Acme - Model PL -Belt Drive Centrifugal Roof Downblast Exhauster

FromAcme Engineering and Manufacturing Corporation

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Model PL belt drive fans are downblast centrifugal power roof ventilators designed for exhausting clean air. Capacities up to 31.810 CFM and up to 1 inch static pressure. The PL is built to be a low profile exhauster. PL exhausters are suitable for all types of commercial and institutional buildings such as schools, hospitals, office buildings and retail stores.

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Housing

Hoods and base constructed of heavy gauge aluminum and supported by steel frame
Bolted-on hood provides easy access to motor and drive compartment for servicing
Rugged structural frame transmits entire weight of motor, impeller, drive assembly and hood directly to roof curb
Steel fasteners are zinc dichromate plated
Heavy gauge galvanized wire birdscreen
Full perimeter storm band and wide hood overhang provide extra protection from driving rain and snow
Full 360° perimeter hood outlet area for quiet, efficient performance

Airfoil Centrifugal Wheel

Aluminum construction with backward curved hollow airfoil 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 resiliency mounted in neoprene rings
Rated at L50 life of 200.000 hours
5 year limited warranty on Acme D.S. pillow block bearings
Pillow block bearings standard on PL365-543

Drive Assembly

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

Motors

Continuous duty motors mounted on slide rails to maintain correct belt tension
Factory wired to junction box

Options/Accessories

Roof Curbs
Dampers
Coatings
Curb Hinge
Louvered Hood (PLZ)