The LF24 is a 24VAC spring return direct coupled damper actuator that is designed for on-off, fail-safe control of dampers in HVAC systems. Actuator sizing . Belimo Aircontrols (USA), Inc. LF24 (-S) US. On-off, spring return failsafe, 24 V. ®. Torque min. 35 in-lb, for control of air dampers. Application. For on-off, fail-safe. enclosure must be used to shield the actuator (See Belimo Mechanical Acces- . The LF24, modulating actuators (LFSR US, LF US, LFMFT US) are.

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LFSR, Belimo LFSR US, Damper Actuator, LFSR, Belimo LFSR

The LF series actuators provide true spring return operation for reliable fail-safe application and positive close-off on air tight dampers.

Create an account Forgot Password? You may not enter more than characters for ‘Actuator Customization’. Technical Data Sheet Installation Manual. Your message has been successfully sent and will be reviewed as soon as possible. Quantity Discounts Quantity Amount 5 to The angle of rotation is adjusted by mechanical end stops. III low voltageII belijo insulated. The ASIC monitors and controls the brushless DC motors rotation and provides a digital rotation sensing function to prevent damage to the actuator in a stall condition.

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Add to a new shopping list. For controlling air dampers with cross section up to 0. The actuator is equipped with a return spring, which moves the damper to its operating position while tensioning the return spring at the same time.

Electronic throughout 0 to 95 rotation. The LF series provides 95 of rotation and is provided with a graduated position indicator showing 0 to By accepting cookies you can optimize your browsing experience.


USE For controlling air dampers with cross section up to 0. The actuator operates bepimo response to a 2 to 10 VDC, or with the addition of a W resistor, a 4 to 20 mA control input from an electronic controller or positioner. A crank arm and several mounting brackets are available for applications where the actuator cannot be direct coupled to the damper shaft.

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Direction of Rotation motor. Actuator Customization characters remaining Quantity: Products saving in a binding to the projects. Nm Direction of rotation. Please read our Privacy Policy for more information.


Product Reviews Rate This Product: Actuator sizing should be done in accordance with the damper manufacturers specifications. A 2 to 10 VDC feedback signal is provided for position indication or lf224 applications.

Belimo Lfsr US Spring Return Actuator LF24SRUS | eBay

The actuator may be stalled anywhere in its normal rotation without the need of mechanical end switches. For proportional modulation of dampers in HVAC systems.

Check your email for further instructions! You will be prompted to enter your password on the next page. Power consumption is reduced in holding mode. The switching function is adjustable between 0 and Personalization If needed, use the space below to type in any additional actuator configuration required for your order: The microprocessor provides the intelligence to the ASIC to provide a constant rotation rate and eblimo know the actuators exact fail-safe position.

This SPDT switch is provided for safety interfacing or signaling, for example, for fan start-up.