Description
Siemens Building Technology 331-4824 Pneumatic Damper Actuator
The Siemens Building Technology 331-4824 is a #3 spring-range pneumatic damper actuator engineered for reliable, precise damper positioning in commercial HVAC and building automation systems. Designed to operate on a pneumatic control signal of 8–13 PSI, this actuator delivers consistent, repeatable performance across a wide range of air-handling and ventilation applications. The 3/4″ shaft kit (SK) coupling ensures straightforward installation and a secure connection to standard damper shafts.
Key Features
- Pneumatic damper actuator with #3 spring range
- Control signal range: 8–13 PSI for accurate modulating control
- 3/4″ shaft kit (SK) for direct damper shaft mounting
- Designed for use in commercial HVAC air distribution and building automation systems
- Siemens Building Technology quality — engineered for long service life and dependable operation
- Compatible with standard pneumatic control systems
- Compact, robust construction suitable for demanding mechanical room and air-handler environments
Application
The 331-4824 is ideal for modulating control of supply, return, exhaust, and mixed-air dampers in commercial air-handling units, VAV systems, and pneumatically controlled HVAC installations. Its 8–13 PSI spring range makes it well-suited for systems requiring a mid-range pneumatic signal, providing smooth, proportional damper positioning in response to controller output.
Why Choose Siemens Building Technology
Siemens Building Technology is a globally recognized leader in HVAC controls, building automation, and pneumatic actuation. Their pneumatic actuator line is trusted by mechanical contractors and building automation professionals for precision, durability, and ease of integration into both new construction and retrofit projects.
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