B225+LF120-S US | Belimo 1 Inch Two Way Characterized Control Valve With 120V Spring Return Actuator

Belimo · Motors & Motion

Description  The Belimo B225+LF120-S US is a 1-inch, 2-way characterized control valve with a factory-fitted 120 V spring return on/off actuator. It provides precise equal percentage flow control with a Cv of 30 and reliable fail-safe shutoff for hydronic HVAC systems.     Technical Specifications  Condition New/Never Used Surplus Brand Belimo Category Control Valves Part Number B225+LF120-S US Subcategory Ball Valves Valve Type Characterized Control Valve (CCV) Valve Size 1 in (DN 25) Flow Pattern 2-way Cv Rating 30 Flow Characteristic Equal percentage Body Pressure Rating 600 psi Close-Off Pressure 200 psi Leakage Rate 0% for A–AB Pipe Connection Female NPT threaded Fluid Compatibility Chilled or hot water, up to 60% glycol Fluid Temperature Range 0…250°F (-18…120°C) Controllable Flow Range 75° Actuator Type Spring return, on/off Nominal Voltage AC 120 V Nominal Frequency 50/60 Hz Voltage Range AC 96…132 V Power Consumption (Running) 5.5 W Power Consumption (Rest) 3.5 W Auxiliary Switch 1 × SPDT, adjustable Running Time 75 s / 90° Fail-Safe Running Time <25 s Degree of Protection IP54 / NEMA 2 Weight Not specified   Information About B225+LF120-S US The B225+LF120-S US is part of Belimo’s characterized control valve portfolio designed for accurate flow regulation in hydronic heating and cooling systems. The valve incorporates a precision-machined ball that provides true equal percentage flow control, ensuring stable modulation and predictable system response. Its factory-mounted LF120-S US spring return actuator operates directly on 120 V AC power and delivers dependable on/off control with automatic fail-safe positioning during power loss. The assembly is engineered for maintenance-free operation and long service life in commercial HVAC installations. Key Features Characterized Control Valve Design: Precision ball geometry delivers true equal percentage flow control for stable and repeatable system performance. Integrated Spring Return Actuator: Automatically drives the valve to a predefined safety position upon power loss, supporting system protection. Line Voltage Operation: 120 V AC actuator eliminates the need for a separate control transformer in line-voltage applications. Tight Shutoff Performance: Rated for 200 psi close-off pressure with zero leakage for A–AB to ensure reliable isolation. Durable Valve Construction: High-pressure valve body rated to 600 psi supports long-term operation in demanding hydronic systems. Auxiliary Switch Integration: Built-in SPDT auxiliary switch provides end-position indication and control interlocking capability. Maintenance-Free Assembly: Designed for continuous-duty service without routine maintenance requirements. The B225+LF120-S US delivers the reliability and precision required for safe, dependable on/off flow control in commercial HVAC hydronic systems.

Brand: Belimo · Category: Motors & Motion

Key features

• Characterized Control Valve Design: Precision ball geometry delivers true equal percentage flow control for stable and repeatable system performance.
• Integrated Spring Return Actuator: Automatically drives the valve to a predefined safety position upon power loss, supporting system protection.
• Line Voltage Operation: 120 V AC actuator eliminates the need for a separate control transformer in line-voltage applications.
• Tight Shutoff Performance: Rated for 200 psi close-off pressure with zero leakage for A–AB to ensure reliable isolation.
• Durable Valve Construction: High-pressure valve body rated to 600 psi supports long-term operation in demanding hydronic systems.
• Auxiliary Switch Integration: Built-in SPDT auxiliary switch provides end-position indication and control interlocking capability.
• Maintenance-Free Assembly: Designed for continuous-duty service without routine maintenance requirements.

Specifications

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