Brand Name: SL
Model Number: SJ
Place of Origin: Tianjin, China (Mainland)
Electric modulating damper actuator is used to regulate and control air dampers. It’s widely used in heating, ventilation, air conditioning, refrigeration and other building automatic system. Damper actuator consists of actuator and regulating mechanism two parts.
Damper Actuator Model Selection
|
Model |
Torque |
Running Time |
Power Supply |
Auxiliary Switch |
|
DA8MU24-A |
8Nm |
30-45S |
24VAC/DC |
None |
|
DA8MU24-AS |
8Nm |
30-45S |
24VAC/DC |
2-SPDT |
|
DA16MU24-A |
16Nm |
80-100S |
24VAC/DC |
None |
|
DA16MU24-AS |
16Nm |
80-100S |
24VAC/DC |
2- SPDT |
|
DA24MU24-A |
24Nm |
140-180S |
24VAC/DC C |
None |
|
DA24MU24-AS |
24Nm |
140-180S |
24VAC/DC |
2- SPDT |
(Remark: -AS type damper actuator includes 2 auxiliary switches
Damper Actuator Technological Data
|
|
|
DA8MU24-A/AS |
DA16MU24-A/AS |
DA24MU24-A/AS |
|||
|
Electrical data |
Nominal voltage |
AC24V 50/60Hz DC24V |
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|
Nominal voltage range |
AC/DC 19.2...28.8V |
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|
Power consumption |
3.5W@Nominal toque/0.5W@holding |
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|
Wire sizing |
7VA |
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|
Terminal specification |
Max 2.0mm2 |
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|
Functional data |
Toque |
8Nm |
16 Nm |
24 Nm |
|||
|
Damper size |
1.5m2 |
3 m2 |
4.5 m2 |
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|
Direction of rotation |
Selectable by switch |
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|
Manual override |
Gearing latch disengaged by pushbutton, self-resetting |
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|
Angle of rotation |
Max.95°,adjustable by mechanical stops |
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|
Running time |
30S(95°) |
80S(95°) |
140 S(95°) |
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|
Sound power level |
45dB |
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|
Position indication |
Mechanical |
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|
Working conditions |
Protection class |
III (safety low voltage) |
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|
Protection degree |
IP44 |
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|
Ambient temperature |
-20...+50℃/IEC 721-3-3 |
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|
Inventory temperature |
-30...+80℃/IEC 721-3-2 |
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|
Humidity test |
95%RH ,non condensing(EN60730-1) |
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|
Dimensions/Weight |
Dimensions(LxWxH) |
See ”Dimensions” |
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|
Shaft length |
>50mm |
||||||
|
Shaft diameter |
Round 10...20mm Square 10...16mm |
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|
Weight |
<1.3kg |
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1) Easy installation: It is use the universal shaft fixed on the shaft.
2) Manual control: It can manual operation by button if necessary.
3) High reliability: The driver has the function of overload protection.It will stop don’t need limit switch when running to the end.
4) Mechanical limit: It has the mechanical limit build in.
5) Output signal: It can output a switch signals in the range of 0-100%.
6) DS models contain a group of auxiliary switch.
Damper Actuator Wiring Diagram
Air Damper Types
Pls click the following picture, you can go to browse our air dampers in HVAC ventilation system.
Small quantity damper actuators will be delivered by air; Large quantity damper actuators will be delivered by sea.
If any questions about the damper actuators, pls just contact us to know more details.
Verified Supplier - Huixi Refrigeration Equipment Engineering Co., Ltd
Bussiness Type: Manufacturer,Trading Company 
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