TFRB24-S Belimo Valve Actuator
$244.60
Valve Actuator, Spring return, AC/DC 24 V, On/Off, 1 x SPDT
Overview
The Belimo TFRB24-S is a 24V spring return valve actuator designed for on/off fail-safe control of HVAC valves, featuring an auxiliary switch for signaling and interlocking.
Features
- Spring return fail-safe mechanism provides reliable position hold during power loss
- Auxiliary switch for valve position verification and equipment status logic
- Compact footprint suitable for limited space installations
- Brushless DC motor for quiet and durable operation
Specifications
- Nominal Voltage: AC/DC 24 V
- Control Type: On/Off
- Actuator Type: Spring Return with Auxiliary Switch
- Running Time: <75 s motor, <25 s fail-safe
- Degree of Protection: IP42 / NEMA 2
Applications
- On/off hydronic valve control in commercial HVAC systems
- Safety shut-off and zone control applications
| Weight | 7 lbs |
|---|---|
| Dimensions | 2 × 2 × 2 in |
| Actuator Type | Spring Return |
| Auxiliary Switch | 1 x SPDT |
| Control Type | On/Off |
| Torque | 18 in-lb [2 Nm] |
| Voltage | AC/DC 24 V |
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