QBMX
Belt drive, mixed-flow, inline exhauster with the motor, drives and bearings located outside the airstream. This design exceeds the efficiency of comparably sized tubular centrifugal and vaneaxial fans, resulting in lower motor horsepower requirements and lower operating costs.
Features
Housing
- Heavy gauge, rolled steel construction and continuously welded to eliminate air leakage
- Straightening vanes are welded to the housing to ensure maximum efficiency and strength
- Standard coating is charcoal baked enamel
Access Door
- Bolted, over-sized access door with gasketing for servicing
Mixed-Flow Wheel
- Hybrid (centrifugal and axial) wheel
- Wheels are made of welded, high-strength steel
- Precision balanced for smooth, trouble-free operation
- Non-overloading design for high efficiency and minimal sound.
Inlet
- Streamlined inlet optimally matched to the impeller
Bearings
- Lubricated unitary pillow block bearings with extended lube lines
- Rated at L10 life of 40,000 hours
- 2 year limited warranty on unitary pillow block bearings
Shaft
- Corrosion resistant, coated steel shaft
Motor
- Continuous duty motors with sealed ball bearings
- Motors are located outside the airstream
Vibration Isolation
- Motors are isolated for extended life and quiet operation
Drive Assembly
- Cast iron drives sized for 150% of fan horsepower
- Static-free, oil, and heat resistant belts
Nameplate
- Permanently affixed manufacturer’s nameplate containing the model number, serial number, CFM and static pressure (inches w.g.) for future identification
Options/Accessories
- Disconnect Switch
- Inlet and Outlet Companion Flanges
- Inlet and Outle Screens
- Weather Cover
- Drain
- Isolators
- Optional Wheel Material
- Spark Resistant Construction
- Shaft Seal
- Stainless Steel Tag
- Optional Coatings
Additional Info
- Max Static Pressure: 5.0" w.c.
- Max Airflow (CFM): 34,291
- Drive Type: Direct Drive
- Blade Type: Axial
Download attachments:
- QBMX Product Data/Submittal (752 Downloads)
- QBMX Installation/Operation Manual (594 Downloads)