Description
Overview
The Siemens Building Technology 599-03129 is a 2-way, normally closed globe valve engineered for precise hydronic and HVAC system flow control. Featuring a 1/2″ NPT connection, a 4.0 Cv flow coefficient, and an equal percentage flow characteristic, this valve delivers accurate, proportional modulation across its full operating range — making it ideal for heating and cooling coil applications where tight control is critical.
Key Features
- 2-way, normally closed (NC) configuration for fail-safe operation
- 1/2″ NPT threaded connections for straightforward installation
- 4.0 Cv flow coefficient for precise flow capacity sizing
- Equal percentage flow characteristic for accurate proportional control
- Bronze valve body for excellent corrosion resistance in hydronic systems
- Stainless steel trim for durability and long service life
- Globe valve design provides tight shutoff and reliable modulating performance
- Compatible with Siemens Building Technology actuators
Specifications
- SKU: 599-03129
- Brand: Siemens Building Technology
- Valve Type: Globe, 2-Way
- Fail-Safe Position: Normally Closed (NC)
- Connection Size: 1/2″
- Connection Type: NPT (National Pipe Thread)
- Flow Coefficient (Cv): 4.0
- Flow Characteristic: Equal Percentage
- Body Material: Bronze
- Trim Material: Stainless Steel
Applications
- Heating and cooling coil control in commercial HVAC systems
- Fan coil unit (FCU) and air handling unit (AHU) water-side control
- Building automation and energy management systems
- Hydronic heating and chilled water distribution systems
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