In a recent article for Consulting Specifying Engineer, David Stymiest, PE, CHFM, CHSP, FASHE, outlines the evolution of NFPA 110 over the years in an effort to help electrical engineers understand the nuances. The article includes information on the evolution of major NFPA 110 changes over time, the major impacts to NFPA 110-2022 from the new addition of fuel cell systems as an acceptable type of emergency power supply, the danger of wet-stacking related to diesel engine exhaust piping, and the true scope of NFPA 110.

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