Origin Mining Company, LLC. · Quemaduras por arco (eléctrico)
Electrical control superintendent was troubleshooting inside the #10-MC-03 energized 4160-volt electrical enclosure when they contacted the phase to phase with a fluke T6-600 voltages tester. This cause an arc flash causing burns to their hands, arms, and face due to not donning any of the required PPE and the 4160 volt power circuit not being deenergized before the work began.