Overhead electrical lines exceeding AC 1 kV - Part 2-22: National Normative Aspects (NNA) for Poland
STANDARD published on 1.10.2022
Designation standards: ČSN EN 50341-2-22
Classification mark: 333300
Catalog number: 515488
Publication date standards: 1.10.2022
The number of pages: 64
Approximate weight : 192 g (0.42 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
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