FeaturesIncludes transformers with DOE 2016 and NEMA TP-1 efficiency requirements and transformers with other efficiency requirementsTransformers include a versatile bonding/grounding bar affixed to the bottom panel as standard to provide compliance with NEC 450.10(A)Short-term overload capability as required by ANSIMeet Federal energy efficiency requirements for low voltage dry-type distribution transformersAluminum windings2 at +2.5% FCAN, 4 at -2.5% FCBN taps