Calculating the incident energy requires knowing how long an arc lasts, the worker's distance from the source of the arc and the amount of current associated with the arc. The sample label above is one option for presenting arc flash information using ANSI label guidelines, but it is not the https://gunnerhouzd.wikififfi.com/7508123/untersuchen_sie_diesen_bericht_über_nfpa_70e_labeling