Origin and development of nfpa 780 nfpa first adopted specifications for protection of buildings against lightning in 1904. National electrical code 2008 edition usf college of. Development of this report is in direct response to the request embodied in the national fire protection associations standards council decision 0030 for governmental users to. Principles of grounding of lightning protection systems per. Ul 96a, nfpa 780 and all listed components correctly installed and connected to earth. Nfpa 780 includes lightning protection for typical building construction in chapter four as requirements for ordinary structures.
Introduction convault tanks should be grounded to provide lightning protection in accordance with nfpa 780 standard for the installation of lightning protection systems latest edition. Certified master label compliant lightning protection systems. Do not provide an early streamer emission system or a charge dissipation system. Provide ul listed or labeled lightning protection components and cables. Nfpa technical committee on lightning protection nfpa 780. Standard for the installation of lightning protection systems, 2011 edition. Replaces e1, design to lightning standard, nfpa78008. Nfpa 780, standard for the installation of lightning protection systems, delivers a flexible approach to providing applicable safety protocols for lightning hazards based on the use of the building or structure. Nfpa 70 and nfpa 780 require compliance with different standards and installation requirements.
The 2020 edition offers stateoftheart provisions for installations, including onsite physical inspections of completed. The goal of this course is to learn how to design lightning protection systems. The 2004 edition of nfpa 780 reflected an extensive editorial revision of the standard to comply with the concurrent edition of the nfpa manual of style for technical committee docu ments. Installation of lightning protection systems contains technical revisions throughout the standard and is your key to reducing dangerous and deadly lightning hazards. Define the scope of the standard and its limitations utilize geometric modeling identify the rolling sphere modeling and calculations determine component use. The basis of conventional lightning protection technology. 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 result is a fully compliant nfpa 780 lps that followed the additional. Nfpa 780 also provides the foundation for numerous specialized lightning protection documents for organizations such as the dod, doe, nasa and the faa. Agenda technical committee on standard for the installation of lightning protection systems first draft meeting denver, co september 22 26, 2014 item 1491.
If installed in or attached to a building or structure, metal piping systems, including gas piping, that is likely to become. Nfpa 780 standard for the installation of lightning protection systems, 2014 edition national fire protection association on. Jan 16, 2018 posts about nfpa 780 written by mohamed a. Npfa 780 lpi 175 lightning protection system for ground. Nfpa standards are reproduced with nfpas permission by. Installation requirements for light ning protection systems, ul96a, and. Ufc 357501 lightning and static electricity protection.
Nfpa s rules and regulations as to whether to issue an nfpastandard for. Lightning protection systems, nfpa 780 underwriters laboratories ul. The objective of this article is to present why the iec 62305. Nfpa 780 proposed 2017 edition standard for the installation of lightning protection systems tia log. 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. Usermanual v2 east coast lightning equipment company. To help you understand the issues affecting system installation and compliance, nfpa 780. Nfpa 780, the standard for the installation of lightning protection systems, addresses the fire protection hazards and the protection techniques have stood the test. Raise protection from lightning exposure to new heights with the 2008 nfpa 780. History and development of the national electrical code the national fire protection association has acted as sponsor of the national electrical code since 1911. When you get into the ground and bonding subsections, switch back over to lpi 175 and read the grounding and bonding sections. Low impedance paths to ground are preferred by lightning. This illustration identifies the components and introduces the basic rules for an. Relationship between ul 96a and nfpa 780 how ul 96a relates to military types of inspections uls inspection and certification process.
Standard for the installation of lightning protection systems is the new industry benchmark for protecting lives and property from fire and. Nfpa 302015, chapter 4 provides definitions of flammable and combustible liquids. Descargar normas nfpa 15 diciembre, 2009 admin normas nfpa 10. The 780 document covers many specialty constructions from hazardous materials storage to boats and ships to. Structures to be protected are defined as one of two classes, as follows, which correlates back to the product grade which should be installed. Npfa 780 lpi 175 lightning protection system for ground mounts. Reflecting the latest protection methods, devices, and safety challenges, the 2017 edition of nfpa 780.
Nfpa 780, standard for the installation of lightning protection systems o industry standard for lightning protection o chapter 4 general requirements for ordinary facilities. D surge suppression products for the communication service shall meet nfpa 780 sec 4. Dedicated wire down conductors or building steel, or both, must be installed in accordance with nfpa 780 see. Jan 01, 2004 raise protection from lightning exposure to new heights with the 2008 nfpa 780. An introduction to the nfpa standards development process. A logical sequence for optimizing the project using the complete risk evaluation. Structures to be protected are defined as one of two classes, as follows, which correlates back to the. The current nfpa 780 standard has centered on the conventional lightning rod system, referred to as the franklin rod, which was invented by benjamin franklin in 1750. Jul 21, 2017 nfpa 780 is the principle lightning protection standard in the u. Each convault tank is provided with two grounding lugs or grounding bolts to meet the. Nfpa 780 standard for the installation of lightning. Agenda technical committee on lightning protection first.
Bring your knowledge in line with the latest protection methods and devices. Nfpa 780 provides lightning protection system installation requirements to safeguard people and property from fire risk and related hazards associated with lightning exposure. The subject proceedings resulted from an attack by the heary brothers and other proponents of ese early streamer emission lightning rods, who claimed, among other things, that it was unfair to continue to maintain a standard on franklin rod systems after refusing to. Settlement agreement at 1, f, pa more specificajly, the agreement stated. And common bonded to the building electrical system in accordance with article 230, 250, 280, 800.
Nfpa 1 fire code nfpa 2 hydrogen technologies code. Presentation to lpi meeting, march 2007 what to expect in the 2007 nfpa 780 standard for the installation of lightning protection systems john m. Major additions and technical revisions in this edition make it a must for everyone responsible for reducing hazards associated with lightning from designers and to. Nfpa long form decision on standard 780 lightning protection standard. Buy nfpa 780, standard for the installation of lightning.
This edition of nfpa 70 was approved as an american national standard on august 15, 2007. Nfpa 78, guide on electrical inspections, and nfpa 1078, standard for electrical inspector professional qualifications, are seeking public inputs on their preliminary drafts. Nfpa 780 standard for the installation of lightning protection systems nfpa 790 standard for competency of third party field evaluation bodies. These revisions included the addition of three administrative chapters at the beginning. Energy facilities contractors group efcog 6 chapter 1. Standard for the installation of lightning protection systems is essential for designers, installers, insurance professionals, ahjs, and. 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. Ul has developed this guide for use by code authorities. Standard for the installation of lightning protection. The workshop provides valuable insight on how nfpa 780 and ul 96a relate to each other.
Nfpa 780 is generally accepted as the us lightning protection standard. The 2020 edition offers stateoftheart provisions for installations, including onsite physical inspections of. Design to lightning standard, nfpa780 08 thomas mason, p. Standard for the installation of lightning protection systems, 2014 nfpa standards are of national fire protection association nfpa. Course content graphic overview the primary goal of this course is to learn how to design lightning protection systems. Immediate release of nfpa 780, 2000 edition to ensure consistency of lightning protection techniques used in the united states with best available practice and new findings in lightning protection technology. Nfpa 780 standard for the installation of lightning protection systems 2000 edition nfpa, 1 batterymarch park, po box 9101, quincy, ma 022699101 an international codes and standards organization nfpa license agreement this document is ed by the national fire protection association nfpa, 1 batterymarch park, quincy, ma 022699101 usa. National fire protection association 7 nfpa 780 interfaces with ieee standard 142 u201cgrounding for industrial and commercial power systemsu201d some reminders on lightning discharge results from.
The unit must be installed as per the manufacturers instructions and the nec. Revised standards were adopted in 1905, 1906, 1925, 1932, and 1937. Nfpa 7802020, standard for the installation of lightning. Thomas mason page 2 of 24 fig 1 ridge protection, class i small building face downcomer. The 2017 nfpa standards directory is now available for download. Evaluate the risks considering, at first, the full structure as a unique zone, with no external protection, no surge protectors, no safety measures. For this class of structure there is no requirement for a rolling sphere, so the basic air termination. Any ed material included in this ufc is identified at the point of use.
It will follow the paths of least impedance to do so. Lightning protection standard 780 to be deleted by the nfpa. 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. Nfpa 780 provides lightning protection system installation requirements to safeguard people and property from fire risk and related hazards associated with. Standard for the installation of lightning protection systems is the new industry benchmark for protecting lives and property from fire and related dangers associated with lightning events. Pdf nfpa 780proposed 2017 edition standard for the. The 2020 edition includes revisions to clarify requirements, acknowledge new hazards, and provide guidance for lightning. Nfpa 780 2020 revises the 2017 edition of the same standard for the installation of lightning protection systems. Nfpa 780 contains much helpful information on the topic. I have dear mike, i have a copy of the letter sent out by the standards council in which they state their intention not to issue the 2000 edition of nfpa 780 and to withdraw the 1997 edition of nfpa 780 and to terminate the project on lightning protection. Reflecting the latest protection methods, devices, and safety challenges, the 2017 spanish edition of nfpa 780, standard for the installation of lightning protection systems is the new industry benchmark for protecting lives and property from fire and related dangers associated with lightning events. This edition of nfpa 780, standard for the installation of lightning protection systems, was prepared by the technical committee on lightning protection and. 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.
Established in 1984, east coast lightning equipment provides highquality, ul listed lightning protection system components to the lightning protection and professional design industries throughout the usa, canada, central america, and the middle east. Installation of lightning protection systems to nfpa 780 ul 96a application standards nfpa 780 and ul 96a cover assessment of risk from lightning and installation of an appropriate lps. Standardize the triservice criteria using nfpa 780. The directory contains standards development information such as. Nfpa and the nfpa logos are trademarks and service marks of nfpa. The course focuses on nfpa 780 chapters 1 through 6 and ul 96a applications and includes detailed guidance on general requirements, miscellaneous structures, special occupancies, and heavy duty stacks. Ul knowledge solutions nfpa 780 and ul 96a lightning. Nfpa standards are reproduced with nfpa s permission by. Why, when, what and where national electrical code nfpa 702014 bonding of piping systems b other metal piping.
At least one steel column must be grounded at each corner of the building. Nfpa 780 standard for the installation of lightning protection systems 2014 edition nfpa, 1 batterymarch park, quincy, ma 021697471 an international codes and standards organization. Lightning protection system requirements if the project team determines that a lightning protection system should be provided, provide a traditional type of system in accordance with nfpa 780. Standard for the installation of lightning protection systems digital handbook has been updated with the latest requirements plus new expert commentary on more topics including electrical issues not covered in the national electrical code nec. Standard for the installation of lightning protection systems, 2017 nfpa standards are of national fire protection association nfpa. Nfpa 780, standard for the installation of lightning protection systems, remains as the basic. For each of these, nfpa 780 2020 outlines unique protection guidelines, covering materials, grounding, bonding, concealed systems, corrosion protection, and various other protective measures. The original code document was developed in 1897 as a result of the united efforts of various.
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