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Courtesy of QTS Data Centers
Data centers practice maintenance testing and require at least one of the arc flash mitigation methods.

David Rewitzer

David Rewitzer, PE, CEM, is a power systems studies engineer at Hood Patterson & Dewar. He specializes in electrical safety for medium voltage and low voltage facility power distribution systems in data centers, large campuses, healthcare institutions, and commercial/industrial facilities. Dave has 30 years of experience in the electrical power industry. A licensed Professional Engineer in 13 states, he also teaches courses in arc-flash hazard awareness, electrical safety, power quality, and energy management. He is an OSHA-Authorized General Industry Trainer and participates in the IEEE 1584–2018 Guide for Performing Arc-Flash Hazard Calculations and IEEE 1584.1 Guide for the Specification of Scope and Deliverable Requirements for an Arc-Flash Calculation Study in Accordance with IEEE Std 1584 working groups.