Courtesy of www.MikeHolt.com. Based on the 2023 NEC. Question: Class I, Division 1 locations are those areas in which ignitible concentrations of _____ can exist under normal operating conditions.
Every three years, the EC&M audience anxiously awaits the release of the latest edition of the National Electrical Code (NEC) to see how it will affect the electrical design, installation, and ...
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