Belimo LMB24-3-T : Non Spring Return (Non Fail-Safe) Damper Actuator, 45 in-lb Torque, 24VAC/DC, On/Off, Floating Point Control Signal, Terminal Strip, 5-Year Warranty
The Belimo LMB24-3-T is a non-Spring Return (Fail-Safe) Damper Actuator for HVAC systems. It features 45 in-lb torque, 24VAC/DC power, and on/off or floating point control. It mounts directly to various damper shafts and boasts a 5-year warranty. This electronically controlled actuator ensures precise damper positioning with overload protection and visual indication. Its brushless DC motor minimizes power consumption and noise.
Belimo LMB24-3-T Benefits
- Accurate Airflow Control: Delivers precise on/off and floating point control for HVAC dampers, ensuring efficient airflow management.
- Energy-Efficient Design: Features a brushless DC motor with low power consumption—just 1.5W during operation—to help reduce energy costs.
- Easy Installation: Mounts directly to damper shafts from ¼” to ¾” without the need for extra tools, saving time and effort.
- Quick Manual Override: Equipped with an external manual override button for fast, easy control when adjustments are needed.
- Clear Position Indicator: Includes a built-in mechanical indicator for quick, visual confirmation of the damper’s position.
Specifications
| Voltage AC/DC | AC/DC 24 V |
| Power Consumption (Running) | 1.5 W |
| Power Consumption (Holding) | 2.5 W |
| Power Consumption For Wire Sizing | 2 VA |
| Torque | 45 in-lb [5 Nm] |
| Control Type | Floating/3-point |
| Direction Of Motion Motor | selectable with switch 0/1 |
| Manual Override | External push button |
| Angle of Rotation | 95 |
| Running Time (Motor) | 95 s / 90° |
| Protection category | IP54 |
| Degree Of Protection NEMA | NEMA 2 |
| Enclosure Type | UL Enclosure Type 2 |
| Ambient Temperature | -22...122°F [-30...50°C] |
Datasheets
| Belimo LMB24-3-T Technical Data sheet | |
| Belimo LMB Series Installation Instructions | |
| Belimo Mounting Methods Guide | |
| Belimo Master Format |
- Actuator Type:
- Non Fail-Safe
- Torque:
- 45 in-lb
- Voltage:
- 24VAC/DC
- Control Signal:
- On/Off, Floating Point
- Auxillary Switch:
- None
- NEMA 4X Enclosure:
- No