Search results with tag "Nfpa 780"
Designing to Lightning Standard, NFPA-780-2011
pdhonline.comintersystem bonding terminal and surge protective device (SPD). The equilization bonding conductor is part of the lightning protection system. IEEE says that you must place an additonal surge protective device at each critical, sensitive equipment, such as television, personal computer and microwave. ©Thomas Mason Page 2 of 18
NFPA 780- Proposed 2017 Edition Standard for the ...
www.nfpa.orgThe 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 1750.3 The conventional lightning rod system is intended to intercept a close proximity lightning strike.
NFPA-70 (NEC) COMPLIANCE DETAILS FOR LPS INSPECTORS
lightningsafety.com7. NEC 250.64(B.4). Grounding electrode conductors (counterpoise/ring) shall be contact with the earth. Also see NFPA-780 section 4.13.4.1 ground ring “in direct contact with the earth”.