Belimo GKX24-SR Damper Actuator 360 in-lb

Product Description

The BELIMO GKX24-SR is a damper actuator providing 360 in-lb of torque for HVAC systems. It features fail-safe operation upon power loss and is electronically protected against overload. The actuator is mounted directly to a damper shaft up to 1.05" in diameter. It operates in response to a DC 2...10 V control input.

• Actuator is electronically protected against overload
• Utilizes a brushless DC motor controlled by an ASIC
• Fail-safe operation upon power loss

Product Highlights

The BELIMO GKX24-SR damper actuator provides reliable fail-safe operation for HVAC damper systems.

Product Information

Standard Information

• Brand: BELIMO
• Manufacturer Part Number: GKX24-SR
• Country of Origin: United States

Technical Specifications

• Housing: NEMA 2, IP54, UL Enclosure Type 2
• Power Consumption: 12 W Running, 3 W Holding
• Operating Conditions: -22 F To 122 F (-30 C To 50 C)
• Electrical Connections: 3 ft. 10 ft. Or 16 ft. 18 GA Plenum Rated Cable With 1/2 in. Conduit Connector, Protected NEMA 2
• Actuator Type: Electrical fail-safe
• Angle of Rotation: 95
• Control Type: DC 2...10 V
• Direction of Rotation (Fail-Safe): Reversible with switch
• Electrical Connection: cable
• Manual Override: External push button
• Power Consumption (Holding): 3 W
• Power Consumption (Running): 11 W
• Running Time (Fail-safe): <35 s
• Running Time (Motor): 150 s / 90B0
• Running Time range (Motor): 90 or 150 s
• Safety Function: YES
• Torque: 360 in-lb [40 Nm]
• Voltage AC/DC: AC/DC 24 V
• Runtime: 90-150 Secs
• Voltage: 24vdc
• Nema Rating: Nema 2
• Spring Return: Elec Fail-Safe
• Supply Va: 21 VA
• Power Supply: 24 VAC,24 VDC
• Humidity: max. 95% RH non-condensing
• Input Impedance: 100 k (0.1 mA), 500
• Position Indication: reflective visual indicator (snap on)
• Shaft Diameter: 1/2 in to 1.05 in round, centers on 3/4 in with insert, 1.05 in without insert
• Power Supply Type: 24V
• Servicing: maintenance free
• Running Time: 150 seconds
• Transformer Sizing: 21 VA (class 2 power source)
• Storage Temperature Range: -40 to 176 F (-40 to 80 C)
• Actuator Series: GKB(X)
• Ambient Temperature Range: -22 to 122 F (-30 to 50 C)
• Application Type: Air
• Agency Listings: cULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1:02, CE acc. to 2004/108/EC
• Feedback Output U: 2 to 10 VDC, 0.5 mA max
• Supply Voltage (Nominal): 24 VAC
• Control Signal: Analog
• Degree Of Protection NEMA: NEMA 2
• Enclosure Type: UL Enclosure Type 2
• Ambient Temperature: -22...122 F [-30...50 C]