Model PV belt drive fans are centrifugal power roof ventilators designed for exhausting clean air. This model has a max CFM of 8,701. The aerodynamic design of the PV impeller and orifice results in high air performance and low sound. Typical applications for the PV includes a wide range of commercial, institutional, and industrial facilities such as schools, office buildings, hospitals, prisons, assembly areas, and restaurants.

Housing

• Hoods and housing constructed of heavy gauge aluminum
• Wheel and drive assembly supported by rugged steel frame
• Steel fasteners are zinc dichromate plated
• Heavy gauge galvanized wire birdscreen
• Vibration Isolation

Centrifugal Wheel

• Aluminum construction backward curved blades
• 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

• Cast iron drives sized for 150% of drive horsepower
• Static free, oil and heat resistant belts

Motors

• Continuous duty motors located outside the airstream
• Motor compartment cooled by fins located on top of impeller
• Factory wired to junction box