QBR

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QBR

Belt drive centrifugal utility set designed for high efficiency and low sound output. The QBR utility set is a medium duty fan available in nine sizes with capacities up to 23,230 CFM and up to 3 ½" static pressure. Maximum operating temperature of the QBR is 300°F. The QBR's compact design allows quick and easy installation in equipment rooms or on rooftops for restaurant exhaust applications.     Construction Features Housing  Heavy duty steel with lock-formed construction Field rotatable to any of seven discharge positions Design allows for clockwise or counterclockwise rotation with changing impeller Tough gray, charcoal baked enamel finish both inside and outside Fully gasketed and bolted access door on fan scroll is standard Centrifugal Wheel Aluminum construction with backward curved hollow airfoil blades (Steel wheel SE fans) Non-overloading design for safe operation Precision balanced for smooth vibration free operation Bearings Permanently lubricated in an Acme D.S. pillow block housing Bearings are resiliently mounted in neoprene rings Rated at L50 life of 200,000 hours 5 year limited warranty on Acme D.S. pillow block bearings Drive Assembly Adjustable pitch motor sheave Cast iron drives sized for 150% of drive horsepower Static free, oil and heat resistant belts Motor and Drive Support Base Continuous duty motors mounted on heavy duty galvanized base Base adjustable for easy belt take-up and slotted to accept various motor frames without re-drilling Options/Accessories Aluminum Construction Inlet Vane Controls Dampers Weather Cover/Belt Guard Housing Drain Vibration Isolators Inlet Guard Outlet Flange Spark Resistant Construction (AMCA B) Coatings Grease Trough SE Option U.L. Listed Power Ventilator for Smoke Control Systems"

Additional Info

  • Max Static Pressure: 3.5" w.c.
  • Max Airflow (CFM): 23,230
  • Drive Type: Belt Drive
  • Blade Type: Centrifugal
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