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china factory 70 deg or 280 deg electric msfd hvac fire damper for air ductwork70℃ or 280℃ electric Fire damper in good quality
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HVAC Rectangular Duct Sealed Air DamperThe air volume damper has the features of simple construction, low leakage, small torque, flexible operation, corrosion resistance.
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Hvac Round electric air damperIt is installed in Chiller room and interlocked with axial fan.In Summer,when the axial fans are running,the damper are also running to exhaust the air produced by chillers;in Winter,the axial fan don't run ,and the dampers also stay closed to keep the temperature insides.
LOADING IMAGES
2Nm ON/OFF Modulating Control Air Damper Actuator
For operation of air control dampers in HVAC system.
Torque: 2Nm
Nominal voltage: AC/DC 24V, AC100...240V
Control: ON/OFF, 2/3-Point
-DS type include 1 auxiliary switch
lead time:
5 - 25 days since received depositproduct orgin:
Fujian, China (Mainland)brand:
XMZXLshipping port:
XiaMenpayment:
L/C,T/T,Western Union
2Nm ON/OFF Modulating Control Air Damper Actuator
Type selection table
|
Torque |
Running Time |
Power Supply |
Auxiliary Switch |
Model/Type |
|
2Nm |
20-30S |
24VAC/DC |
None |
DA2MU24-D |
|
2Nm |
1-SPDT |
DA2MU24-DS |
Technical parameter
|
|
|
DA2MU24-D/DS |
|
Electrical data |
Nominal voltage |
AC24V 50/60Hz DC24V |
|
Nominal voltage range |
AC/DC 19.2...28.8V |
|
|
Power consumption |
3W@Nominaltoque/0.5W@holding |
|
|
Wire sizing |
0.5mm2 |
|
|
Function data |
Torque |
2Nm |
|
Damper size |
0.5m2 |
|
|
Direction of rotation |
Manual regulation |
|
|
Manual override |
Gearing latch disengaged by push button, self-resetting |
|
|
Angle of rotation |
Max90° |
|
|
Running time |
30S(90°) |
|
|
Sound power level |
45dB |
|
|
Position indication |
Mechanical |
|
|
Working conditions |
Protection class |
Ⅲ (safety low voltage) |
|
Protection level |
IP54 |
|
|
Ambient temperature |
-20...+50℃ /IEC 721-3-3 |
|
|
Inventory temperature |
-30...+80℃ /IEC 721-3-2 |
|
|
Humidity test |
95%RH,non condensing(EN60730-1) |
|
|
Weight Dimensions |
Dimensions(L×W×H) |
See "Dimensions" |
|
Shaft length |
＞ 50mm |
|
|
Weight |
＜ 0.5kg |
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china factory 70 deg or 280 deg electric msfd hvac fire damper for air ductwork
70℃ or 280℃ electric Fire damper in good quality
Aluminum air opposed volume control blade Damper
1. It can be used to adjust the air distribution of the air condition system. 2. It adopts the means of linkage between the blades. The ventilating areas can be changed by pulling the valve plate.