The lightning protection institute lpi adopts the latest edition of the nfpa 780 standard as its reference document for system design. Chapter 2 lightning protection design, engineering, acquisition. Comply with recommendations in nfpa 780, annex d, inspection and maintenance of. Lightning protection standard 780 to be deleted by the nfpa. Lightning protection systems for structures as covered by. Lightning protection not mandated designed to protect the structure but not a 100% guarantee active and passive protection lps require equipotential bonding of all metallic systems bond all gas piping 6 awg why, when, what and where nfpa 780. Today, i will introduce to you, the most powerful excel. Ul has developed this guide for use by code authorities. A annex a explanatory material a wonderful resource that answers why.
Lps are comparable and useful as an alternative to nfpa 780 designs for north american. For each of these, nfpa 780 2020 outlines unique protection guidelines, covering materials, grounding, bonding, concealed systems, corrosion protection, and various other protective measures. Lightning risk assessment alltec lightning protection. Fundamentals of lightning protection systems page 1 of 14 fundamentals of lightning protection systems, edition 1c september 2011. Standard for the installation of lightning protection systems 2017 edition paperback nfpa, nfpa on.
The code for lightning protection nfpa780 has gone through a number of revisions. 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. It is determined that lightning protection is optional for your facility. Principles of grounding of lightning protection systems.
The 2020 edition offers stateoftheart provisions for installations, including onsite physical inspections of completed. Design calculations of lightning protection systems part. Designing lightning protection systems using sparkta nfpa. Nfpa 780 simplified risk assessment using flashes per year. This illustration identifies the components and introduces the basic rules for an. 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. The goal of this course is to learn how to design lightning protection systems. Certified master label compliant lightning protection systems. Lightning protection for gaspipelines installed under the ground hitoshi kijima, kenji takato, kazuo murakawa electrical department polytechnic university 411 sagamihara. Lpi publishes this booklet, lpi 175, based on nfpa 780, with additional explanatory material helpful to installer and inspector member personnel. The one point that i have observed is that none of the lightning protection standards really address the reliability and. Nfpa 780, but also permit coverage of other streamer influencing technologies that provide an 3 nfpa 1.
Try our free lightning risk assessment calculator for your residential or commercial building. This section includes lightning protection for buildings and associated. Nfpa 780 standard for the installation of lightning protection systems, 2014 edition national fire protection association on. The standard excludes lightning protection system installation. Copies of nfpa documents are available from the national fire protection association. Replaces e1, design to lightning standard, nfpa78008. The entire lightning protection system shall be designed and installed in accordance with. No other ground shall be used as a lightning ground see section 4. And all of this equipment should be installed per nfpa 780. 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. Design to lightning standard, nfpa78008 thomas mason, p.
The lightning protection international standard prof. Agenda technical committee on lightning protection first. This document shall not cover lightning protection system installation requirements for early streamer emission systems or charge dissipation systems. In 1945, the nfpacommittee and the parallel american standards association asa committee on protection against lightning. Spring02ecenarticle east coast lightning equipment company. Lpi advocates use of lpiip as the thirdparty inspection authority for system design, components and installation. Standard for the installation of lightning protection systems, 2014 nfpa standards are of national fire protection association nfpa. Lightning protection systems installed by contractors, can be certifiedlisted by ul using the ul96a, standard for installation. Standard for the installation of lightning protection. Risk assessment calculator, maxwell lightning protection co. Buy nfpa 780, standard for the installation of lightning.
Nfpa 780 2020 revises the 2017 edition of the same standard for the installation of lightning protection systems. Aluminum lightning protection materials shall not be. 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. Electrical safety lightning protection risk assessment. Once the need for lightning protection has been established, loss of life and property can be avoided by the installation of an approved lightning protection system. Nfpa 780 standard for the installation of lightning protection systems. Bring your knowledge in line with the latest protection methods and devices. Home services electrical safety lightning protection risk assessment lightning protection study is highly sitespecific, with many designs unique to individual facilities and structures. No more complicated calculations with dehnsupport toolbox 2.
Materials copper lightning protection materials shall not be installed on or in contact with aluminum roofing, aluminum siding, or other aluminum surfaces. Installation of lightning protection systems to nfpa 780ul 96a application standards nfpa 780 and ul 96a cover assessment of risk from. Thousands of trees are struck by lightning every year. Lightning protection code only available in pdf a description is not available for this item. Calculate whether lightning protection is required or not for following building. Ecle nfpa 780 simplified lightning risk assessment. Nfpa 780 standard for the installation of lightning. Nfpa 780 lightning protection systems 2017 back order. Established in 1984, east coast lightning equipment provides highquality, ul listed lightning protection system components to the lightning protection and professional design industries. 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. The lightning grounding electrode is a dedicated part of the lightning protection system. Nfpa 780 provides separate requirements for lightning protection regarding different properties.
Standard for the installation of lightning protection systems. Standard for the installation of lightning protection systems is essential for. Npfa 780 lpi 175 lightning protection system for ground. Lightning protection systems for structures as covered by nfpa780 lightning protection code abstract. Nfpa 780 2008 edition lightning protection institute. Calculate no of down conductor for lightning protection. The main components of a lightning protection system are air terminals, down conductors and ground rods. Lightning protection for gaspipelines installed under the. Design of lightning protection systems dehnsupport toolbox software.
Fully updated to reflect the latest protection methods, devices, and safety challenges, the 2014 nfpa 780. Materials copper lightning protection materials shall not be installed on or in contact with. An updated nfpa 780, lpi 175 and ul 96a risk assessment is forthcoming. Nfpa 70 and nfpa 780 require compliance with different standards and installation requirements. 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. Nfpa 780 includes lightning protection for typical building construction in chapter four as requirements. Iec623052 need for lightning protection, nfpa 780 simplified method. Calculate lightning protection for building structure. Nfpa 780 provides lightning protection system installation requirements to safeguard people and property from fire risk and related hazards associated with lightning. Nfpa 780 provides lightning protection system installation requirements to safeguard people and property from fire risk and related hazards associated with lightning exposure.
Course content graphic overview the primary goal of this course is to learn how to design lightning protection. Nfpa 7802020, standard for lightning protection systems. It simply makes no sense to preclude equal andor more effective lightning protection devices from the standard for the installation of lightning. Nfpa 780 2004 edition standard for the installation of lightning protection. The function of a lightning protection system is to protect structures from fire or mechanical destruction and to prevent that persons in buildings are injured or even killed. Origin and development of nfpa 780 nfpa first adopted specifications for protection of buildings against lightning in 1904.
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