LF24-S US Belimo Damper Actuator

Overview

The Belimo LF24-S US is a spring-return damper actuator providing reliable on/off fail-safe control for mixed air setpoint and ventilation dampers.

Features

• True spring-return mechanism for guaranteed emergency positioning
• Built-in auxiliary switch for position feedback or interlocking
• Double-insulated electrical construction requiring no ground wire
• Mechanical position indication with graduated scale

Specifications

• Torque: 35 in-lb [4 Nm]
• Nominal Voltage: AC/DC 24 V
• Control Signal: On/Off
• Auxiliary Switch: 1 x SPDT
• Power Consumption: 5 W operating, 2.5 W holding

Applications

• On/Off fail-safe control of air dampers in commercial HVAC systems
• Mixed air setpoint control and economizer dampers