The SPS-100-88-21091 frequency relay (NSN 5930-01-396-2940) serves as an essential protective device integrated into diesel-powered electric generators, including tactical field units such as the SPS-100-88-21091 Tactical Quiet Generator (TQG). Engineered to military-grade specifications, this frequency relay continuously monitors generator output and initiates an automatic shutdown under abnormal operating conditions, specifically targeting overspeed scenarios indicated by […]