Mixed Flow Ventilators For High Pressure Air Moving

igh pressure MVA series mixed flow in-line ventilators(2300PA)
finally resolves the problem of pushing air through highAnother in-line fan for for air moving in round ducts by
resistance and long ventilation ducts.Industrial Pressure Blower Co. is a high pressure small
Mixed Flow fans are an excellent choice for return air,vaneaxial fan finally resolves the problem of boosting
supply, or general ventilation applications where lowair flow in long ventilation ducts of today's large
sound is critical. As compared to similarly sized tubularresidential houses.
centrifugals and vane axials, a mixed flow fan will beFor a long time the efficient ventilation of remote
5-20 dB quieter! In addition, the mixed flow wheel isrooms in the large houses could be done only with two
extremely efficient and will cut down on operatingindependent air supply sources (like a furnace).
expenses.Ventilating ductwork in contemporary large houses
Unique features of the MVA Mixed Flow Fans include:becomes so long and elaborated that even a high
- Universal Mounting System that allows the unit to bepressure furnace fan couldn't generate enough static
field rotated at the job sitepressure to blow through the whole length of such a
- Compact design with standard slip-fit ductduct. The existing low pressure booster duct fans,
connections for ease of installationeven though compact enough to be installed in-line in
- UL/CSA listing for electrical is availablethe house ventilation ductwork, still do not provide
- Continuously welded housing with a standard powderenough booster pressure / airflow. The usual solution
paint finish suitable for indoor or outdoor applicationsto this problem was installation of two independent
- A complete three plane vibration test of allfurnaces with different air ducts, which is rather
assembled fans prior to shipmentexpensive option.
Model MVAB:A new high pressure (up to 1.5" WG) small vaneaxial
* Belt drive construction with motor out of theSeries VA fan is an ideal booster fan for prolonged
airstreamducts. Unlike inline centrifugal ventilator, that also
* Air Handling Quality bearings selected with a minimumgenerates rather high pressure, the air comes out not
life in excess of L(10) 50,000 hours at the maximumfrom a peripheral outlet ring area, but distributes evenly
operating speedacross its outlet opening like in true axial blowers.
* Performance capacities from 1,000 to 100,000 cfmThe other advantages of VA Series vaneaxial
(1,700 - 165,000 m3/hour) and pressures up to 8 in. wg.ventilators is their intrinsic spark-resistant construction
(2000 Pa)because of all-aluminum construction; quiet operation of
Model MVAD:true vaneaxial design; lower energy consumption due
* Direct drive construction eliminates belts, pulleys, andto efficient wheel design.
shaft bearing maintenanceEight different sizes from 6" DIA to 10" DIA offer wide
* MVAD design is more compact for space criticalperformance range for any ventilation duct design.
applicationDirect drive design ensures long live, maintenance-free
* Partial wheel widths allow for wide performanceoperation. Explosion proof motors are available too, as
capacities ranging from 500 to 105,000 cfm (900 -well as sliding dampers, various mounting options,
170,000 m3/hour) and pressures up to 9 in. w.g.additional sound isolation.