LRB24-3 Belimo Actuator

Overview

The Belimo LRB24-3 is a non-fail-safe rotary valve actuator designed for floating or on/off control in HVAC hydronic systems. Powered by 24V AC/DC, it delivers 45 in-lb (5 Nm) torque with smooth 90° rotation.

Features

• Non fail-safe operation with 5 Nm torque output
• Floating or 3-point control signal compatibility
• IP54 / NEMA 2 rated protective enclosure
• Low power consumption with quiet motor operation
• Manual override button for manual valve adjustment

Specifications

• Nominal Voltage: AC/DC 24 V
• Control Type: Floating/3-point, On/Off
• Torque: 45 in-lb [5 Nm]
• Running Time: 90 seconds
• Protection Category: IP54, NEMA 2

Applications

• Control of hot and chilled water valves in HVAC systems
• Air handling units and fan coil zone control
• Floating control loops in commercial buildings