ČSN EN 50341-2-18

This Part 2-18 is applicable for new overhead lines only and not for existing lines. 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 "Elsäkerhetsverkets föreskrifter och allmänna rad om hur starkströmsanläggningar ska vara utförda", Ikraftträdande och övergangsbestämmelser (ELSÄK-FS 2022:1)) This Part 2-18 is applicable for installation of OPGW and OPCON, also known as OPPC, in overhead lines in Sweden and for installation of ADSS and OPAC in overhead lines in Sweden.