Belimo TFB24-SR Spring Return Fail-Safe Proportional Damper Actuator 24V No Aux Switch 2W 1W

Product Description

The Belimo TFB24-SR is a 24V spring return fail-safe proportional damper actuator designed for HVAC systems. This actuator is ideal for applications requiring reliable fail-safe operation and precise damper control.

• 24V voltage
• Proportional modulation
• No auxiliary switch

Product Highlights

This actuator modulates dampers in HVAC systems, providing reliable fail-safe operation and positive close-off on airtight dampers. It offers 95 degrees of rotation and is equipped with a universal clamp for easy installation.

Product Information

Standard Information

• Application: Proportional modulation of dampers in HVAC systems
• Control Input: 2 to 10 VDC, 4 to 20 mA

Technical Specifications

• Voltage: 24
• Torque: 22 lb-in
• Power Consumption: 2W (running), 1W (holding)
• Running Time: 95 seconds (motor)
• Direction of Rotation: Reversible with built-in switch (motor), Reversible with cw/ccw mounting (spring)
• Fail Safe Mode: Spring Return
• Manual Override: Yes
• Ambient Temperature: -22°F to +122°F