The importance of being able to offer what we call JM multi-stage, or multiple fans in series, is that we can extract more pressure development than the conventional two times pressure that you would get in a fan or pump. By contra-rotating the impellers we can get up to 2.7 times the pressure development of a single fan and increase the efficiency. This means we use both the left hand impeller and the highly twisted right hand free vortex impeller. A 2 stage fan can offer similar pressure development to that normally associated with centrifugal fans - and similar efficiencies. For JM Aerofoil fans, a 2 stage configuration gives an in-line solution, high efficiency and high pressure development - the maximum for the JM Aerofoil range. MAX Fan provides one electrical connection point reducing installation time / connection costs
Fläkt Woods Group SA | |
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Product Category | Fans and Blowers (industrial) |
Product Name | JM AEROFOIL 2 STAGE |
Applications / Use | HVAC |
Environment | Clean |
Fan / Blower Diameter | 12.4 to 63.0 inch (315 to 1600 mm) |
Air Flow Rate | 14832 SCFM (25211 m³/hr) |
Static Pressure Range | 4 in H2O (7.5 Torr) |