Using NFPA 70E and Changing Fuses in a Bus Plug. Can I lower the Dangerous Level if I turn off the bus plug?
By Lee Hale, e-Hazard Consultant A reader posed this question: In the energized state the fused switch has an arc flash rating of “dangerous.” My question is: If the fusible…
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Using NFPA 70E and Changing Fuses in a Bus Plug. Can I lower the Dangerous Level if I turn off the bus plug?