: The potential difference experienced between a person’s feet spaced one meter apart, without touching any other grounded object.
The 2013 revision modernized the 2000 version, placing a heavy emphasis on the interaction between the grounding grid and the soil, as well as improving calculation methods for fault current distribution. It remains an essential document for electrical engineers, substation designers, and safety professionals.
Re-verify the modified design until all safety parameters are met. Accessing the IEEE Standard 80-2013 PDF
The heart of IEEE Std 80 revolves around the calculation of and Touch Potential .