This is an incomplete list of standards published by the international electrotechnical commission iec the numbers of older iec standards were converted in 1997 by adding 60000. New international standard for lightning protection, iec. The experiences with the investigations lead to some improvement. Is this item still available, or has it been sold msi pc alert 4 driver for msi microstar k8t neo2f v2. Figure 4 highlights the lpz concept as applied to the structure and to spm. Protection against lightning online risk assessment tool. Catenary conductors, whether they are supported by free standing mast. General principles bs en iec 62305 1 part 1 is an introduction to the other parts of the standard and essentially describes how to design a lightning protection system. Since the 1st edition of the lightning protection standard series iec 62305 and with that en 62305 and the related european national standards in 2006 risk management investigations according to the part 2 of the standard series were performed for a great number of structures. General principles bs eniec 623051 part 1 is an introduction to the other parts of the standard and essentially describes how to design a lightning protection system. List of iec tc81 standards the actual list of standards that is or will be issued by iec tc81 is the following. In order to accomplish that, it is crucial to dominate two subjects.
Cirprotec, specialists in lightning and surge protection devices. Design calculations of lightning protection systems part. In order to evaluate whether or not lightning protection of a structure is needed, a risk assessment in accordance with the procedures contained in iec 623052 shall be made. In 2010 the 2nd edition of international standard iec 623052 1 was published. Design theory and philosophy the basic requirements of iec 62305 cover a detailed risk fac. Each primary risk r n is determined through a long series of calculations as defined within the standard. Provides requirements for the protection of a structure against physical damage by means of a lightning protection system lps, and for protection against injury to living beings due to touch and step voltages in the vicinity of an lps. Application of environmental risk according to iec 623052. Salt mist, cyclic sodium chloride solution iec 62305 1, protection against lightning part 1. The international standard iec 62304 medical device software software life cycle processes is a standard which specifies life cycle requirements for the development of medical software and software within medical devices. Iec 62305 will address in detail these subject matters. Iec 6121 parameters come directly off the hasse 10350 chart 1998. Lightning protection level an overview sciencedirect.
Iec standards often have multiple subpart documents. Iec 62305 series references iec 616431 and takes the hasse lightning parameters unchanged from iec 6121. International iec standard 623052 first edition 200601 protection against lightning part 2. Iec 62305 1 iec version en 62305 1 cenelec adopted copy of the above bs en 62305 1 british national standard adoption of the above this document focuses upon the iec en standards and, for a specific design, the applicable national standards should be referred to in order to ascertain if differences exist. Iec 623051 iec version en 623051 cenelec adopted copy of the above bs en 623051 british national standard adoption of the above this document focuses upon the iecen standards and, for a specific design, the applicable national standards should. General principles iec 625612, lightning protection system components lpsc part 2. Risk management this englishlanguage version is derived from the original bilingual publication by leaving out all frenchlanguage pages. Designs, manufactures and offers technical assessment in spds and lighting rods. Pdf new functions for representing iec 62305 standard. Finally, methods to simulate lightning currents in laboratory are presented which allow the verification of lightning protection measures or components. Selection of the most suitable spm is made using the risk assessment in accordance with iecbs en 623052. Structural earthing and lightning protection systems for. The iec 62305 suite of standards is ilustrated as a systematic approach in figure 1. Bs en 623052 is a key to the correct implementation of bs en 623053 and bs en 623054.
Bs eniec 62305 lightning protection general standard. Din vde 01853051 4 102006 iec 623051 4 012006 lightning protection system general principles interception systems conductors earthing proximities lightning protection equipotential bonding shielding of enclosed spaces chapter 1. Description download info iec 623051 free in pdf format. Strikerisk is purpose designed to carry out the complex, laborious calculations of bs en 623052, results can be achieved in minutes rather than the hours or days that it would take to do the calculations by hand. All bsi british standards available online in electronic and print formats. Tobias, us army communications electronics command add new text to read as follows. The iec 62305 series parts 1 to 5, is produced in accordance with the new publications plan, approved by national committees 81171rq 20010629, which restructures and updates in a more simple and rational form the publications of the iec 61024 series, the iec 612. This 2nd edition of the lightning risk management standard. As per iec 62305 1 2010, protection measures may be adopted in order to reduce the risk according to the type of damage. The fileopen plugin works with adobe reader and other viewers. Since the publication of the iec 62305 series of standards in 2006, a great number of risk management investigations were performed for structures according to the initial edition of part 2 of the standard.
This second edition cancels and replaces the first edition, published in. In case that lightning protection is necessary the appropriate lightning protection level lpl has to be determined, according to iec 623053. The nfpa 780 standard is currently published under the 2014 edition, with public input for consideration of the technical committee for the next 2017 edition figure 2. Structure of bs en iec 62305 the bs en iec 62305 series consists of four parts, all of which need to be taken into consideration.
In order to evaluate whether or not lightning protection of a structure is needed, a risk assessment in accordance with the procedures contained in iec 62305 2 shall be made. Iec 62305series of documents standards is one of the most comprehensive set of guidelines for the concerned professional of the respective trade, for the protection against lightning. Provides general principles to be followed for the protection of structures against lightning, including their installations and contents, as well as persons. The concept is expanded upon in iecbs en 623053 and iecbs en 623054. In order to read a secure pdf, you will need to install the fileopen plugin on your computer. Missing page numbers correspond to the frenchlanguage pages. Heidlers function 4 i s used in the iec 623051, and i ts parameters are given i n 1 and 5, for the fi rst positive stroke current, fi rst and subsequent negati ve stroke currents.
The european tc 81 technical committee of the international electrotechnical commission iec, see. Free download ebooks this looks like a great product which allows you to perform some sophisticated modelling and animation. Is iec 623053 advocates the following, in any combination, for the design of air termination system. Air rods whether they are free standing mast or linked with conductors to form a mesh on the roof.
Structure of bs eniec 62305 the bs eniec 62305 series consists of four parts, all of which need to be taken into consideration. This data can be sourced in table 7 of iec 62305 2 or table nk. Risk assessment iec en 62305 the level of protection is calculated for a lightning protection system by the guidelines contained within iec en 62305 and an appropriate risk level given from levels i, ii, iii, iv depending upon a pre ascertained risk criteria r1, r2, r3, r4 lightning protection efficiency iec. Isoiec 623053 protection of structure against lightning ieee 142. Here are only some of those mentions in 623051 but they are repeated in many ways all through the 62305. As per iec 6230512010, protection measures may be adopted in order to reduce the risk according to the type of damage. Physical damage to structures and life hazard iec tcsc 81 on.