NFPA 780 - Lightning Protection Institute

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Strike Terminations on Roofs “4.8.7.1 Wind Turbines. Zones of Protection for Wind Turbines will consider their blade diameter and have no part outside of a zone of protection afforded by the blades. See Annex for additional information.” Presentation to LPI Meeting, March 2007
Surge Protection • New Definitions/Figure of Merit – Nominal Discharge Current (In) – Voltage Protection Level VPL – Broadens category of SPD (previously covered under TVSS). • Also clarification of requirements. Changes coordinate with upcoming UL 1449 3 rd ed. to facilitate selection and inspection. Presentation to LPI Meeting, March 2007
Page 1 and 2: What to expect in the 2007 NFPA 780
Page 3 and 4: Objective Familiarize with major re
Page 5 and 6: Editorial Changes Many revisions ed
Page 7 and 8: Strike Terminations • Clarified p
Page 9 and 10: Strike Terminations Committee Meeti
Page 11 and 12: Handrails as Conductors • Concern
Page 13: Grounding • No more terminals! El
Page 17 and 18: Watercraft • Entirely rewritten C
Page 19 and 20: Annexes • Held major revisions to
Page 21 and 22: Equipotential Bonding Problem: AHJs
Page 23 and 24: Equipotential Bonding Root cause A
Page 25 and 26: Initiatives for Next Cycle • Comp
Page 27 and 28: NFPA 780 is your standard. Particip
Page 29 and 30: Presentation to LPI Meeting, March

NFPA 780 - Lightning Protection Institute

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