Description
The Belimo B325 is a high-performance 3-way ball valve engineered for demanding chilled and hot water HVAC applications. Built with a nickel-plated forged brass body and a stainless steel ball and stem, this valve delivers exceptional durability and corrosion resistance in both heating and cooling systems.
Flow Characteristics
The B325 features a dual-port flow design optimized for precise hydronic system control:
- A-port: Equal Percentage flow characteristic for accurate modulating control
- B-port: Modified flow characteristic for constant common port flow, ensuring stable system performance
Key Specifications
- Valve Type: 3-Way Ball Valve
- Connection Size: 1″ NPT
- Flow Coefficient (Cv): 30
- Body Material: Nickel Plated Forged Brass
- Ball and Stem Material: Stainless Steel
- Maximum Temperature Rating: 250°F
- Media: Chilled Water or Hot Water
Design & Construction
The forged brass body with nickel plating provides superior resistance to corrosion and wear, making the B325 well-suited for long-term use in hydronic piping systems. The stainless steel ball and stem ensure reliable sealing and smooth actuation cycle after cycle. The 1″ NPT end connections allow for straightforward installation into standard threaded piping systems.
Application
Designed for use in commercial and industrial HVAC hydronic systems, the Belimo B325 is ideal for:
- Chilled water fan coil units and air handling units
- Hot water heating coil control
- Mixing and diverting applications in hydronic loops
- Building automation and energy management systems
The B325 is designed to be paired with Belimo actuators for fully automated flow control, making it a trusted choice for engineers and contractors specifying reliable, long-life hydronic valve solutions.
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