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Belimo 264V Open/Close Damper Actuator, 20 Nm Torque, IP54, 4m² Max Damper Area SFA-S2
Specifications
| Country of Origin | Switzerland |
|---|---|
| Power Consumption | 7W |
| Brand | Belimo |
| Model | SFA-S2 |
| IP Rating | IP54 |
| Noise Level | 45dBA |
| Series | SF |
| Maximum Operating Temperature | 50°C |
| Control Type | Open/Close |
| Motor Torque | 20Nm |
| Minimum Operating Temperature | -30°C |
| Running Time | 75s |
| Supply Voltage | 264V |
| Standards/Approvals | CE, IEC, CSA, UL, EN |
| Angle of Rotation | 95° |
| Maximum Damper Area | 4m² |
| Maximum Damper Spindle Size | 25.4mm |
| Minimum Damper Spindle Size | 10mm |
| CAN/CSA E60730-1 | 02 |
| Open/Close Damper Actuator, 20Nm, 24 V ac/dcBrand | Belimo |
Key Features
- Operates with a control type of open/close for ventilation systems.
- Features an IP54 rating ensuring protection against dust and water splashes.
- Includes two integrated SPDT auxiliary switches for additional control options.
- Capable of spindle sizes from 10 mm minimum to 25.4 mm maximum.
- Runs with a noise level of 45 dBA suitable for quiet environments.
- Adjustable U-clamp fits both round and square shafts.
- Running time is 75 seconds with an operating angle of 95 degrees.
- Supports operating temperatures ranging from -30°C to 50°C.
Product Description
Belimo SFA-S2 Open/Close Damper Actuator is a high-quality device designed for precise and reliable adjustment of air dampers in HVAC systems, ventilation applications, and air conditioning in buildings. Operating at 264V, it produces 20 Nm of motor torque, making it suitable for controlling dampers with a maximum area of up to 4 square meters.
This actuator features an adjustable U-clamp allowing installation on both round and square damper shafts with sizes ranging from 10 mm to 25.4 mm. The spring return mechanism provides emergency functionality in case of power failure, and it is overload proof without requiring limit switches, simplifying maintenance and installation.
Its compact design and IP54 rating make it suitable for indoor use where protection from dust and water splashes is necessary. Operating noise is minimized to 45 dBA, which is beneficial in noise-sensitive environments. The actuator supports an angle of rotation of 95 degrees with a running time of 75 seconds, ensuring smooth and controlled damper positioning.
Belimo SFA-S2 operates reliably within a temperature range of -30°C to 50°C and meets various international standards including CE, IEC, CSA, UL, and EN, attesting to its safety, quality, and performance compliance. The actuator includes two SPDT auxiliary switches that add flexible control possibilities for system integration.
Suitable for industrial, commercial HVAC, laboratory ventilation, and building automation systems, this Damper Actuator delivers durability and reliability with Swiss manufacturing quality. It is ideal for environments requiring precise airflow control and energy-efficient air handling.
Operates open/close damper control with spring return emergency function. Adjustable U-clamp fits round or square shafts for versatility. Overload proof design requires no limit switches for hassle-free use. Includes two SPDT auxiliary switches for signal feedback.
Wide operating voltage range accommodates various AC/DC supplies. Quiet operation at 45 dBA suitable for commercial use. Meets multiple international standards ensuring safety and quality. Manufactured in Switzerland with high durability standards.
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Frequently Asked Questions
The Belimo SFA-S2 actuator produces a maximum torque of 20 Nm.
It is capable of controlling dampers with a maximum area of up to 4 square meters.
The actuator operates at a supply voltage of 264V.
The operating noise level of this actuator is 45 dBA, making it suitable for quiet environments.
The running time for the actuator is 75 seconds, allowing for smooth damper positioning.
This model supports an angle of rotation of 95 degrees.
It accommodates damper spindle sizes ranging from a minimum of 10 mm to a maximum of 25.4 mm.
The actuator operates reliably within a temperature range of -30°C to 50°C.
It operates with an open/close control type for ventilation systems.
It includes two integrated SPDT auxiliary switches for flexible control possibilities.
The actuator has an IP54 rating, ensuring protection against dust and water splashes.
It meets various international standards including CE, IEC, CSA, UL, and EN.
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