Protection against lightning a uk guide to the practical application of bs en 62305 michael l henshaw mba, i. The goal of this course is to learn how to design lightning protection systems. Structures to be protected are defined as one of two classes, as. Nfpa 780, standard for the installation of lightning protection systems. Design to lightning standard, nfpa78008 thomas mason, p. Revised standards were adopted in 1905, 1906, 1925, 1932, and 1937. Fundamentals of lightning protection systems page 1 of 14 fundamentals of lightning protection systems, edition 1c september 2011. Lightning protection standard 780 to be deleted by the nfpa. Risk assessment calculator, maxwell lightning protection co.
Lightning protection systems are not only one of the most expensive infrastructure components of a building, but is also one of the least understood. The 780 document covers many specialty constructions from hazardous materials storage to boats and ships to. Since buildings today are equipped with many sensitive electronic systems, planners tend to include lightning protection systems not only to protect the structure but also to help protect the electronic systems and to keep the buildings. In our effort we quote key papers and books in the area of lightning protection. Designing lightning protection systems using sparkta nfpa. Course content graphic overview the primary goal of this course is to learn how to design lightning protection systems. Designing lightning protection systems using sparkta nfpa 780 simplified risk assessment. Raise protection from lightning exposure to new heights with the 2008 nfpa. Try our free lightning risk assessment calculator for your residential or commercial building. The code for lightning protection nfpa 780 has gone through a number of revisions since 1980 when the zone of protection or 150 ft. Standard for the installation of lightning protection.
May 02, 2015 materials used shall be resistant to corrosionmaterials used shall be resistant to corrosion aa coppercopper bb copper alloyscopper alloys cc aluminumaluminum i. August 18, 2016 safety standards are designed to ensure the safety of products, activities or processes. Installation of lightning protection systems to nfpa 780ul 96a application standards nfpa 780 and ul 96a cover assessment of risk from lightning and installation of an appropriate lps. Installation of lightning protection systems contains technical revisions throughout the standard and is your key to reducing dangerous and deadly lightning hazards. Ul has developed this guide for use by code authorities. Buy nfpa 780, standard for the installation of lightning protection. Lightning protection standard 780 electrical contractor. When it comes to lightning protection, the difference between safe and effective lightning protection and unsafe and ineffective lightning protection. Reduce lightning risks with nfpa 780, standard for the installation of lightning protection systems, a comprehensive reference guide offering the latest oversight and understanding of protection methods, devices, and safety challenges in lightning protection systems. Standard for the installation of lightning protection systems is essential for designers, installers, insurance. Most popular title a z title z a featured displaying 1 2 of 2 results. The national fire protection association nfpa promulgates over 2000 national codes and standards that are used worldwide for the application of facility.
Nfpa 780 and ul 96a lightning protection installation. In the united states, most industry and the government facilities are protected by nfpa 780 standard for the installation of lightning protection systems. Most commonly used for nfpa 780 zone of protection. The basis of conventional lightning protection technology. Now that i have moved to central florida, i really see mother nature at her worst or best depending upon how you see it. Nfpa 780 is essential for anyone responsible for protecting lives and property from fire and related dangers associated with lightning events. This intensive training provides the electricianinspectortechnician with an understanding of the details of nfpa780 lightning protection system designs and inspectionmaintenancetesting. The 2020 edition includes revisions to clarify requirements, acknowledge new hazards, and provide. Protect against hazards arising from lightning exposure. Nfpa 7802020, standard for the installation of lightning. Nfpa standards are reproduced with nfpas permission by. This illustration identifies the components and introduces the basic rules for an. Preprinted tabs for the reference books used in the limited energy contractors exam does.
With the issuance of the 1995 edition, the name of the document was changed from lightning protection code to standard for the installation of lightning protection systems. Materials copper lightning protection materials shall not be installed on or in contact with aluminum roofing, aluminum siding, or other aluminum surfaces. Commencing with the 1992 edition of the lightning protection code, the nfpa numerical designation of the document was changed from nfpa 78 to nfpa 780. There are several special cases, not addressed by this lightning risk assessment, that may render the site more or less suspceptibale to lightning. Nfpa 780 and ul 96a are application standards governing satisfactory installation of an lps. Protection against lightning a uk guide to the practical. Fully updated to reflect the latest protection methods, devices, and safety challenges, the 2014 nfpa 780. Inspection, maintenance and testing of the nfpa780. Nfpa 780 standard for the installation of lightning protection systems this edition of nfpa 780, standard for the installation of lightning protection systems, was prepared by the technical committee on lightning protection and acted on by the national fire protection association, inc. Nfpa 780 provides guidelines for how often to place air terminals, spacings for cross and down conductors, ground rod and loop requirements, surgeprotection. When i moved from chicago to boca raton i was amazed at the amount of lightning in the area.
Lightning risk assessment alltec lightning protection. Materials used shall be resistant to corrosionmaterials used shall be resistant to corrosion aa coppercopper bb copper alloyscopper alloys cc aluminumaluminum i. Printed in great britain by mpg books, bodmin, cornwall. Persons graduating from this 2 to 3day class will be able to. Ul 96 and ul 467 are product standards for lightning protection components. Ecle nfpa 780 simplified lightning risk assessment calculator. On october 4, 2001, the standards council of nfpa national fire protection association dismissed the appeal of the hearys, decided to continue its standard on lightning protection no. Despite the daunting amount of literature, the determined researcher. The lightning protection system installer certification exam is a threehour open book. Pdf standard for the installation of lightning protection systems. It is determined that lightning protection is optional for your facility. The calculator is built following nfpa 780 standards. Nfpa 780 standard for the installation of lightning protection systems. Standard for the installation of lightning protection systems 2017.
Nfpa 780 detailed risk assessment using flashes per year from simulation 15. Thomas mason page 2 of 24 fig 1 ridge protection, class i small building face downcomer. The ul lightning protection system installer personnel certification program is. Nfpa 780 is the standard which deals with the installation of lightning protection systems and is one of the references used for the florida limited energy contractor licensing exam.
Todays lightning protection systems are inconspicuous. Nfpa 780 standard for the installation of lightning protection. This intensive training provides the electricianinspectortechnician with an understanding of the details of nfpa 780 lightning protection system designs and inspectionmaintenancetesting. The 2020 edition includes revisions to clarify requirements, acknowledge new hazards, and provide guidance for lightning. Designing to lightning standard, nfpa7802011 pdh online. Major changes in the 2017 edition of nfpa 780 provide greater oversight and new understanding of lightning protection systems and lightning hazards reflecting the latest protection methods, devices, and safety challenges, the 2017 edition of nfpa 780.
Knowing the steps of lightning protection system design process, knowing the definitions of main terms in lightning protection system design process, knowing iec 623052 method of risk assessment study, knowing nfpa 780 method of risk assessment study, knowing software method for performing the risk assessment study. Nfpa and national fire protection association are registered trademarks of the national. Nfpa 780 standard for the installation of lightning protection systems 1997 this edition of nfpa 780 was prepared by the technical committee on lightning protection and acted on by the national fire protection association, inc. An analysis of indiscriminate bonding of metal objects to the lightning protection system produced a new section on treatment of metal bodies. Nfpa 7802020 helps to mitigate disastrous events like these by addressing the traditional lightning protection system installation for ordinary and miscellaneous structures and special occupancies, as well as the following unique structures. Setting the standard for safe and effective lightning protection. Lightning is a natural phenomenon that has always fascinated humans. Nfpa 780, standard for the installation of lightning protection systems sort. Nfpa 780 standard for the installation of lightning protection systems 2017 edition this. When it comes to lightning protection, the difference between safe and effective lightning protection and unsafe and ineffective lightning protection is ultimately related to which guidelines are. Copper lightning protection materials shall not becopper lightning protection materials shall not be installed on aluminum roofing, siding or otherinstalled on. Installations not directly related to those areas and structures housing such installations can be protected against lightning by the provisions of this standard. Bs eniec 62305 protection against lightning nfpa 780 standard for the installation of lightning protection systems.
Nfpa 780 provides lightning protection system installation requirements to safeguard people and property from fire risk and related hazards associated with lightning exposure. The ieee emerald book, dedicated to protecting equipment from surges. Jan, 2014 nfpa 780 detailed risk assessment using flashes per year from simulation 15. Nfpa 780, lightning protection code code electrical. Installation of lightning protection systems to nfpa 780ul 96a application standards nfpa 780 and ul 96a cover assessment of risk from lightning and installation of.
Standard for the installation of lightning protection systems is the new industry benchmark for protecting lives and property from fire and. This edition of nfpa 780 was approved as an american national standard on october 4, 2001. In fact, more lightning protection systems are installed now than ever before. Provide and install a complete lightning protection system in compliance with the specifications and standards of the most current editions of the national fire protection associations lightning protection code nfpa780 and underwriters laboratories lightning protection code ul96a.
Nfpa 70 and nfpa 780 require compliance with different standards and installation requirements. Standard for the installation of lightning protection systems is essential for designers, installers, insurance professionals, ahjs, and. As the world grapples with the covid19 epidemic, nfpa is providing key resources and information that address emergency planning, building, and fire and life safety issues. Inspection, maintenance and testing of the nfpa780 lightning protection system. The type of seperation between the lightning protection and the body in question, in which flashover may occur. The code for lightning protection nfpa780 has gone through a number of revisions since 1980 when the zone of protection or 150 ft. If installed in or attached to a building or structure, metal piping systems, including gas piping, that is likely to become.
It is also a destructive force, and the science of protecting humans and their belongings on earth is called lightning protection. An updated nfpa 780, lpi 175 and ul 96a risk assessment is forthcoming. Raise protection from lightning exposure to new heights with the 2008 nfpa 780. Standard for the installation of lightning protection systems. Nfpa standards are reproduced with nfpa s permission by. Standard for the installation of lightning protection systems, 2014 nfpa standards are of national fire protection association nfpa. Lightning loss risk assessment involves the evaluation of various criteria to determine the risk of loss due to lightning.
Nfpa 780 includes lightning protection for typical building construction in chapter four as requirements for ordinary structures. Nfpa 780, standard for the installation of lightning. Standard for the installation of lightning protection systems is the new industry benchmark for protecting lives and property. This paper will briefly summarize the nature of lightning, provide a brief history of the document, the lead taken by the national fire protection associat. Nfpa 780 detailed risk assessment using flashes per year from simulation 18. The 1997 edition of nfpa 780 incorporated editorial changes to make the document more user friendly.
Standard for the installation of lightning protection systems is essential for designers, installers, insurance professionals, ahjs, and anyone responsible for protecting lives and property from fire and related dangers associated with. Lightning protection systems for structures as covered by nfpa 780 lightning protection code abstract. This guide is designed to assist in that determination. Identify the most likely lightning strike roofs add 23 air terminals and simulate 16. In nfpa 780 and the lpi 175, there is mention that low resistance is desirable, but not really defined in terms that i can apply in the field. Nfpa 780 is the principle lightning protection standard in the u. Nfpa 780 simplified risk assessment using flashes per year.
Replaces e1, design to lightning standard, nfpa78008. Inspection, maintenance and testing of the nfpa780 lightning. Lightning protection systems for structures as covered by. Nfpa 780 2008 edition lightning protection institute. Nfpa 780 is the standard which deals with the installation of lightning protection systems and is one of the references used for the florida. Buy nfpa 780, standard for the installation of lightning. Jul 21, 2017 nfpa 780 is the principle lightning protection standard in the u.
Nfpa and the nfpa logos are trademarks and service marks of nfpa. Written in accordance with recognized codes and standards and with over 200 illustrated pages, this book describes approved air terminals, downconductors, shielding, bonding, surge suppression, detectors, and personal safety. Aluminum lightning protection materials shall not be. The new, 2016 edition of nlsis book on lightning protection for engineers, is an essential engineering reference.
Origin and development of nfpa 780 nfpa first adopted specifications for protection of buildings against lightning in 1904. Jan 01, 2004 raise protection from lightning exposure to new heights with the 2008 nfpa 780. In issuing this document, the standards council noted that lightning is a stochastic, if not. This edition of nfpa 780, standard for the installation of lightning protection systems, was. Include the requirements specified in paragraph, testing of integral lightning protection system in the test plan. This book provides the reader with a thorough background in almost every aspect of lightning protection. Nd nc installing a lightning protection system is recommended identify the most likely lightning strike roofs add 4 air terminals and simulate. There are several special cases, not addressed by this lightning risk assessment, that may render the site more or. Standard for the installation of lightning protection systems 2017 edition paperback. The 2014 nfpa 780 responds to industry developments with added coverage of new topics to increase protection against dangerous lightning hazards fully updated to reflect the latest protection methods, devices, and safety challenges, the 2014 nfpa 780. Nfpa 780 also provides the foundation for numerous specialized lightning protection documents for organizations such as the dod, doe, nasa and the faa. Why, when, what and where national electrical code nfpa 702014 bonding of piping systems b other metal piping. Nfpa 780 provides lightning protection system installation requirements to safeguard people and property from fire risk and related hazards associated with. Bring your knowledge in line with the latest protection methods and devices.
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