If overvoltages (short-duration rises of voltage) can occur in an installation, the design and dimensions of the electrical insulation are also determined by the magnitude of possible over-voltages and by the short-term electrical strength.
Ray, North Dakota. Ray is a city in Williams County, North Dakota, United States. The population was 592 at the 2010 census.
Sponsored Topics. South Heart is a city in Stark County, North Dakota in the United States. The population was 301 at the 2010 census. It is part of the Dickinson Micropolitan Statistical Area. South Heart was founded in 1908. South Heart is located at 46Â°51â²50â³N 102Â°59â²32â³W / 46.86389Â°N 102.99222Â°W / 46.86389; -102.99222 (46.863837, -102.992243).