Overview
The Belimo TFRX24-3 is a spring return valve actuator delivering fail-safe floating point and on/off control in low-torque HVAC valve applications.
Features
- Mechanical spring return ensures automatic fail-safe positioning during power loss
- Accepts on/off and floating point signal inputs from controllers
- Compact footprint allows flexible installation in restricted valve spaces
- Overload protection prevents damage across full 95-degree rotation stroke
Specifications
- Nominal Voltage: AC/DC 24 V
- Control Type: On/Off, Floating Point
- Actuator Type: Spring Return
- Torque: 22 in-lb [2.5 Nm]
- Power Consumption: 2.5 W running, 1 W holding
Applications
- Hydronic zone control requiring fail-safe floating point modulation
- Water flow control in air handling units and zone reheats



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