Overview
The Belimo NMB24-SR is a non-fail-safe damper actuator delivering 90 in-lb torque and 2-10V proportional modulating control for commercial HVAC systems.
Features
- Modulating 2-10 VDC control signal input
- External push button for quick manual override
- Centering insert supports multiple shaft diameter dimensions
- Low power consumption design with overload protection
Specifications
- Actuator Type: Non fail-safe
- Torque: 90 in-lb [10 Nm]
- Voltage: AC/DC 24 V
- Control Type: DC 2…10 V
- Power Consumption (Running): 1.5 W
- Running Time (Motor): 95 s / 90°
- Degree of Protection: IP54, NEMA 2, UL Enclosure Type 2
Applications
- Proportional control of air dampers in commercial HVAC ductwork
- Airflow modulation in VAV units and air handlers



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