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James Stallcup: Arc Flash Hazard Warning NEC 110.16

Working kneeling down with an arc flash surrounding him

stallcup jr. head shotAn arc flash hazard warning is required to be field or factory marked to warn qualified persons of potential electric arc flash hazards for electrical equipment, such as switchboards, switchgear, panel boards, industrial control panels, meter socket enclosures, and motor control centers, that are in other than dwelling units, and are likely to require examination, adjustment, servicing, or maintenance while energized. The arc flash hazard warning is required to meet the requirements in 110.21(B) and required to be located so as to be clearly visible to qualified persons before examination, adjustment, servicing, or maintenance of the equipment.

Watch the accompanying video for more in-depth explanation pertaining to the requirements of an arc flash hazard warning in accordance with 110.16 in the National Electrical Code.

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