Erico manufactures, using the eritech trade name, lightning protection systems in full accordance with more than twelve national and international. Accurately calculate line parameters of arbitrary 3d networks. Us lightning detection and risk calculation map ecle. In this brochure, you will gain an insight into the field of surge protection. Risk management this englishlanguage version is derived from the original bilingual publication by leaving out all frenchlanguage pages. Download the software, updates, instructions and manuals for the dehnrecord. Code of practice for protection of structures against. Lightning protection system components are intended to be installed and used in accordance. Dec 10, 2017 download lightning pdf professional for free. This formula shows that it is more difficult for an air terminal to intercept a smaller.
In this the protection by lm is done by one, two, three, four nos of lm. Bs eniec 62305 lightning protection general standard principles. Sep 20, 2015 3what will be the change in the density of arc electrical parameters when it sparks out from leading electrode and when it reaches the end electrode after ionising the air molecules when a lightning strike occurs directly lightning strokes and if lightning hits the transmission line please provide guidance such that it would be useful for. Provide a joint for test purposes at approximately 1m from finished floor level in an accessible location, unless otherwise detailed, on every down conductor. Design guidelines for proper lightning protection system. Rohit narayan, be electrical, mba tech mgmt, mieaust background the current standard for lightning protection in australia and new zealand is asnzs 1768. Fundamentals of lightning protection systems page 1 of 14 fundamentals of lightning protection systems, edition 1c september 2011. A proper lightning protection system design is very important to ensure increased protection of a building against lightning and its effects. Furthermore, it defines the relationships between damage and loss that form the basis for the risk assessment calculations in part 2 of the standard.
For the most uptodate product features and benefits, specifications, certifications and associated downloads for all products used in lightning protection applications, please. National fire protection agency nfpa standards for wet stacking the nfpa 110 has guidelines to reduce the effects of wet stacking on backup power systems. Calculation aids brochure ds 709 surge protection news brochure ds 3 white papers. The lightning protection of photovoltaic installations is of great importance, in order to warrant the uninterrupted operation of the system and avoid faults and damages of the equipment. Figure 33 vertical air termination for protection of explosive stores 61 figure 34 exceptional protection against overvoltlges induced by lightning in incoming supplies to buildings with explosive or highly flammable conten. Janakiraman, senior manager product development, obo bettermann india pvt ltd explains the design guidelines. This illustration identifies the components and introduces the basic rules for an.
Lightning protection for buildings typical down conductor arrangements method 2 lightning protection for building bonding of extraneous equipment lightning protection test points. Download lightning protection risk assessment calculator for free. Nfpa 780 and ul 96a are application standards governing satisfactory installation of an lps. Installations not directly related to those areas and structures housing such installations can be protected against lightning by the provisions of this standard. If you continue to use this site we will assume that you are happy with it. Risk assessment software lightning protection, surge. The gem calculator can be downloaded free of charge from. The basics of surge protection we dont just want to support you with convincing solutions, but also to be on hand with help and advice. Damage and loss iecbs en 62305 identifies four main sources of damage. Lightning protection according to iec 62305 diogo filipe da silva santos thesis to obtain the master of science degree in.
Lightning protection system lps bs eniec 623051 has defined four lightning protection levels lpls based on probable minimum and maximum lightning currents. The protection calculation of large complete substations, such as the 21bay substation below with 46 lightning rods, is just as feasible as the combined calculation of lightning arresters comprising of rods and wires. A practical guide to lightning protection and australia and nz. History of lightning protection system design in tactical sstems many older communication systems do not have lightning protection incorporated into their design. Design calculations of lightning protection systems part scribd. Bs eniec 62305 lightning protection standard mafiadoc. These complements can be downloaded from the following links. Generate a customized report containing a normative justification. Lightning protection calculation lightning protection. Protection against lightning a uk guide to the practical application of bs en 62305 michael l henshaw mba, i. Ieee guide for direct lightning stroke shielding of substations 1.
Lpi is dedicated to ensuring that todays lightning protection systems provide the best. Building lighting protection calculation excel electrical. Documentation and printout countryspecific standard designations and the associated national calculation values can be selected and displayed in the dehn risk tool software. The lightning protection industry began in the united states when benjamin franklin postulated that lightning was electricity, and a metal rod could be used to carry the lightning. Lightning protection overview lightning protection institute. We use cookies so that we can offer you the best possible website experience. Calculate no of down conductor for lightning protection area of building structure. After you install the program from the download link provided in the end of this article, a strikerisk icon is displayed on your desktop. Rolling spheres method for lightning protection epow 6860 surge phenomena fall 2007 joe crispino 1.
Flisowski university of the federal armed forces munich, germany university of technology warsaw, poland. Prior to this was bs cp326, first published in 1965. Lightning protection calculation lightning protection calculation. Arresterworks is not responsible for how the data is applied. 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. Bs eniec 62305 lightning protection standard the bs eniec 62305 standard for lightning protection was originally published in september 2006, to supercede the previous standard, bs 6651. It is important to calculate the footprint of the protected perimeter to get the. Risk assessment calculator, maxwell lightning protection co. Bills of quantity related to each lightning protection system design are accessible at any time in the software, and can also be exported to excel file.
The primtech lightning protection calculation can accommodate lightning protection rods and wires as lightning arresters. Costeffectiveness calculation for lightning protection systems. Now the third revised edition of the english lightning protection guide is available. Based on the iec 60364 series, the 18th edition of. Lightning protection risk assessment calculator free. The nvent erico lightning protection selection calculator is now part of our worldwide electronic catalog.
The correlation between the four levels of lpl and lps is identified in table 7. Our wide range of products allows reliable external lightning protection. During thunderstorms too, high volume of energy is instantaneously released which is more common in nature. For example, the size of the rolling sphere for calculating protection zones is 20 m for a protection level of i, and increases to 60 m for level iv. Here you will find brochures, selection guides and technical articles on lightning protection earthing. Design calculations of lightning protection systems part ten in article design calculations of lightning protection systems part two. Lightning protection risk assessment calculator the simplified iec risk assessment calculator is intended to function as a companion, and not alternative, to the written standard. Standard for the installation of lightning protection systems. Lightning protection risk assessment calculator free version. Lightning protection consultant handbook erico is dedicated to providing a costeffective lightning protection solution for any given application.
Desigr ers thought that protection was not necessary in many cases because the antenna mast was relatively short 10 meters or less. Make planning easier with the various calculation programmes in dehnsupport toolbox a software for electrical planning engineers, installers of lightning protection systems and electricians. The lightning protection standard is an iec standard and was therefore incorporated in the standards of the cenelec members under consideration of national requirements. An interesting survey of the costs of various types of lightning damage can be found on the first 3 or 4 pages in. Lightning protection measures as per iec 6230512010, protection measures may be adopted in order to reduce the risk according to the type of damage. An allinone suite of software packages by the world leaders in power system grounding and interference analysis. Pdf comparison of lightning risk calculation results. Comparison of lightning risk calculation results using different software based on new standard iec 623052. Standard for the installation of lightning protection. These calclators are for your education on the subject. Much of this lecture and the next are adapted from material in umans the art and science of lightning protection cambridge univ. Bs 7671 wiring regulations covers the electrical installation of buildings including the use of surge protection.
Calculate whether lightning protection is required or not for following building. State of the art for the installation of lightning protection systems 0. No longer is it acceptable for the professional team to ask in their tender speci. Download and install the complements needed to generate reports. Attendees learn how ul 96a and nfpa 780 relate to each other. Like many other engineering systems, lightning protection is not necessarily a design preference, but the need for a lightning protection system is determined by the requirements of nfpa 70 and nfpa 780, a lightning risk assessment, and oftentimes the facilitys insurance carrier. This formula shows that it is more difficult for an airterminal to intercept a smaller.
Lightning pdf professional free version download for pc. Various cases and studies of direct stroke lightning. These lpls equate directly to classes of lightning protection system lps. Iec 62305 is the overall guideline for all applications when dealing with lightning and surge protection. International iec standard 623052 first edition 200601 protection against lightning part 2. Lightning protection system design and installation. Free download software to calculate risk assessment of lightning strike in buildings or facilities. Additionally, the software permits the generation of a complete design and bill of quantity in pdf format considering the entirety of the project. A risk assessment based on actual lightning exposure design of the air termination network and downconductors di fth tht i ti t k d thdesign of the earth termination network and earth electrodes. Apply all the steps for lightning protection system design process, perform the risk assessment study, size air termination system components, apply methods for the best positioning of air terminals, determine the number of down conductors, design earth termination system, write specifications for the designed lps. This includes cookies which are necessary for the operation of the website and to manage our corporate commercial objectives, as well as other cookies which are used solely for anonymous statistical purposes, for more comfortable website settings, or for the display of personalised content. A practical guide to lightning protection in australia and new zealand author. The lightning protection institute is a nationwide notforprofit organization founded in 1955 to promote lightning protection education, awareness, and safety.
This page is dedicated to spreadsheet type calculators that can be used to assist all surge protection stakeholders in their effort to improve the reliablity of power systems. For the most uptodate product features and benefits, specifications, certifications and associated downloads for all products used in lightning protection applications, please visit our lightning protection home page. Calculate the risk of a building according to main standards like iec en 62305. The basics of surge protection the basics of surge protection. In article design calculations of lightning protection systems part two, i indicated the lightning protection design process involves a number of design steps as in fig. Bs eniec 62305 lightning protection general standard. Predict the performance of lightning protection systems using all known methods. Designing to the iec 62305 series of lightning protection standards. Formula for calculating the separation distance s k i. This includes basic information on the topics of technology and electronics that applies to all of us. Planning software for lightning protection systems. Calculate lightning protection for building structure.
In this method we have to calculate the area protected by the lm and earth wire. The product terms mentioned in the lightning protection guide that are also registered. Ul marking and application guides are updated as necessary due to new product development. The dehnsupport toolbox software offers a variety of calculation options in the field of lightning protection ranging from risk management to the calculation of the length of the airtermination rods, separation distances and length of the earth electrodes. Method of lightning protection system for building. Well also look briefly at personal lightning protection. Nfpa 780 includes lightning protection for typical building construction in. Lightning stock flushing density number of thunderstorm. Protection against lightning a uk guide to the practical. Once a lightning protection level has been selected, this fixes many of the parameters for the design and installation of the system.
Ul 96 and ul 467 are product standards for lightning protection components. The structurethe structure ss effective collection areaeffective collection area for lightning strikes. The goal of this course is to learn how to design lightning protection systems. Lightning pdf professional is an allin1 pdf solution for creating industrystandard pdf files, editing pdf text and images, converting pdfs to office documents, adding comments plus editing and filling in pdf forms. Lightning riskslightning risks ri k t i b d li ht i t ik d itrisk assessment is based on lightning strike density maps called isokeraunic or isoceraunicmaps, plus. Part 1 of the standard also introduces new concepts for consideration when preparing a lightning protection scheme, such as lightning protection zones lpzs and separation distance. To determine the need for protection against lightning for a given building or structure, the following variables are to be considered. Home download center electrical software lightning protection risk assessment calculator lightning risk assessment study lightning risk assessment study is actually the measure of risk of a lightning strike and probability of damages. Design calculations of lightning protection systems part. We use cookies to ensure that we give you the best experience on our website. Calculate area of building structure calculate collection area of structure calculate probable no of strike on structure calculate overall risk factor calculate whether lighting protection required or not calculate number of down conductor free download. For a finite period, bs eniec 62305 and bs 6651 ran in parallel, but as of august 2008, bs 6651 has been withdrawn and now bs eniec 63205 is the. Ieee std 9981996, ieee guide for direct lightning stroke.