Current through Register Vol. 54, No. 45, November 9, 2024
Section 39.158 - Arcing or suddenly moving parts(a) Fuses and circuit breakers shall, as far as possible, be so located and shielded that persons may not be burned by their operation.(b) Handles or levers of circuit breakers and similar parts which may move suddenly, in such a way that persons in the vicinity are liable to be injured by being struck by them, shall be guarded or isolated, if practicable.