Log in

View Full Version : 208 vs. 220 volts


ajm72
Jan 31, 2008, 10:31 AM
Is 220v terminology actually meaning 208v at my meter?

KISS
Jan 31, 2008, 10:43 AM
Single phase US residential is 240/120. 240 is 120 * 2.

For a "Y" connected 3 phase system. There are usual voltages of about 125, 208 and 277. 208 and 277 single phase and 208 three phase is available and some higher voltages.