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Lignes électriques aériennes dépassant 1 kV en courant alternatif - Partie 2-22 : aspects normatifs nationaux (NNA) pour la Pologne (basés sur l'EN 50341-1:2012)
NF EN 50341-2-22
| Suivie par la Commission : | Lignes aériennes | Origine des travaux : | Française |
| Motif : | Révision de document | ||
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Scope General (ncpt) PL.1 Scope of application This NNA applies to designing and constructing of new overhead lines with nominal system voltages exceeding 1 kV AC. "New overhead line" means a totally new line between two points, A and B, built up with new components. The standard PN-EN 50341-1 (Part 1) with this NNA does not apply to modernisation, reconstruction and renovation of the existing lines, unless otherwise specified in the Project Specification. Field of application (ncpt) PL.1 All Dielectric Self Supporting (ADSS) cables This NNA applies to All Dielectric Self Supporting (ADSS) cables only within the scope of their impact on the supports and minimum clearances which shall be taken as for insulated cable systems. (ncpt) PL.2 Telecommunication equipment This NNA relates to the telecommunication equipment mounted on the new overhead line supports. |
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