Overview
The Belimo LRB120-3 is a non-fail-safe line-voltage rotary actuator delivering 45 in-lb of torque. Operating on 100-240 VAC, it offers floating or on/off control for HVAC valves without requiring an external step-down transformer.
Features
- Wide line-voltage supply range of 100-240 VAC
- Delivers 45 in-lb torque for reliable valve positioning
- On/Off and floating point control compatibility
- Compact housing for easy installation in tight spaces
- Maintenance-free design with low power consumption
Specifications
- Nominal Voltage: AC 100-240 V
- Control Type: Floating/3-point, On/Off
- Torque: 45 in-lb [5 Nm]
- Angle of Rotation: 90°
- Protection Rating: NEMA 2 / IP54
Applications
- Line-voltage valve control in commercial HVAC systems
- Hot and chilled water coil flow regulation
- Retrofitting zone valve controls with 120V/230V power





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