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Packaged Backward Curved Fan
Chicago Blower's New PBC fan is a pre-engineered packaged fan, but with the performance capabilities of our heavy duty design 5500 and 5800 backward curved custom fans. With the credibility of an established design, customers can be confident that the PBC will run trouble free for many years.
Product Bulletin: PBC
Operation & Maintenance Manual : Heavy Duty Fans
Packaged Backward Curved Fan Applications
Chicago's Pre-engineered backward curved fans are specified by the world's major manufacturers of boiler and burner systems. On the typical downdraft boiler installation the fan is mounted directly on top of the burner windbox. Chicago's PBC fans are also used extensively in combustion air, supply air and primary air applications. In addition, they are utilized for liquid agitation and product cooling and drying.
Fan Options
  • Inlet volume control
  • Inlet screen
  • Inlet sleeve
  • Flanged inlet
  • Access door
  • Drain
  • Outlet damper
  • Percent width/ non-standard motor
  • Shaft Seal
  • Shaft cooler and guard
  • Shaft bearing and coupling guard
  • Bolt-on inlet box
  • Box base
  • Pre-spin inlet box damper
  • Efficiencies to 80%
  • Non-overloading horsepower curve
  • Steep pressure curve
  • Excellent turn-down capabilities
  • Complete Packaged Fans
  • Sizes: 3000 to 5414, to 6000 for Arrangement 8
  • Volumes to 90,000 CFM
  • Pressures to 80” wg
  • Temperatures to 800°F
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