The 2015 NFPA 70E Table 130.7(C)(16) defines Personal Protective Equipment (PPE) requirements for arc flash hazards, categorizing necessary gear from levels 1 through 4. The 2015 revision eliminated "Category 0" and requires specific PPE based on arc ratings, ranging from 4 to over 40
. For a visual guide to these PPE categories, see the chart on hjarnett.com . OSHA Personal Protective Equipment for Electrical Hazards