Description
The Belimo SMQ24G-SR is a high-performance rotary actuator delivering 16 Nm of torque with spring return functionality for precise modulating control. Operating on AC/DC 24 V with a fast 7-second runtime, it is designed for demanding HVAC and industrial applications requiring high environmental protection.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Belimo |
| Category |
Actuators & Dampers |
| Part Number |
SMQ24G-SR |
| Subcategory |
Rotary Actuators |
| Actuator Type |
Spring return, modulating |
| Nominal Torque |
16 Nm |
| Nominal Voltage |
AC/DC 24 V |
| Nominal Frequency |
50/60 Hz |
| Voltage Range |
AC 19.2…28.8 V / DC 21.6…28.8 V |
| Power Consumption (Running) |
15 W |
| Power Consumption (Rest) |
2 W |
| Power Consumption (Wire Sizing) |
26 VA |
| Control Signal |
2…10 V |
| Position Feedback |
2…10 V |
| Running Time |
7 s / 90° |
| Angle of Rotation |
Max. 95° (adjustable, min. 30°) |
| Mechanical Interface |
Universal shaft clamp 12…26.7 mm |
| Electrical Connection |
1 m halogen-free cable, 4 × 0.75 mm² |
| Degree of Protection |
IP66/67 |
| Ambient Temperature |
-22…104°F (-30…40°C) |
| Weight |
3.6 kg |
Information About SMQ24G-SR
The SMQ24G-SR is part of Belimo’s compact high-speed rotary actuator family developed for applications requiring rapid response and reliable fail-safe operation. It features a spring return mechanism that ensures the actuator moves to a defined safety position during power loss, while maintaining accurate modulating control under normal operation. The actuator supports a 2…10 V control signal with integrated position feedback and selectable direction of rotation for flexible installation. Its sealed IP66/67 housing and maintenance-free design make it suitable for harsh environments, including outdoor and industrial installations.
Key Features
- High-Speed Spring Return Actuation: Provides a fast 7-second runtime per 90° with automatic return to a safety position during power loss.
- Precise Modulating Control Input: Supports 2…10 V control with ±5% positioning accuracy for stable and repeatable performance.
- Compact High Torque Output: Delivers 16 Nm of torque suitable for a wide range of dampers and rotary control devices.
- Rugged Environmental Protection: IP66/67 enclosure protects against dust, moisture, and water ingress in demanding environments.
- Flexible Mechanical Interface: Universal shaft clamp accommodates shaft sizes from 12 to 26.7 mm with adjustable end stops.
- Service-Friendly Manual Override: Lockable push-button manual override allows safe commissioning and maintenance.
- Maintenance-Free Construction: Engineered for long-term operation without routine servicing requirements.
The SMQ24G-SR delivers the reliability and precision required for fast, fail-safe, and modulating rotary control in commercial and industrial HVAC systems.
