HPS Sentinel G general purpose distribution transformers are rated for 600 volts and below. They are generally used for supplying appliance, lighting, heating, motorized machine and power loads from electrical distribution systems.For applications involving non-linear loads, please use our HPS Sentinel K product line.SpecificationsMeets latest U.S. DOE 10 CFR Part 431 (effective Jan. 1, 2016) efficiency standards60 Hz frequency (some 50 Hz)Ratings from 15 to 333 kVA single phase and 15 to 1500 kVA three phaseAn extensive standard offer complimented by a wide variety of custom products availableCopper and aluminum availableStandard 150 deg C temperature rise and 220 deg C insulation class10kV BIL on all 3 phase DOE 2016 productUL Listed, CSA CertifiedCustom sizes, ratings and styles available upon request