Seven models of the universal TR6 thermostatic expansion valve cover OEM air conditioner and heat pump designs in a wide range of applications, from 1.5 to 6 tons in R-22 and R-410A systems. According ...
When we last spoke to the people at Microstaq Inc., maker of the silicon Ventillum microelectromechanical systems (MEMS) expansion valve IC, they were busy addressing the requirements of the HVAC ...
Electronically controlled electric valves have been accepted for years in larger applications, just as chillers have been, and have proven to add efficiency to the systems. The key to the increase in ...
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