Centrifugal Cabinet Fans Belt Drive Duct Fan

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...

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...

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...

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,...

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,...

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...

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....

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,...

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,...

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...