Description
Overview
The Siemens Building Technology 277-03169 is a complete valve and actuator assembly engineered for precise hydronic and HVAC flow control in commercial building automation systems. This 2-way, normally open configuration features an equal percentage flow characteristic, making it ideal for variable-flow heating and cooling coil applications where accurate modulation is critical.
Valve Features
- 2-Way, Normally Open (NO) configuration
- 1-1/2″ NPT end connections for straightforward pipe installation
- 25 Cv flow coefficient for high-capacity flow performance
- Equal percentage flow characteristic for precise, stable modulation
- Bronze body construction for excellent corrosion resistance
- Brass trim for durability and long service life
Pneumatic Actuator Features
- 8″ pneumatic actuator for reliable, responsive valve positioning
- 5 PSI spring span with adjustable spring range for flexible system tuning
- Compatible with standard pneumatic control systems
- Designed for direct mounting to the valve body as a complete assembly
Applications
- Commercial HVAC hydronic heating and cooling coil control
- Building automation and energy management systems
- Variable air volume (VAV) and fan coil unit applications
- Chilled water and hot water distribution systems
Why Choose Siemens 277-03169
Siemens Building Technology is a globally recognized leader in HVAC controls and building automation. The 277-03169 combines a robust bronze-body globe valve with a factory-matched pneumatic actuator, ensuring optimal performance, easy installation, and long-term reliability. The adjustable spring range provides added flexibility for commissioning across a wide variety of pneumatic control systems.







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