Electrical Safety and Design, LLC (ESAD) s a professional electrical engineering company specializing in power system studies for the water, wastewater, industrial, and commercial facilities. Our electrical studies include arc flash hazard analysis, short circuit analysis, and relay coordination. We provide a complete, detailed documentation of system data, calculations, assumptions, and conclusions. All studies conform to IEEE, NFPA 70E, NESC, and OSHA 29 CFR 1910 standards.