NFB24-S Belimo Actuator
$336.90
Damper Actuator, 90 in-lb [10 Nm], Spring return, AC/DC 24 V, On/Off, 2 x SPDT
1 in stock (can be backordered)
Overview
The Belimo NFB24-S is a spring return damper actuator engineered for reliable on/off fail-safe control of air dampers in commercial HVAC systems.
Features
- Spring return fail-safe operation provides constant torque for tight damper close-off
- Two built-in auxiliary SPDT switches for position signaling and fan interlocking
- Manual override crank for simple manual positioning during installation or power loss
- Universal shaft clamp for direct coupling to damper shafts up to 1.05 inches
Specifications
- Torque: 90 in-lb [10 Nm]
- Nominal Voltage: AC/DC 24 V
- Control Type: On/Off
- Actuator Type: Spring Return
- Auxiliary Switches: 2 x SPDT
- Power Consumption: 6 W running, 5 W holding
- Degree of Protection: IP54, NEMA 2
Applications
- On/off fail-safe air damper control in HVAC ductwork
- Auxiliary signaling, safety interlocking, and fan startup control
| Weight | 8 lbs |
|---|---|
| Dimensions | 7 × 13 × 5 in |
| Actuator Type | Spring Return |
| Auxiliary Switch | 2 SPST |
| Control Type | On/Off |
| Torque | 90 in-lb [10 Nm] |
| Voltage | AC/DC 24 V |
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