Junqi 24V 26M³/H Airflow Brushless DC Blower Fan OWB7050 For Medical Device
Brushless DC Micro Air Blower Features :
1: High speed, specialized high-speed ball bearing offering long service life and lower noise
2: High pressure and airflow output by compact size design
3: High efficiency, much more efficient than brush motor blower
4: High reliability, specialized controller make the working more reliable
5: High intelligent, PWM speed regulation, positive inversion, PG signal feedback, intelligent controlling
2: Blower Technical Parameters
|Motor Pole pairs
|Blower Fan Motor Parameters
||Three Phase Brushless DC Motor
||NMB Ball Bearing
|Operating Temperature range
|Hall Effect Sensor
|Speed@hall sensor frequency
|Service Life MTTF(25℃ Rated Operation Point)
3: OWB7040AL DC Blower P-Q Curve:
4: Overall dimensions
5: Wiring diagram
1: Do not working under the max air pressure, the air flow is too small at max air pressure, and it's not safe for using.
2: Add a filter attach to the intake makes the blower bearing longer service life.
3: The correct rotation direction is CCW
4: Do not use the blower in High temperature ,high humidity, high magnetic fields
5: Please use suitable power supply for the blower.
Q: Can you design a new blower fan if we give you target performance?
A: Yes, we offer ODM service for both blower fan and controller board
Q: Can we connect this centrifugal air blower directly onto power source?
A: This blower fan is with BLDC motor inside and it needs a controller board to run.
Q: What kind of power source shall we use to drive this blower fan?
A: Generally, our customers use 24vdc switching power supply or Li-on battery.
Q: Do you also sell controller board for this blower fan?
A: Yes, we can supply adapted controller board for this blower fan.
Q: How to change impeller speed if we use your controller board?
A: You can use 0~5v or PWM to change speed. Our standard controller board is also
with a potentiometer to change speed conveniently.
Q: What is the MTTF of this centrifugal air blower?
A: MTTF of this centrifugal air blower is 20,000+ hours under 25 C degree.
Q: Can we use this centrifugal air blower to suct water?
A: This blower fan can not be used to suck water. If you need to suck water, you can ask us to
choose proper item for this special working condition.
Q: Can we use this centrifugal air blower to suck dust directly?
A: This blower fan can not be used to suck dust directly.If you need to suck dust, you can ask
us to choose proper item for this special working condition.