Description
Belimo B348 — 2″ NPT 3-Way Ball Valve for Chilled & Hot Water Applications
The Belimo B348 is a heavy-duty 3-way ball valve engineered for reliable flow control in commercial and industrial HVAC hydronic systems. Designed for both chilled and hot water service, this valve handles temperatures up to 250°F, making it an ideal choice for a wide range of heating and cooling applications. Its nickel-plated forged brass body combined with a stainless steel ball and stem delivers outstanding corrosion resistance and long service life, even in demanding environments.
Flow Characteristics
- A-port features Equal Percentage flow characteristic for precise, stable modulating control
- B-port features a Modified flow characteristic designed to maintain constant common port flow
- 3-way configuration enables mixing or diverting service to suit system design requirements
- High flow capacity with a 37 Cv rating for efficient system performance
Construction & Materials
- Nickel-plated forged brass body for superior strength and corrosion resistance
- Stainless steel ball and stem for durability and long-term reliability
- 2″ NPT end connections for straightforward installation into standard piping systems
- Robust construction rated for up to 60 PSID close-off pressure
Application Suitability
- Chilled water systems — air handling units, fan coil units, and cooling coils
- Hot water systems — heating coils, heat exchangers, and boiler circuits
- Maximum fluid temperature: 250°F (121°C)
- Compatible with Belimo actuators for full automated control integration
Key Specifications
- SKU: B348
- Brand: Belimo
- Valve Type: 3-Way Ball Valve
- Pipe Size: 2″ NPT
- Flow Coefficient (Cv): 37
- A-Port Flow Characteristic: Equal Percentage
- B-Port Flow Characteristic: Modified (Constant Common Port Flow)
- Body Material: Nickel-Plated Forged Brass
- Ball & Stem Material: Stainless Steel
- Maximum Fluid Temperature: 250°F
- Close-Off Pressure: Up to 60 PSID
- Service: Chilled Water / Hot Water
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