Belimo TFX120-S : Fail-Safe Damper Actuator, 22 in-lb Torque, 100-240VAC, On/Off Control Signal, (1) SPDT 3A @250V Aux Switch, 5-Year Warranty (Configurable)
The Belimo TFX120-S Damper Actuator is a dependable solution for precise HVAC damper control. Operating on AC voltage ranging from 100V to 240V at 50/60Hz frequency, this actuator offers adjustable auxiliary switch, a torque motor with 22 in-lb torque, and reversible motion capability. Noise levels are effectively minimized to 50 dB(A) during motor operation and 62 dB(A) in its fail-safe mode. Designed with a double-insulated and IP42-rated enclosure, it guarantees safety and protection against environmental factors. The actuator adheres to UL 2043 standards, making it ideal for utilization in air plenums under NEC Section 300.22(C) and IMC Section 602 regulations.
Specifications
| Voltage AC/DC | AC 100...240 V |
| Power Consumption (Running) | 2.5 W |
| Power Consumption (Holding) | 1.3 W |
| Power Consumption For Wire Sizing | 5 VA |
| Auxiliary Switches | 1 x SPDT |
| Torque | 22 in-lb [2.5 Nm] |
| Control Type | On/Off |
| Direction Of Motion Motor | selectable by ccw/cw mounting |
| Direction of Rotation (Fail-Safe) | Reversible with cw/ccw mounting |
| Angle of Rotation | 95 |
| Running Time (Motor) | 75 s |
| Running Time (Fail-safe) | <25 s |
| Protection category | IP42 |
| Degree Of Protection NEMA | NEMA 2 |
| Enclosure Type | UL Enclosure Type 2 |
| Ambient Temperature | -22...122°F [-30...50°C] |
Datasheets
 | Belimo TFX120-S Technical Data sheet |
| Belimo TFB Series Installation Instructions |
| Belimo Mounting Methods Guide |
| Belimo Master Format |
- Actuator Type:
- Fail-Safe
- Torque:
- 22 in-lb
- Voltage:
- 100-240VAC
- Control Signal:
- On/Off
- Auxillary Switch:
- Yes
- NEMA 4X Enclosure:
- No
