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Belt Drive Duct Fans (Model BDF)

Belt Drive Duct Fans (Model BDF)
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Belt Drive Duct Fans (Model BDF)

Product catalog summary
Overview: The document details the specifications and features of the Greenheck Model BDF Belt Drive Duct Fans, which are designed for supply, exhaust, and return air applications with an emphasis on low sound levels.
Specifications:
  • Performance range: 400 to 17,000 cfm with static pressure up to 3.0 in. wg.
  • Available in seven sizes (80 to 200).
  • UL/cUL 705 listed with TEFC motor only.
  • AMCA certified for air performance.
Construction Features:
  • Galvanized steel housing for corrosion resistance.
  • Removable access panels for easy maintenance.
  • Permanently sealed pillow block ball bearings with a minimum L10 life of 100,000 hours.
  • Forward curved, centrifugal, galvanized steel wheel for high efficiency and minimal sound.
  • Heavy-duty drive frame and vibration isolation for durability and quiet operation.
Options & Accessories:
  • Sloped filter boxes with disposable or washable filters.
  • Multi discharge positions for flexible installation.
  • Various NEMA rated disconnect switches for safety.
  • Insulated housing for noise reduction and condensation control.
  • Vibration isolators available in neoprene or spring types.
Performance Data: Detailed performance charts are provided for different fan sizes, showing CFM, static pressure, brake horsepower (BHP), and sound levels in sones at various RPMs.
Installation Guidelines: Fans are designed for horizontal mounting with provisions for easy installation. Proper placement and connection are crucial to avoid reduced performance and excessive noise.
Additional Services: Greenheck offers a Quick Delivery Program, a Computer Aided Product Selection program, and 3D service for downloading product drawings.
Fan Wheel and Motor: The fan wheel is forward-curved, centrifugal, and made of galvanized steel, balanced both statically and dynamically. Motors are heavy-duty with permanently lubricated and sealed ball bearings. The wheel shaft is polished steel in sealed bearings, with a minimum L10 life of over 100,000 hours. Drives are sized for at least 150% of the driven horsepower, with adjustable motor pulleys for system balancing.
Construction and Testing: Fans are supported by heavy gauge galvanized steel mounting rails and feature internal vibration isolation. They are tested in an AMCA Accredited Laboratory and certified for sound and air performance.
Additional Information: Greenheck Fan Corporation emphasizes its commitment to quality and innovation, offering energy-efficient, low-maintenance products. The company reserves the right to change specifications without notice and provides specific product warranties on its website.
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Catalog excerpts

Belt Drive Duct Fans (Model BDF)-1

Centrifugal Cabinet Fans Belt Drive Duct Fan

 Open the catalog to page 1
Belt Drive Duct Fans (Model BDF)-2

BDF Belt Drive Duct Fans Greenheck’s Belt Drive Duct Fans, Model BDF, provide the industry’s best performance and durability. Model BDF is carefully engineered for efficiency and reliability in supply, exhaust, and return air applications. The BDF is designed specifically for low sound levels in ducted applications. 3 Performance ranges from 400 to 17,000 cfm (680 to 28,883 m /h) with static pressure up to 3.0 in. wg (745 Pa). Available in seven sizes ranging from 80 to 200. Each fan size has been tested in our AMCA Accredited Laboratory, and all models are licensed to bear the AMCA air performance...

 Open the catalog to page 2
Belt Drive Duct Fans (Model BDF)-3

Standard Construction Features Vibration Isolation - Internal isolators support the entire drive assembly, wheel, and scroll to provide long life and quiet operation. Multi Discharge Positions - Where space between duct and ceiling is a premium, bottom horizontal and top horizontal discharge positions are available for easy installation. Housing - The fan cabinet is constructed of galvanized steel for corrosion resistance and maintenance free operation. Nameplate - Permanent stamped aluminum nameplate for model and serial identification. Access Panels - Two side panels are removable for inspection...

 Open the catalog to page 3
Belt Drive Duct Fans (Model BDF)-4

Options & Accessories Sloped Filter Boxes - The double-vee configuration constructed of galvanized steel. Filters are available in 1 or 2-inch pleated disposable media or permanent washable aluminum mesh. Side access panels are standard for easy maintenance. Multi Discharge Positions - BDF fans have been designed for horizontal mounting and are standard with bottom horizontal discharge. Optional top horizontal discharge is also available. Insulated Housing - For noise reduction and condensation control, the interior of fan housing and filter box can be lined with a fiberglass duct liner. The...

 Open the catalog to page 4
Belt Drive Duct Fans (Model BDF)-5

41/4 (108) Damper Size (Outlet Side) = 93/4 x 87/8 (248 x 225) Housing Thickness = 20 ga. ^Approximate Unit Weight = 70 lb. (32 kg) All dimensions in inches (millimeters). ^Weight shown is largest cataloged Open Drip Proof motor. RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones Static Pressure in Inches wg 0.5 0.625 0.75 1 MAXIMUM RPM = 1885 TIP SPEED = RPM x 2.356 MAXIMUM MOTOR FRAME SIZE = 56 AVERAGE OUTLET VELOCITY = CFM/0.654 Performance certied is for installation type D: Ducted inlet,...

 Open the catalog to page 5
Belt Drive Duct Fans (Model BDF)-6

41/2 (114) Damper Size (Outlet Side) = 121/4 x 101/2 (311 x 267) Housing Thickness = 20 ga. ^Approximate Unit Weight = 91 lb. (41 kg) All dimensions in inches (millimeters). ^Weight shown is largest cataloged Open Drip Proof motor. RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones Static Pressure in Inches wg 0.5 0.625 0.75 1 MAXIMUM RPM = 1506 TIP SPEED = RPM x 2.602 MAXIMUM MOTOR FRAME SIZE = 143T AVERAGE OUTLET VELOCITY = CFM/0.899 Performance certied is for installation type D: Ducted inlet,...

 Open the catalog to page 6
Belt Drive Duct Fans (Model BDF)-7

Damper Size (Outlet Side) = 133/4 x 117/8 (349 x 302) Housing Thickness = 20 ga. ^Approximate Unit Weight = 106 lb. (48 kg) All dimensions in inches (millimeters). ^Weight shown is largest cataloged Open Drip Proof motor. RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones Static Pressure in Inches wg 0.5 0.625 0.75 1 MAXIMUM RPM = 1315 TIP SPEED = RPM x 2.913 MAXIMUM MOTOR FRAME SIZE = 143T AVERAGE OUTLET VELOCITY = CFM/1.05 Performance certied is for installation type D: Ducted inlet, Ducted...

 Open the catalog to page 7
Belt Drive Duct Fans (Model BDF)-8

Damper Size (Outlet Side) = 16 x 133/8 (406 x 340) Housing Thickness = 20 ga. ^Approximate Unit Weight = 142 lb. (64 kg) All dimensions in inches (millimeters). ^Weight shown is largest cataloged Open Drip Proof motor. RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones Static Pressure in Inches wg 0.5 0.625 0.75 1 MAXIMUM RPM = 1119 TIP SPEED = RPM x 3.436 MAXIMUM MOTOR FRAME SIZE = 182T AVERAGE OUTLET VELOCITY = CFM/1.45 Performance certied is for installation type D: Ducted inlet, Ducted outlet....

 Open the catalog to page 8
Belt Drive Duct Fans (Model BDF)-9

63/4 (171) Damper Size (Outlet Side) = 191/8 x 163/8 (486 x 416) Housing Thickness = 20 ga. ^Approximate Unit Weight = 221 lb. (100 kg) All dimensions in inches (millimeters). ^Weight shown is largest cataloged Open Drip Proof motor. RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones Static Pressure in Inches wg 0.75 1 1.25 1.5 MAXIMUM RPM = 1071 TIP SPEED = RPM x 3.927 MAXIMUM MOTOR FRAME SIZE = 184T AVERAGE OUTLET VELOCITY = CFM/2.05 Performance certied is for installation type D: Ducted inlet,...

 Open the catalog to page 9
Belt Drive Duct Fans (Model BDF)-10

95/8 (245) Damper Size (Outlet Side) = 22 / x 18 / (572 x 479) Housing Thickness = 20 ga. ^Approximate Unit Weight = 304 lb. (138 kg) 12 All dimensions in inches (millimeters). ^Weight shown is largest cataloged Open Drip Proof motor. RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones Static Pressure in Inches wg 1.25 1.5 1.75 MAXIMUM RPM = 958 TIP SPEED = RPM x 4.843 MAXIMUM MOTOR FRAME SIZE = 215T AVERAGE OUTLET VELOCITY = CFM/2.86 Performance certied is for installation type D: Ducted inlet,...

 Open the catalog to page 10
Belt Drive Duct Fans (Model BDF)-11

Damper Size = 231/8 x 251/4 (587 x 638) Housing Thickness = 20 ga. ^Approximate Unit Weight = 560 lb. (254 kg) All dimensions in inches (millimeters). ^Weight shown is largest cataloged Open Drip Proof motor. RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones RPM BHP Sones Static Pressure in Inches wg 1.5 1.75 2 MAXIMUM RPM = 997 TIP SPEED = RPM x 5.318 MAXIMUM MOTOR FRAME SIZE = 256T AVERAGE OUTLET VELOCITY = CFM/3.87 Performance certied is for installation type D: Ducted inlet, Ducted outlet. Power rating...

 Open the catalog to page 11

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.