B340L+AFRX24-MFT | Belimo Three Way Ball Valve 1.5 Inch 57 Cv With Spring Return Actuator 24V
B340L+AFRX24-MFT | Belimo Three Way Ball Valve 1.5 Inch 57 Cv With Spring Return Actuator 24V
B340L+AFRX24-MFT | Belimo Three Way Ball Valve 1.5 Inch 57 Cv With Spring Return Actuator 24V
    B340L+AFRX24-MFT | Belimo Three Way Ball Valve 1.5 Inch 57 Cv With Spring Return Actuator 24V
B340L+AFRX24-MFT | Belimo Three Way Ball Valve 1.5 Inch 57 Cv With Spring Return Actuator 24V

B340L+AFRX24-MFT | Belimo Three Way Ball Valve 1.5 Inch 57 Cv With Spring Return Actuator 24V

Part #: B340L+AFRX24-MFT Manufactured by: Belimo
Regular price
$1,499.00
Sale price
$1,499.00
Regular price
1 in Stock
Condition: New-Surplus Original Box
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Product Overview
The B340L+AFRX24-MFT is a compact valve and actuator solution designed to simplify installation while delivering consisten...  Read more
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Warranty for Product #: B340L+AFRX24-MFT
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Product Description P/N: B340L+AFRX24-MFT

Description / Specifications

Description 

The Belimo B340L+AFRX24-MFT is a factory-assembled three-way ball valve with a spring return actuator designed for precise modulating control in hydronic HVAC systems. It combines a 1.5 inch valve body with a programmable 24 V actuator to provide accurate flow regulation and reliable fail-safe operation.

 

 

Technical Specifications 

Condition New/Never Used Surplus
Brand Belimo
Category Control Valves
Part Number B340L+AFRX24-MFT
Subcategory Ball Valves
Valve Size 1.5 in [40 mm]
Valve Type 3-way changeover / diverting
Cv Rating 57
Flow Characteristic Modified linear
Flow Pattern 3-way
Controllable Flow Range 75°
Leakage Rate 0%
Fluid Type Chilled or hot water, up to 60% glycol
Fluid Temperature Range -18…120°C [0…250°F]
Body Pressure Rating 400 psi
Close-Off Pressure 200 psi
Pipe Connection NPT female
Nominal Voltage AC/DC 24 V
Control Signal MFT programmable, 2…10 V
Power Consumption (Operation) 7.5 W
Power Consumption (Rest) 3 W
Transformer Sizing 10 VA
Position Feedback 2…10 V
Actuator Rotation 90°
Running Time (Motor) 70…220 s / 90°
Running Time (Fail-Safe) <20 s @ 20°C
Degree of Protection IP54 / NEMA 2
Weight 8.6 lb

 


Information About B340L+AFRX24-MFT

The B340L+AFRX24-MFT is part of Belimo’s ball valve and actuator assemblies engineered to deliver stable and energy-efficient hydronic control. The valve features a durable internal design that supports zero leakage performance and consistent flow characteristics in heating and cooling systems. Its integrated AFRX24-MFT spring return actuator uses Belimo MFT technology, allowing flexible configuration of control signals, operating ranges, and response behavior. Factory assembly ensures proper valve-to-actuator alignment, reducing installation time and supporting long-term reliability in commercial HVAC applications.

Key Features

  • Three Way Ball Valve Assembly: Provides accurate changeover or diverting control with a modified linear flow characteristic for stable hydronic performance.
  • Spring Return Fail-Safe Actuator: Automatically drives the valve to a defined safety position during power loss to protect system operation.
  • MFT Programmable Control Technology: Supports configurable control modes including 2…10 V, 4…20 mA, PWM, on/off, and floating point for broad system compatibility.
  • High Flow Capacity: Cv 57 rating supports efficient control of medium to large hydronic circuits with minimal pressure drop.
  • Zero Leakage Valve Design: Ensures tight shutoff and reliable separation of flow paths during changeover or diverting operation.
  • Integrated Position Feedback: Provides a 2…10 V feedback signal for continuous valve position monitoring and closed-loop control.
  • Manual Override Capability: Supplied hex crank allows manual positioning during commissioning or maintenance activities.

The B340L+AFRX24-MFT delivers the reliability and precision required for accurate hydronic flow modulation and dependable fail-safe valve control in HVAC systems.

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Description / Specifications

Description 

The Belimo B340L+AFRX24-MFT is a factory-assembled three-way ball valve with a spring return actuator designed for precise modulating control in hydronic HVAC systems. It combines a 1.5 inch valve body with a programmable 24 V actuator to provide accurate flow regulation and reliable fail-safe operation.

 

 

Technical Specifications 

Condition New/Never Used Surplus
Brand Belimo
Category Control Valves
Part Number B340L+AFRX24-MFT
Subcategory Ball Valves
Valve Size 1.5 in [40 mm]
Valve Type 3-way changeover / diverting
Cv Rating 57
Flow Characteristic Modified linear
Flow Pattern 3-way
Controllable Flow Range 75°
Leakage Rate 0%
Fluid Type Chilled or hot water, up to 60% glycol
Fluid Temperature Range -18…120°C [0…250°F]
Body Pressure Rating 400 psi
Close-Off Pressure 200 psi
Pipe Connection NPT female
Nominal Voltage AC/DC 24 V
Control Signal MFT programmable, 2…10 V
Power Consumption (Operation) 7.5 W
Power Consumption (Rest) 3 W
Transformer Sizing 10 VA
Position Feedback 2…10 V
Actuator Rotation 90°
Running Time (Motor) 70…220 s / 90°
Running Time (Fail-Safe) <20 s @ 20°C
Degree of Protection IP54 / NEMA 2
Weight 8.6 lb

 


Information About B340L+AFRX24-MFT

The B340L+AFRX24-MFT is part of Belimo’s ball valve and actuator assemblies engineered to deliver stable and energy-efficient hydronic control. The valve features a durable internal design that supports zero leakage performance and consistent flow characteristics in heating and cooling systems. Its integrated AFRX24-MFT spring return actuator uses Belimo MFT technology, allowing flexible configuration of control signals, operating ranges, and response behavior. Factory assembly ensures proper valve-to-actuator alignment, reducing installation time and supporting long-term reliability in commercial HVAC applications.

Key Features

  • Three Way Ball Valve Assembly: Provides accurate changeover or diverting control with a modified linear flow characteristic for stable hydronic performance.
  • Spring Return Fail-Safe Actuator: Automatically drives the valve to a defined safety position during power loss to protect system operation.
  • MFT Programmable Control Technology: Supports configurable control modes including 2…10 V, 4…20 mA, PWM, on/off, and floating point for broad system compatibility.
  • High Flow Capacity: Cv 57 rating supports efficient control of medium to large hydronic circuits with minimal pressure drop.
  • Zero Leakage Valve Design: Ensures tight shutoff and reliable separation of flow paths during changeover or diverting operation.
  • Integrated Position Feedback: Provides a 2…10 V feedback signal for continuous valve position monitoring and closed-loop control.
  • Manual Override Capability: Supplied hex crank allows manual positioning during commissioning or maintenance activities.

The B340L+AFRX24-MFT delivers the reliability and precision required for accurate hydronic flow modulation and dependable fail-safe valve control in HVAC systems.

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