among all cities and towns in Arizona of any size between 1990 and 2000 (with an increase of 245.2%).
Residential electric service in the United States (120/240 VAC) is sometimes called two-phase service but this is NOT correct.wo-phase service is an obsolete style of electrical power distribution where two phases are provided that are 90Â° out of phase with each other.
More on frequencies: Utility frequency. So, if you have a 460 volt, 3 phase, 60 Hz rated piece of equipment you have to have a power supply from your building for it. Most USA commercial buildings have incoming power at 480 volt, 3 phase, 60 Hz or 208 volt, 3 phase, 60 Hz.