GKB24-SR Belimo Damper Actuator

Overview

The Belimo GKB24-SR is a high-torque electronic fail-safe damper actuator engineered for modulating 2 to 10 VDC control in commercial HVAC applications.

Features

• Electronic fail-safe function guarantees return to safe position on loss of power
• Delivers 360 in-lb of torque to operate large damper surfaces up to 90 sq. ft.
• Modulating input (2-10 VDC or 4-20 mA with resistor) for accurate position regulation
• Maintenance-free design with electronic overload protection

Specifications

• Torque: 360 in-lb [40 Nm]
• Nominal Voltage: AC/DC 24 V
• Control Type: Modulating (2 to 10 VDC)
• Fail-Safe Type: Electronic Fail-Safe
• Fail-Safe Running Time: <35 seconds

Applications

• Modulating air damper control in large commercial ventilation systems
• Emergency air close-off and climate regulation in building automation loops