Drawing Package
NYB Class 4 Fans extend the performance of Single-Width Fans to the higher pressure ranges required by some industrial-process applications. The Class 4 features AcoustaFoil® wheels for highly efficient handling of clean and dry gas streams and PLR-wheels for moist or mildly contaminated gas streams. Contact us today about our SWSI Backward Inclined Single Width Fans - Class IV.
The New York Blower Company certifies Class 4 Backward Inclined Single Width Fans are licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 211 and comply with the requirements of the AMCA Certified Ratings Program.
| Wheel Design: | Backward Inclined-Airfoil Backward Inclined-Single Thickness Wheel Design
Backward Inclined-Airfoil: Aerodynamic airfoil-blade is the most efficient design with the lowest sound levels for clear air applications.
Backward Inclined-Single Thickness: Flat, single-thickness blade surface best suited for airstreams with light material. |
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| Design Features: | VOLUME - to 170,000 CFM (288,800 m3/hr) PRESSURES - to 20" WG (4,980 Pa) TEMPERATURES - to 750°F (400°C) 14 SIZES - 18"-73" (457mm-1,855mm) ARRANGEMENTS - 1,3,7, 8 AMCA Class 4 |
| Available Materials of Construction: | Carbon Steel |
| Product Bulletin: | Backward Inclined Centrifugal Class IV Fans (161) SWSI Fans, Size 80 and 89 (CS-137) |
| Guide Specifications: | Specifying Class 4 Fans with AcoustaFoil Wheels (GS-161) Specifying Class 4 Fans with PLR Wheels (GS-162) |
| Engineering Supplements: | Direct Drive - Class 4 Backwardly Inclined Fans (ES-163) |
| Installation, Operation & Maintenance Manual: | IM-100 |
| Material Specifications: | SWSI_CLASS-4_Dims.pdf |
| Similar Products | AF Fans (For higher pressure requirements) |
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