Ieee Std 80 2013 May 2026

13.1 Acceptance tests 13.2 Periodic testing 13.3 Ground resistance measurement (fall-of-potential method)

8.1 Allowable touch voltage 8.2 Allowable step voltage 8.3 Reduction factors (e.g., crushed rock surface layer)

12.1 Small substation grid design 12.2 Large substation with multiple soil layers ieee std 80 2013

This standard is the definitive guide for designing substation grounding systems to protect personnel from electric shock hazards. 1. Overview 1.1 Scope 1.2 Purpose 1.3 Application

4.1 Objectives of grounding 4.2 Tolerable body current limits 4.3 Effect of frequency on body impedance 4.4 Criteria for tolerable touch and step voltages chemical rods) 11.2 Surface layer improvements

5.1 Design parameters 5.2 Fault current considerations 5.3 Fault duration 5.4 Soil resistivity 5.5 Resistivity measurement techniques (Wenner four-pin method) 5.6 Crushed rock surface layer resistivity

7.1 Conductor material and corrosion 7.2 Thermal capacity 7.3 Mechanical strength 7.4 Conductor size calculations (based on fusion temperature) ieee std 80 2013

11.1 Alternative methods (deep-driven rods, counterpoise, chemical rods) 11.2 Surface layer improvements