SM24A-S - Belimo Damper actuator 20 Nm, 150 s, 95° AC / DC 24 V, Open/Close, 3-point, 1 x SPDT

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The Belimo SM24A-S is a type of Actuator used to control dampers in HVAC systems and applications.

This kind of Actuator rotates the damper in order to control it.

The force applied by the Torque of the SM24A-S is 20 Nm.

This Rotary Actuator needs to be supported by a power supply of 24Vac/Vdc.

Find the appropriate Belimo Actuator for your system at the greatest price at iacs.

If you have questions about size or installation, consult the Belimo custom datasheet above or send an email to iacs to get personalised guidance.

Features
 

• Simple direct mounting  Simple direct mounting on the damper spindle with a universal spindle clamp, supplied with an anti-rotation strap to prevent the actuator from rotating.
  


• Manual override Manual override with push-button possible (the gear is disengaged for as long as the button is pressed or remains locked).
  


• Adjustable angle of rotation Adjustable angle of rotation with mechanical end stops.


• High functional reliability The actuator is overload-proof, requires no limit switches and automatically stops when the end stop is reached.
  
  
• Flexible signalization Flexible signalization with adjustable auxiliary switch (0 ... 100%).
 

•     Electrical data Nominal voltage AC 24 V, 50/60 Hz / DC 24 V
•     Nominal voltage range AC 19.2 ... 28.8 V / DC 21.6 ... 28.8 V
•     Power consumption In operation 2 W @ nominal torque At rest 0.2 W For wire sizing 4 VA
•     Auxiliary switch  x SPDT,  mA ... 3 (0.5) A, AC 250 V  (0 ... 100% adjustable)
•     Connection Motor Cable  m, 3 x 0.75 mm2 Auxiliary switch Cable  m, 3 x 0.75 mm2
•     Torque (nominal torque) Min. 20 Nm at nominal voltage
•     Direction of rotation Can be selected with 0 / 1
•     Manual override Gearing latch disengaged with pushbutton, can be locked
•     Angle of rotation Max. 95°<) , can be limited at both ends withadjustable mechanical end stops
•     Running time 150 s / 90°<)
•     Sound power level Max. 45 dB (A)
•     Position indication Mechanical, pluggable
•     Safety Protection class III Safety extra-low voltage  / UL Class 2 Supply
•     Degree of protection IP54 in any mounting position NEMA 2, UL Enclosure Type 2
•     EMC CE according to 2004/108/EC
•     Certification cULus according to UL 60730-A and UL 60730-2-4 and CAN/CSA E60730-:02 Certified to IEC/EN 60730- and IEC/EN 60730-2-4
•     Mode of operation Type 1 
•     Rated impulse voltage 0.8 kV 
•     Control pollution degree 3
•     Ambient temperature –30 ... +50°C
•     Non-operating temperature –40 ... +80°C
•     Ambient humidity 95% r.H.
•     Maintenance Maintenance-free
•     Dimensions / Weight Dimensions See «Dimensions» on page 2
•     Weight Approx. 1.1kg