Table of Contents

FOREWORD
1 Scope
2 Terms, definitions and symbols
3 Methodology
4 Factors influencing calculations
5 Evaluation of risks
6 Calculation of minimum approach distance D[A]
Annex A (informative) - Ergonomic distance
Annex B (informative) - Overvoltages
Annex C (informative) - Dielectric strength of air
Annex D (informative) - Gap factor k[g]
Annex E (informative) - Allowing for atmospheric
        conditions
Annex F (informative) - Influence of floating conductive
        objects on the dielectric strength
Annex G (informative) - Live working near contaminated,
        damaged or moist insulation
Bibliography

Abstract

Specifies a method for calculating the minimum approach distances for live working, at maximum voltages between 72,5 kV and 800 kV.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Electrotechnical Committee
Pages
ISBN
Committee	TC 78