Description
The Siemens 257-02052 Pneumatic Actuator 1/2″ 2-Way Valve Assembly is a tried and true item used for precise flow control in HVAC systems. This valve has a flow coefficient of 1 Cv and can regulate modest flow rates. This springs have a range of from 3 to 8 PSI, which meets Federal Specification GG W 526A, and complies with ANSI Class 250 to assure reliable operation under pressure. Made of stainless steel, this is durable, noncorrosive material. The valve has internal thread x union external thread construction providing a secure and adaptable installation. It is 2 pounds, and the temperature range is 35°F to 250°F. This valve is perfect for commercial and industrial HVAC systems and controls air or water flow. Benefits include higher control precision and energy savings and higher system efficiency, which allows an economy to maintain a stable and efficient indoor climate.
