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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Please download Chrome or Firefox or view our browser tips. Other requirements of the Standard may be applicable, and where necessary NNAs should 50341-11 consulted.
When such cases are necessary, requirements can be given in the NNAs. Acheter Vous souhaitez acheter ce document? In Clause 3, the basis of design according to this standard is given.
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The faster, easier way to work with standards. Finally, Clause 12 considers the quality assurance requirements during design, manufacturing and construction. Overhead electrical lines exceeding AC 1 kV. Additional requirements and simplifications are specified that apply only for this voltage range.
Alternating current, Alternating-current power transmission, Electric 50431-1, 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. This website is best viewed with browser version of up to 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.
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Field of application This European 503411-1 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.
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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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.
The extent of the application of this 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.
At the least, it shall mean a totally new line between two points, A and B.