NETA ETT Level 4 Practice Questions - NETA ETT Level 4 Senior Certified Electrical Testing Technician Exam

An 'arc flash boundary' per IEEE 1584 is:

The distance at which the incident energy equals 1.2 cal/cm^2 — the onset of a second-degree burn The same as the shock boundary Always 10 ft The breaker nameplate rating

Correct Answer:

The distance at which the incident energy equals 1.2 cal/cm^2 — the onset of a second-degree burn

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