IMPORTANT: If you are an existing Dorse customer, register to see account pricing – or contact your sales rep for help.
Close
(0) items
You have no items in your shopping cart.
All Categories
    Filters
    Preferences
    Search

    Centrifugal Downblast Exhaust Fan, Model GB-300, Belt Drive, 5HP, 208-230/460V, 3Ph, Motor & Drives Unassembled, 7963-14416 CFM

    $4,605.00

    Model GB, belt drive centrifugal roof exhaust fans are designed to meet the general clean air exhaust requirements for industrial and commercial buildings. Units feature a fully rolled windband bead for increased stability and easy transport. Fresh outside air is drawn in under the motor cover to maximize motor life.

    • 40 x 40 inch base with prepunched mounting holes for easy attachment to roof curb
    • Variable pitch adjustable motor pulley to optimize fan performance
    • 36.5 x 36.5 inch recommended roof opening
    SKU: GB-300-50140X3QD-DR2
    Ships From: Greenheck

    View Related Products

    Available In: 5-7 Business Days

    Model GB, belt drive centrifugal roof exhaust fans are designed to meet the general clean air exhaust requirements for industrial and commercial buildings. Units feature a fully rolled windband bead for increased stability and easy transport. Fresh outside air is drawn in under the motor cover to maximize motor life. Ideal for new installations or for retrofit, replacement applications. Curb adapters and reducers available to eliminate the need to field fabricate transitions when there is an existing roof curb.

    • Centrifugal wheel provides high-efficiency and minimal sound
    • True vibration isolation supports the motor and wheel for long life and quiet operation
    • One-piece aluminum curb cap provides a weather-tight fit
    • Galvanized birdscreen protects the fan discharge from birds and small objects
    • Fully rolled windband bead for increased stability and easy transport
    • Positive motor cooling with fresh air results in maximum motor life
    • Permanent embossed aluminum nameplate for exact model and serial number identification
    • Motor, belt and pulleys shipped loose for field assembly

    Similar to:

    1. ACME PV-240
    2. ACME PV-260
    3. ACME PV-300
    4. ACME PV-300
    5. Carnes VEBK-24
    6. Loren Cook ACEB-245
    7. Loren Cook ACEB-270
    8. Loren Cook ACEB-270
    9. Loren Cook ACEB-300
    10. Soler & Palau SDB-24
    11. Soler & Palau SDB-24
    12. Soler & Palau SDB-27
    13. Soler & Palau SDB-27
    14. Twin City Fan BCRD-300D
    15. Twin City Fan BCRD-300DHP
    Products specifications
    Unit of Measureea
    Service Factor1.15
    ApplicationExhaust General and Clean Air
    Mounting LocationRoof
    Base/Panel Length X Width40 x 40 in
    Drive TypeBelt Drive
    Phase3
    Voltage208-230/460
    HP5
    Impeller TypeCentrifugal Wheel
    Impeller MaterialAluminum
    Housing MaterialSpun Aluminum
    IncludesUnassembled drive package
    Max Inlet Temp
    CertificationsAMCA Sound & Air, High Wind and Hurricane, Seismic, UL/cUL 705
    Warranty Length1 Year
    Drive Package DescriptionMotor and drives shipped loose
    Required AccessoryRoof curb for new installations
    Curb Cap Size
    Impeller Diameter
    Roof Opening Width x Roof Opening Length
    Base Height
    Base Top to Shroud Top
    Damper Width x Damper Height34 x 34 in
    Bearing Size
    Height
    Weight
    Overall Diameter
    Hertz
    Motor EnclosureOpen Drip Proof
    RPM
    Motor InsulationF
    Nominal Efficiency
    NEMA Frame Size184T
    CFM Range7963-14416
    FRPM Range720-890