| PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
|---|---|---|---|---|---|---|---|
| 2<\/td>\n | undefined <\/td>\n<\/tr>\n | ||||||
| 7<\/td>\n | European foreword <\/td>\n<\/tr>\n | ||||||
| 8<\/td>\n | 1.1 General 1.2 Field of application 2.1 Normative references <\/td>\n<\/tr>\n | ||||||
| 10<\/td>\n | 2.2 Definitions 2.3 Symbols 3. Basis of design 3.2 Requirements of overhead lines 3.2.2 Reliability requirements <\/td>\n<\/tr>\n | ||||||
| 11<\/td>\n | 3.3 Limit states 3.3.1 General 4. Actions on lines 4.1 Introduction 4.2 Permanent loads 4.3 Wind loads 4.3.1 Field of application and basic wind velocity <\/td>\n<\/tr>\n | ||||||
| 12<\/td>\n | 4.3.2 Mean wind velocity <\/td>\n<\/tr>\n | ||||||
| 13<\/td>\n | 4.3.3 Mean wind pressure 4.3.4 Turbulence intensity and peak wind pressure 4.4 Wind forces on overhead line components 4.4.1 Wind forces on conductors <\/td>\n<\/tr>\n | ||||||
| 14<\/td>\n | 4.4.2 Wind loads on insulator sets 4.4.3 Wind forces on lattice towers <\/td>\n<\/tr>\n | ||||||
| 15<\/td>\n | 4.4.4 Wind forces on poles 4.5 Ice loads 4.5.1 General <\/td>\n<\/tr>\n | ||||||
| 16<\/td>\n | 4.5.2 Ice forces on conductors 4.6 Combined wind and ice loads 4.6.1 Combined probabilities <\/td>\n<\/tr>\n | ||||||
| 17<\/td>\n | 4.6.2 Drag factors and ice densities 4.6.3 Mean wind pressure and peak wind pressure 4.6.6 Combination of wind velocities and ice loads 4.7 Temperature effects 4.8 Security loads 4.8.1 General 4.9 Safety loads <\/td>\n<\/tr>\n | ||||||
| 18<\/td>\n | 4.9.1 Construction and maintenance loads 4.11 Other special forces 4.11.1 Avalanches, creeping snow 4.11.2 Earthquakes 4.12 Load cases 4.12.1 General <\/td>\n<\/tr>\n | ||||||
| 19<\/td>\n | 4.12.2 Standard load cases <\/td>\n<\/tr>\n | ||||||
| 21<\/td>\n | 4.13 Partial factors for actions <\/td>\n<\/tr>\n | ||||||
| 23<\/td>\n | 5. Electrical requirements 5.2 Currents 5.2.1 Normal current 5.3 Insulation co-ordination <\/td>\n<\/tr>\n | ||||||
| 24<\/td>\n | 5.4 Classification of voltages and overvoltages 5.4.2 Representative power frequency voltages 5.4.5 Representative fast-front overvoltages <\/td>\n<\/tr>\n | ||||||
| 25<\/td>\n | 5.5 Minimum air clearance to avoid flashover <\/td>\n<\/tr>\n | ||||||
| 26<\/td>\n | 5.6 Load cases for calculation of clearances 5.6.2 Maximum conductor temperature 5.6.3 Wind loads for determination of electric clearances <\/td>\n<\/tr>\n | ||||||
| 27<\/td>\n | C T2 square of the conversion factor, C T2=0,58. 5.6.4 Ice loads for determination of electric clearances 5.6.5 Combined wind and ice loads <\/td>\n<\/tr>\n | ||||||
| 28<\/td>\n | 5.8 Internal clearances within the span and at the top of support <\/td>\n<\/tr>\n | ||||||
| 29<\/td>\n | 5.9 External clearances 5.9.1 General <\/td>\n<\/tr>\n | ||||||
| 30<\/td>\n | 5.9.2 External clearances to ground in areas remote from buildings, roads, etc. <\/td>\n<\/tr>\n | ||||||
| 31<\/td>\n | 5.9.3 External clearances to residential and other buildings <\/td>\n<\/tr>\n | ||||||
| 32<\/td>\n | 5.9.5 External clearances to adjacent traffic routes <\/td>\n<\/tr>\n | ||||||
| 33<\/td>\n | 5.9.6 External clearances to other power lines or overhead telecommunication lines <\/td>\n<\/tr>\n | ||||||
| 34<\/td>\n | 5.9.7 External clearances to recreational areas (playgrounds, sports areas, etc.) 5.10 Corona effect 5.10.1 Radio noise <\/td>\n<\/tr>\n | ||||||
| 35<\/td>\n | 5.10.2 Audible noise 5.11 Electric and magnetic fields 5.11.1 Electric and magnetic fields under overhead line 5.11.2 Electric and magnetic field induction 5.11.3 Interference with telecommunications circuits 6 Earthing systems 6.1 Introduction 6.1.3 Earthing measures against lighting effects <\/td>\n<\/tr>\n | ||||||
| 37<\/td>\n | 6.1.4 Transferred potentials 6.3 Dimensioning with regard to thermal strength 6.3.2 Current rating calculation 6.4 Dimensioning with regard to human safety 6.4.2 Touch voltage limits at different locations <\/td>\n<\/tr>\n | ||||||
| 38<\/td>\n | 6.5 Site inspection and documentation of earthing systems 7 Supports 7.1 Initial design considerations 7.2 Materials 7.2.1 Steel materials, bolts, nuts and washers, welding consumables (ncpt) SI.1 Materials for steel components <\/td>\n<\/tr>\n | ||||||
| 39<\/td>\n | 7.3 Lattice steel towers 7.3.1 General 7.3.5 Structural analysis 7.3.6 Ultimate limit states 7.3.8 Resistance of connections <\/td>\n<\/tr>\n | ||||||
| 40<\/td>\n | 7.4 Steel poles 7.4.1 General 7.4.7 Serviceability limit states (EN 1993-1-1:2005 \u2013 Chapter 7) <\/td>\n<\/tr>\n | ||||||
| 41<\/td>\n | 7.4.8 Resistance of connections 7.5 Wood poles 7.5.5 Ultimate limit states <\/td>\n<\/tr>\n | ||||||
| 42<\/td>\n | 7.5.7 Resistance of connections 7.6 Concrete poles 7.9 Corrosion protection and finishes 7.9.1 General 7.10 Maintenance facilities 7.10.1 Climbing <\/td>\n<\/tr>\n | ||||||
| 43<\/td>\n | 7.10.2 Maintainability <\/td>\n<\/tr>\n | ||||||
| 44<\/td>\n | 8 Foundations 8.1 Introduction 8.2 Basis of geotechnical design (EN 1997-1:2004, chapter 2) 8.2.2 Geotechnical design by calculation <\/td>\n<\/tr>\n | ||||||
| 46<\/td>\n | 9 Conductors and earth-wires 9.2 Aluminium based conductors 9.2.1 Characteristics and dimensions 9.2.3 Conductors service temperatures and grease characteristics <\/td>\n<\/tr>\n | ||||||
| 47<\/td>\n | 9.3 Steel based conductors 9.6 General requirements <\/td>\n<\/tr>\n | ||||||
| 48<\/td>\n | 10 Insulators 10.2 Standard electrical requirements 10.7 Mechanical requirements <\/td>\n<\/tr>\n | ||||||
| 49<\/td>\n | 11.5 Short circuit current and power arc requirements <\/td>\n<\/tr>\n | ||||||
| 50<\/td>\n | 11.6 Mechanical requirements <\/td>\n<\/tr>\n | ||||||
| 52<\/td>\n | Annex G(normative)Calculation methods for earthing systems <\/td>\n<\/tr>\n | ||||||
| 53<\/td>\n | Annex J(normative)Angles in lattice steel towers <\/td>\n<\/tr>\n | ||||||
| 54<\/td>\n | Annex M(informative)Geotechnical and structural design of foundations <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Overhead electrical lines exceeding AC 1 kV. National Normative Aspects (NNA) for Slovenia (based on EN 50341-1:2012)<\/b><\/p>\n |