ITW Vortec (Cincinnati, OH) has announced that the United States Patent and Trademark Office has awarded U.S. Patent 8,402,773 covering Vortec’s two-stage cooling system Vortex A/C Enclosure Coolers. The A/C Enclosure Coolers, models 7770, 7670, and 7570, are large enclosure coolers with a cooling capacity of 5000 BTU/hour. These coolers feature a two-stage cooling system designed to conserve compressed air. During regular usage, the coolers utilize only the first cooling stage. When there is increased demand for cooling, whether due to high heat load in the enclosure or high facility temperatures, the second cooling stage is activated. The Vortex A/C Enclosure Cooler model 7570 is also designed for hazardous locations (HazLoc), and UL Classified for use in most Class I, Div 2, Class II, Div 2 and Class III areas.
See more at www.vortec.com.