NFB24-SR Belimo Actuator
$363.90
Damper Actuator, 90 in-lb [10 Nm], Spring return, AC/DC 24 V, 2…10 V, modulating
2 in stock (can be backordered)
Overview
The Belimo NFB24-SR is a spring return damper actuator designed for fail-safe, modulating control of dampers in HVAC systems.
Features
- Brushless DC motor with Digital Rotation Sensing (DRS) for reliable performance
- Spring return fail-safe mechanism guarantees positive damper closure on power loss
- Modulating control using a standard 2 to 10 VDC signal
- Maintenance-free operation with overload protection
Specifications
- Torque: 90 in-lb [10 Nm]
- Nominal Voltage: AC/DC 24 V
- Control Signal: 2 to 10 VDC modulating
- Actuator Type: Spring Return
- Power Consumption: 3.5 W running, 2.5 W holding
- Degree of Protection: IP54, NEMA 2
Applications
- Fail-safe modulating damper control in HVAC air duct systems
- Airflow modulation and safety shut-off in commercial ventilation networks
| Weight | 8 lbs |
|---|---|
| Dimensions | 7 × 13 × 5 in |
| Actuator Type | Non Fail-Safe |
| Control Type | Modulating |
| Torque | 90 in-lb [10 Nm] |
| Voltage | AC/DC 24 V |
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