CENELEC - EN 50341-2-18
Overhead electrical lines exceeding AC 1 kV - Part 2-18: National Normative Aspects (NNA) for Sweden (based on EN 50341-1:2012)
| Organization: | CENELEC |
| Publication Date: | 1 May 2023 |
| Status: | active |
| Page Count: | 96 |
| ICS Code (Power transmission and distribution lines): | 29.240.20 |
scope:
SE.1 Application to existing overhead lines
This Part 2-18 is applicable for new overhead lines only and not for existing lines.
SE.2 Maintenance, rebuilding or extension of an overhead line
Measures related to maintenance of the electrical installation shall fulfill the legislation in force when it was erected. In the case of a rebuilding or extension of an electrical installation (overhead line), the current regulations in force shall be applied for the rebuilding or extension.
(Regulations and general advice of the National Electrical Safety Board regarding the installation of electrical installations (ELSÄK-FS 2022:1))
SE.3 Optical ground wire (OPGW) and optical phase conductor (OPCON)
This Part 2-18 is applicable for installation of OPGW and OPCON, also known as OPPC, in overhead lines in Sweden.
SE.4 All dielectric self supporting optical cable (ADSS) and optical attached cable (OPAC)
This Part 2-18 is applicable for installation of ADSS and OPAC in overhead lines in Sweden.
NOTE The allowable electrical field for the ADSS cable should be taken into consideration when the conductor configuration is determined.
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