CEI EN 61472 : 2014
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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LIVE WORKING - MINIMUM APPROACH DISTANCES FOR AC SYSTEMS IN THE VOLTAGE RANGE 72,5 KV TO 800 KV - A METHOD OF CALCULATION
Hardcopy , PDF
English
01-01-2014
18-08-2025
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
Defines a method for calculating the minimum approach distances for live working, at maximum voltages between 72,5 kV and 800 kV.
| Committee |
CT 78
|
| DevelopmentNote |
Classificazione CEI 78-4. (06/2005)
|
| DocumentType |
Standard
|
| Pages |
56
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| EN 61472:2013/AC:2015 | Identical |
| IEC 61472:2013 | Identical |
| IEC 61477:2009 | Live working - Minimum requirements for the utilization of tools, devices and equipment |
| IEC 60743:2013 | Live working - Terminology for tools, devices and equipment |
| IEC 60071-2:1996 | Insulation co-ordination - Part 2: Application guide |
| IEC 60050-651:2014 | International Electrotechnical Vocabulary (IEV) - Part 651: Live working |
| IEC 60060-1:2010 | High-voltage test techniques - Part 1: General definitions and test requirements |
| IEC 60071-1:2006+AMD1:2010 CSV | Insulation co-ordination - Part 1: Definitions, principles and rules |
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