Belimo AFRB24-S Actuator

Motor, Actuator, Spring Return, 180 in-lb On/Off, 24Vac, 24Vdc, with Auxiliary Switch

The Belimo AFRB24-S Actuator is a high-performance valve actuator designed for efficient and reliable operation in HVAC systems. Featuring spring return functionality and AC/DC 24V power supply, this actuator is perfect for applications that require on/off control and flexibility. With its 2x SPDT auxiliary switches, the Belimo AFRB24-S ensures precise valve operation, making it ideal for controlling HVAC valves with enhanced safety and performance.

Key Features:

• Spring Return Mechanism: The spring return feature ensures that the actuator automatically returns to a safe position in the event of a power failure, providing reliable operation and safety.
• AC/DC 24V Voltage: Operates on AC/DC 24V, offering compatibility with a variety of HVAC systems and ensuring consistent performance.
• On/Off Control: Features on/off control, providing easy and efficient valve regulation.
• Auxiliary Switches (2x SPDT): Comes equipped with 2x SPDT auxiliary switches for added versatility and ease of integration into your HVAC system.
• Selectable Direction of Motion: Direction of motion is selectable by CW/CCW mounting, giving you flexibility to adapt to different installation requirements.
• Reversible Fail-Safe Rotation: The actuator offers reversible fail-safe rotation with CW/CCW mounting, ensuring safe operation during power failure situations.
• Manual Override: Includes a 5 mm hex crank (3/16" Allen) for manual operation in case of emergencies or maintenance.
• 90° Rotation Angle: Designed for 90° rotation to effectively control the valve's open/close function.
• Fast Running Time: The motor has a 75 s/90° running time, and the fail-safe feature operates in under 20 s, ensuring quick response in emergency situations.
• IP54 Protection: With IP54 protection and NEMA 2 rating, this actuator is built to withstand dust and water exposure, making it suitable for harsh environments.
• UL Enclosure Type 2: The UL Enclosure Type 2 ensures the actuator meets stringent safety standards for electrical equipment.

Specifications:

• Voltage: AC/DC 24V
• Power Consumption (Running): 5W
• Power Consumption (Holding): 2.5W
• Power Consumption for Wire Sizing: 7.5 VA
• Auxiliary Switches: 2x SPDT
• Control Type: On/Off
• Angle of Rotation: 90°
• Running Time (Motor): 75 s / 90°
• Running Time (Fail-safe): <20 s
• Protection Category: IP54
• Degree of Protection (NEMA): NEMA 2
• Enclosure Type: UL Enclosure Type 2
• Manual Override: 5 mm hex crank (3/16" Allen)

Why Choose Belimo AFRB24-S Actuator?

• Spring Return for automatic safe positioning during power failure.
• AC/DC 24V compatibility for use in various HVAC systems.
• 2x SPDT auxiliary switches offer flexibility in system integration.
• Manual override option for emergency operation.
• Fast fail-safe response in under 20 seconds for enhanced safety.
• IP54 and NEMA 2 protection for durability in tough environments.
• High-performance motor with a 75-second running time per 90° rotation.

Ideal for controlling HVAC valves with precision and reliability, the Belimo AFRB24-S Actuator ensures safe and efficient operation in any environment. With its advanced features, including spring return, selectable direction of motion, and robust protection ratings, this actuator is an excellent choice for your HVAC system control needs.

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