B350+ARX24-3-T N4 | Belimo Three Way Characterized Control Valve 2 Inch Cv 57 With NEMA 4X Actuator
Belimo · Motors & Motion
Description The Belimo B350+ARX24-3-T N4 is a factory-assembled three-way characterized control valve engineered for accurate mixing or diverting control in hydronic HVAC systems. It combines a 2 inch valve body with a non spring return 24 V actuator supporting on/off and floating point control in a sealed NEMA 4X enclosure. Technical Specifications Condition New/Never Used Surplus Brand Belimo Category Control Valves Part Number B350+ARX24-3-T N4 Subcategory Characterized Control Valves Valve Size 2 in [50 mm] Valve Type 3-way mixing/diverting Cv Rating 57 Flow Characteristic A-port equal percentage, B-port modified Flow Pattern 3-way Controllable Flow Range 75° Leakage Rate 0% A–AB, <2% B–AB 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 Valve Body Material Nickel-plated brass Nominal Voltage AC/DC 24 V Control Type On/Off, Floating Point Power Consumption (Operation) 2.5 W Power Consumption (Rest) 0.5 W Transformer Sizing 5.5 VA Actuator Rotation 90°, adjustable Running Time (Motor) 90 or 150 s / 90° Degree of Protection IP66/67, NEMA 4X Ambient Temperature -30…50°C Weight 7.4 lb Information About B350+ARX24-3-T N4 The B350+ARX24-3-T N4 is part of Belimo’s characterized control valve assemblies designed to deliver precise and energy-efficient hydronic control. The valve features differentiated port characteristics to maintain stable common port flow during mixing or diverting operation. Its integrated ARX24-3-T N4 actuator provides non fail-safe operation with simple and robust on/off or floating point control logic. Factory assembly ensures correct alignment between valve and actuator, reduces installation effort, and supports long-term reliability in harsh indoor or outdoor HVAC environments. Key Features Three Way Characterized Valve Design: Supports mixing or diverting applications with optimized port characteristics for stable hydronic performance. Non Spring Return Actuator: Powered valve positioning without fail-safe spring action for applications where return on power loss is not required. On Off And Floating Point Control: Enables straightforward and reliable control strategies commonly used in hydronic HVAC systems. Rugged NEMA 4X Enclosure: IP66/67 rated actuator housing protects against moisture, dust, and corrosion in demanding installations. Optimized Flow Performance: Cv 57 capacity with modified B-port flow maintains consistent common port behavior. Electronic Overload Protection: Protects actuator components throughout the full rotation range to extend service life. Manual Override Access: Allows local valve positioning during commissioning or maintenance without external power. The B350+ARX24-3-T N4 delivers the reliability and precision required for dependable three-way hydronic flow control in demanding HVAC applications.
Brand: Belimo · Category: Motors & Motion
Key features
- Three Way Characterized Valve Design: Supports mixing or diverting applications with optimized port characteristics for stable hydronic performance.
- Non Spring Return Actuator: Powered valve positioning without fail-safe spring action for applications where return on power loss is not required.
- On Off And Floating Point Control: Enables straightforward and reliable control strategies commonly used in hydronic HVAC systems.
- Rugged NEMA 4X Enclosure: IP66/67 rated actuator housing protects against moisture, dust, and corrosion in demanding installations.
- Optimized Flow Performance: Cv 57 capacity with modified B-port flow maintains consistent common port behavior.
- Electronic Overload Protection: Protects actuator components throughout the full rotation range to extend service life.
- Manual Override Access: Allows local valve positioning during commissioning or maintenance without external power.
Specifications
| Manufacturer part number | B350+ARX24-3-T N4 |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Belimo |
| Category | Control Valves |
| Part Number | B350+ARX24-3-T N4 |
| Subcategory | Characterized Control Valves |
| Valve Size | 2 in [50 mm] |
| Valve Type | 3-way mixing/diverting |
| Cv Rating | 57 |
| Flow Characteristic | A-port equal percentage, B-port modified |
| Flow Pattern | 3-way |
| Controllable Flow Range | 75° |
| Leakage Rate | 0% A–AB, <2% B–AB |
| 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 |
| Valve Body Material | Nickel-plated brass |
| Nominal Voltage | AC/DC 24 V |
| Control Type | On/Off, Floating Point |
| Power Consumption (Operation) | 2.5 W |
| Power Consumption (Rest) | 0.5 W |
| Transformer Sizing | 5.5 VA |
| Actuator Rotation | 90°, adjustable |
| Running Time (Motor) | 90 or 150 s / 90° |
| Degree of Protection | IP66/67, NEMA 4X |
| Ambient Temperature | -30…50°C |
| Weight | 7.4 lb |
| Product type | Characterized Control Valves |
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