Double-Width Centrifugal Fan Performance Supplement - Greenheck

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Table of Contents Engineering Data Motor Selection .............................................................................................. 3 Model Number Code ....................................................................................... 3 Motor Starting Torque ..................................................................................... 4 V-Belt Drives ................................................................................................... 4 High Temperature Operating Limits ............................................................... 4 Wheel Moments of Inertia ............................................................................... 4 Fan RPM Limitations (derating factors) .......................................................... 4 Inlet Vane Performance ................................................................................... 5 Inlet Vane Actuator Torques ........................................................................... 5 Effects of Air Density ...................................................................................... 6 Effect of Installation on Performance ............................................................ 7 Sound Performance Testing .........................................................................8-9 Sample Fan Selection .............................................................................10-11 Air and Sound Performance Data Tabulated Air Performance .....................................................................12-78 Fan Curves and Sound Power Ratings ..................................................13-79 Dimensional Data Sizes 12-73 Double-Width, arr. 3 ................................................................. 80 SOUND and R AIR PERFORMANCE AIR MOVEMENT AND CONTROL ASSOCIATION INTERNATIONAL, INC. ® Our Warranty ® Greenheck Fan Corporation certifies that the backward inclined and airfoil centrifugal fans shown herein are licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 211 and Publication 311 and comply with the requirements of the AMCA Certified Ratings Program. Greenheck warrants this equipment to be free from defects in material and workmanship for a period of one year from the shipment date. Any units or parts which prove defective during the warranty period will be replaced at our option when returned to our factory, transportation prepaid. Motors are warranted by the motor manufacturer for a period of one year. Should motors furnished by Greenheck prove defective during this period, they should be returned to the nearest authorized motor service station. Greenheck will not be responsible for any removal or installation costs. As a result of our commitment to continuous improvement, Greenheck reserves the right to change specifications without notice. 2 Computer Aided Product Selection Program — CAPS All Greenheck products are supported by the industry’s best product literature, electronic media, and Computer Aided Product Selection program, CAPS. Online, you can also find electronic copies of our product literature as well as storage, installation and maintenance information in our Installation and Operation Manuals. And, of course, you can always count on the personal service and expertise of our national and international representative organization. To locate your nearest Greenheck representative call 715-359-6171 or visit our Web site at www.greenheck.com To-Scale Drawings and Fan Specifications To-scale CAD drawings along with detailed centrifugal specifications can be found online at greenheck.com or within our Computer Aided Product Selection program (CAPS).
3 Engineering Data Motor Selection Greenheck centrifugal fans can be supplied with any motor that is commercially available, and appropriate for the fan size and performance required. The tables show motor frame sizes corresponding to those motors readily available. Notes: 1. Fractional horsepower motor frame sizes shown may change due to variations in voltage, special features and manufacturer. 2. Motors shown are ball bearing, continuous duty. Two speed motors are two winding, 1/3 reduction in RPM. 3. Single-phase motors are capacitor start. HP 115V 1PH The model number codes code on is a this complete page are guide a complete to ordering guide or to specifying ordering or Greenheck specifying Greenheck Class II centrifugal Class IV centrifugal fan models. fan models. Belt Drive (BIDW) Model Number Code Fan Size 12 - 73 Open TE 230V 1PH 3PH Wheel BI - Backward Inclined AF - Airfoil Wheel SW - Single-Width DW - Double-Width Series 21 - Permalock Series 41 - Welded 1800 RPM Motors Arrangement 3 Single Speed 115V 230V 1PH 3PH Rotation CW, CCW Explosion- Resistant 115V 230V 1PH 3PH High Efficiency Open TE 230V 460V 3PH 230V 460V 3PH 2 Speed 2 Winding Open 115V 1PH 3PH 1 ⁄4 48 48 48 48 48 48 48 48 1 ⁄3 48 48 56 56 56 56 56 56 1 ⁄2 56 56 56 56 56 56 56 56 3 ⁄4 56 56 56 56 56 56 56 56 1 56 56 143T 56 143T 56 143T 143T 56 1 1 ⁄2 145T 145T 145T 145T 145T 145T 145T 145T 56 2 182T 182T 145T 182T 145T 145T 145T 145T 182T 3 182T 182T 182T 182T 182T 184T 5 184T 184T 184T 184T 184T 215T 7 1 ⁄2 213T 213T 213T 213T 213T 254T 10 215T 215T 215T 215T 215T 256T 15 254T 254T 254T 254T 254T 256T 20 256T 256T 256T 256T 256T 284T 25 284T 284T 284T 284T 284T 286T 30 286T 286T 286T 286T 286T 324T 40 324T 324T 324T 324T 324T 326T 50 326T 326T 326T 326T 326T 365T 60 364T 364T 364T 364T 364T 75 365T 365T 365T 365T 365T 100 405T 405T 405T 405T 405T 125 405T 444T 444T 405T 444T 150 444T 445T 445T 444T 445T Motor Number Code HP 36 - BIDW - 41 - 3 - CW - TH - II - A 500 115V 1PH Motor Horsepower 10 = 1 50 = 5 300 = 30 750 = 75 15 = 1½ 75 = 7½ 400 = 40 1000 = 100 20 = 2 100 = 10 500 = 50 1250 = 125 30 = 3 200 = 20 600 = 60 1500 = 150 Motor RPM M = 3500 A = 1770 Fan Class I, II, III 3600 RPM Motors 3600 RPM motors are recommended for fan speed over 2700 RPM Open TE 230V 1PH 3PH Single Speed 115V 230V 1PH 3PH Explosion- Resistant 115V 230V 1PH 3PH Discharge Position TH = Top Horizontal TAU = Top Angular Up BH = Bottom Horizontal BAU = Bottom Angular Up UB = Upblast TAD = Top Angular Down DB = Downblast BAD = Bottom Angular Down ® High Efficiency Open TE 230V 460V 3PH 230V 460V 3PH 1 ⁄3 48 48 56 1 ⁄2 48 48 56 56 56 3 ⁄4 56 56 56 56 56 1 56 56 56 56 56 1 1 ⁄2 143T 143T 143T 143T 143T 143T 143T 143T 2 145T 145T 145T 145T 145T 145T 145T 145T 3 182T 182T 145T 182T 182T 182T 145T 182T 5 184T 182T 182T 184T 184T 182T 184T 7 1 ⁄2 213T 184T 184T 213T 213T 184T 213T 10 215T 213T 213T 215T 215T 213T 215T 15 215T 254T 254T 215T 254T 20 254T 256T 256T 254T 256T 25 256T 284TS 284TS 256T 284TS 30 284TS 286TS 286TS 284TS 286TS 40 286TS 324TS 324TS 286TS 324TS 50 324TS 326TS 326TS 324TS 326TS
Page 1: Double-Width Centrifugal Fan Perfor
Page 5 and 6: Class 5 Fan Size Engineering Data I
Page 7 and 8: Turning Turning Vanes Vanes Effect
Page 9 and 10: Outlet Sound - Duct End Corrections
Page 11 and 12: STEP 1 Enter the performance table
Page 13 and 14: Static Pressure (Pa x 100) 25 20 15
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Static Pressure (Pa x 100) 40 35 30
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) 0 0 1 x a P ( e r u s s e r P c i
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Double-Width Centrifugal Fan Performance Supplement - Greenheck

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