BS EN Overhead electrical lines exceeding AC 1 kV – Part 1: General requirements – Common specifications. National Normative Aspects (NNA) for Great Britain and Northern Ireland (based on EN ). Status, Current. Publication Date, Buy DIN EN OVERHEAD ELECTRICAL LINES EXCEEDING AC 1 KV – PART 1: GENERAL REQUIREMENTS – COMMON.
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When such cases are necessary, requirements can be given in the NNAs. Additional requirements and simplifications are specified that apply only for this voltage range.
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Other requirements of the Standard may be applicable, and where necessary NNAs should be consulted. Overhead electrical lines exceeding AC 1 kV. You may experience issues viewing this site in Internet Explorer 9, 10 or Alternating current, 503441-1 power transmission, Electric cables, Northern Ireland, Overhead line conductors, Loading, Scotland, Electric power distribution lines, Structural design, Electric power transmission lines, England, Power cables, Wales, Overhead contact lines, Electrical equipment, United Kingdom, High-voltage equipment, Electric power systems, Overhead power lines, Electric power transmission.
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The standard specifies in Clauses 4 to 6 the general requirements that shall be met for the structural and electrical design of overhead lines to ensure that the line is suitable for its purpose with due consideration given to safety of public, construction, operation, maintenance and environmental issues.
Your basket is empty. Click to learn more. In Clause 3, the basis of design according to this standard is given.
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The extent of the application of eb standard by each country in respect of existing overhead lines is subject to the requirements of the National Normative Aspects NNA applicable to that country.
Structure of the European Standard EN Normative references, definitions and symbols with their significations are listed in Clause 2 below. This website is best viewed with browser version of up enn Microsoft Internet Explorer 8 or Firefox 3. Design and construction of overhead lines with insulated conductors, where internal and external clearances can be smaller than specified in the standard, are not included for lines exceeding 45 kV.
Learn more about the cookies we use and how to change your settings. Field of application This European Standard also applies to covered conductor overhead lines and overhead insulated cable systems with nominal system voltage exceeding AC 1 kV up to and including AC 45 kV and with rated frequencies below Hz.
Finally, Clause 12 considers the quality assurance requirements during design, manufacturing and construction. Vous souhaitez acheter ce document? Clauses 7 to 11 of this standard consider the structural and electrical requirements that shall be met for the design, installation and testing of overhead line components including supports, foundations, conductors, insulator strings and hardware as determined by the relevant design parameters of the line.
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