Energy. Part431:Energy efficiency program for certain commercial and industrial equipment. SubpartR:Walk-in Coolers and Walk-in Freezers. Section431.302:Definitions concerning walk-in coolers and walk-in freezers.
Basic model means all components of a given type of walk-in cooler or walkin freezer (or class thereof) manufactured by one manufacturer, having the same primary energy source, and which have essentially identical electrical, physical, and functional (or hydraulic) characteristics that affect energy consumption, energy efficiency, water consumption, or water efficiency; and