Description
The Belimo SM230A Damper Actuator is designed to adjust dampers in technical building installations. Suitable for air dampers up to approximately 4 m², this actuator delivers a reliable performance with a torque motor of 20 Nm. Its robust design and versatile functionality make it an ideal choice for HVAC systems, ensuring efficient and precise control.
Technical Specifications:
Electrical Data:
- Nominal Voltage: AC 100...240 V
- Nominal Voltage Frequency: 50/60 Hz
- Nominal Voltage Range: AC 85...265 V
- Power Consumption in Operation: 2.5 W
- Power Consumption in Rest Position: 0.6 W
- Power Consumption for Wire Sizing: 6 VA
- Connection Supply / Control: Cable 1 m, 3x 0.75 mm²
- Parallel Operation: Yes (note the performance data)
Functional Data:
- Torque Motor: 20 Nm
- Direction of Motion Motor: Selectable with switch 0 (ccw rotation) / 1 (cw rotation)
- Manual Override: Push-button, can be locked
- Angle of Rotation: Max. 95°
- Angle of Rotation Note: Can be limited on both sides with adjustable mechanical end stops
- Running Time Motor: 150 s / 90°
- Sound Power Level, Motor: 45 dB(A)
- Mechanical Interface: Universal shaft clamp reversible 10...20 mm
- Position Indication: Mechanical, pluggable
Safety Data:
- Protection Class IEC/EN: II, reinforced insulation
- Protection Class UL: II, reinforced insulation
- Degree of Protection IEC/EN: IP54
- Degree of Protection NEMA/UL: NEMA 2
- Enclosure UL: Enclosure Type 2
- EMC: CE according to 2014/30/EU
- Low Voltage Directive: CE according to 2014/35/EU
- Certification IEC/EN: IEC/EN 60730-1 and IEC/EN 60730-2-14
- UL Approval: cULus according to UL60730-1A, UL60730-2-14, and CAN/CSA E60730-1
Environmental Data:
- Hygiene Test: According to VDI 6022 Part 1 / SWKI VA 104-01, cleanable and disinfectable, low-emission
- Type of Action: Type 1
- Rated Impulse Voltage Supply / Control: 2.5 kV
- Pollution Degree: 3
- Ambient Humidity Max.: 95% RH, non-condensing
- Ambient Temperature: -30...50°C [-22...122°F]
- Storage Temperature: -40...80°C [-40...176°F]
- Servicing: Maintenance-free
Physical Data:
Weight: 0.94 kg
Simple Direct Mounting: Universal shaft clamp for easy installation, with an anti-rotation device to prevent actuator rotation.
Manual Override: Convenient push-button manual override, which can be locked in place.
Adjustable Angle of Rotation: Mechanical end stops allow for customisable angle limits.
High Functional Reliability: Overload protection, no limit switches needed, automatic stopping at end stops.
Electrical Accessories:
Auxiliary switch 1x SPDT add-on (S1A)
Auxiliary switch 2x SPDT add-on (S2A)
Feedback potentiometers (140 Ω, 1 kΩ, 10 kΩ add-ons)
Mechanical Accessories:
Actuator arm for standard shaft clamp (reversible) (AH-20)
Various shaft extensions and ball joints suitable for damper crank arms
Shaft clamps and anti-rotation mechanisms
Position indicators and mounting kits
For more details on the Belimo SM230A Damper Actuator and to explore other Belimo products, please visit our website at https://www.ecospares.co.uk/collections/belimo. If you need any assistance, don't hesitate to get in touch with us.
