Class IV SWSI

Class IV SWSI

New York Blower Class IV Fans extend the performance of Single-Width Fans to the higher pressure ranges required by some industrial-process applications. The Class IV features AcoustaFoil® wheels for highly efficient handling of clean and dry gas streams and PLR-wheels for moist or mildly contaminated gas streams.

Wheel Design: Backward Inclined-Airfoil
Backward Inclined-Single Thickness
Design Features: VOLUME - to 170,000 CFM.
PRESSURES - to 20" WG.
TEMPERATURES - to 750°F
14 SIZES - 18"-73".
ARRANGEMENTS - 1,3,7, 8
AMCA Class 4
Available Materials of Construction: Carbon Steel
Stainless Steel
Aluminum
Special Alloys
Product Bulletin: Backward Inclined Centrifugal Class IV Fans (161) - 0.8 mb
SWSI Fans, Arr-4 - 0.5 mb
SWSI Fans, Size 80 and 89 - 0.5 mb
Guide Specifications: Specifying Class IV Fans with AcoustaFoil Wheels (GS-161)
Specifying Class IV Fans with PLR Wheels (GS-162)
Engineering Supplements: Direct Drive - Class IV 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)
Single-Width Fans (For lower pressure requirements)
Online Fan Selection: Class IV SWSI
Online Drawings: Class IV SWSI