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NFPA 780: Standard for the Installation of Lightning Protection Systems

NFPA 780: Standard for the Installation of Lightning Protection Systems

National Fire Protection Association (NFPA)
4/5 ( ratings)
Protect against hazards arising from lightning exposure!

Updated to reflect the latest industry developments and safety practices, the 2004 NFPA 780: Installation of Lightning Protection Systems helps you maximize the benefits of various types of protection methods and devices.

Technical changes to this edition include:

- A main conductor, solid strip, was added for Class II material requirements for ordinary structures exceeding 75 ft. in height
- Taller air terminals can be used to increase the spacing on flat or gently sloping roofs;
- Handrails may be used as a substitute for down conductors
- Additional separation between ground rods is required where multiple ground rods are used
- Additional guidance is provided for those instances in which it is necessary to install the grounding conductor directly on bedrock;
- The section entitled "Surge Suppression" was entirely rewritten;
- Titanium strike termination devices may now be used
- The section entitled "Faraday Cage" was replaced with "Metallic Cage"
Language
English
Pages
51
Format
Paperback
Publisher
NFPA
Release
January 17, 2023

NFPA 780: Standard for the Installation of Lightning Protection Systems

National Fire Protection Association (NFPA)
4/5 ( ratings)
Protect against hazards arising from lightning exposure!

Updated to reflect the latest industry developments and safety practices, the 2004 NFPA 780: Installation of Lightning Protection Systems helps you maximize the benefits of various types of protection methods and devices.

Technical changes to this edition include:

- A main conductor, solid strip, was added for Class II material requirements for ordinary structures exceeding 75 ft. in height
- Taller air terminals can be used to increase the spacing on flat or gently sloping roofs;
- Handrails may be used as a substitute for down conductors
- Additional separation between ground rods is required where multiple ground rods are used
- Additional guidance is provided for those instances in which it is necessary to install the grounding conductor directly on bedrock;
- The section entitled "Surge Suppression" was entirely rewritten;
- Titanium strike termination devices may now be used
- The section entitled "Faraday Cage" was replaced with "Metallic Cage"
Language
English
Pages
51
Format
Paperback
Publisher
NFPA
Release
January 17, 2023

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