For the sizing your electrical system, see ABB documentation "Global guide surge
protection". This applies
specifically electrical communication lines that are routed outside building and are considered to
be risk lightning strike (see ANSI/NFPA-70 (NEC®) 2020 Edition Part III Protection 805.
8.3.4 Lightning and overvoltage protection
Information:
Provide lines risk lightning strike with suitable overvoltage protection.1 USA/Canada
Electrical installations must comply with the relevant requirements the National Electrical Code® (ANSI/
NFPA-70 (NEC®) and, where applicable, Canadian Electrical Code (CEC), Code, CSA C22.23
.1.3.
52 Smart Camera Smart Sensor User's manual 1.
The circuits must limited overvoltage category per IEC 60664-1 according to
other information the module data sheet.4.90 Protective
Devices).Commissioning
8
