Product Overview
Belimo LF24-SR Damper Actuator
The Belimo LF24-SR is a modulating actuator for controlling dampers in commercial HVAC systems.
This actuator provides precise control with 2 to 10 V feedback. It also operates on AC/DC 24 V and is electronically protected against overload. You don't need extra limit switches.
You can mount it directly to the damper with its universal clamp, which makes installation quick and easy.
Details:
- Torque: 35 in-lb [4 Nm].
- Voltage: AC/DC 24 V.
- Control Type: Modulating with 2...10 V feedback.
- Running Time (Motor): 150 seconds per 90° turn.
- Running Time (Fail-Safe): Less than 25 seconds.
- Protection: IP54 and NEMA 2 rated.
- Ambient Temperature Range: -22...122°F [-30...50°C].
- Direction of Motion: Selectable with switch 0/1.
- Fail-Safe Operation: Reversible with CW/CCW mounting.
- Power Consumption (Running): 2.5 W.
- Power Consumption (Holding): 1 W.
- Power Consumption for Wire Sizing: 5 VA.
Documentation:
