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Definition of "Hazard Risk Category" |
Categories defined by NFPA 70E 2004 to explain protection levels needed when performing tasks. The values range from 1 to 4. ATPV rated PPE is required for categories 1 through 4 as follows: 1 4 cal/cm², 2 8 cal/cm², 3 25 cal/cm², 4 40 cal/cm². |
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