Assessments - 4, GPA: 4.5 ( )

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..0 00G GGE EEN NNE EER RRA AAL LL A. Fans shall be model ADD Direct Drive Tubeaxial Fans, as manufactured by Continental Fan Manufacturing Inc., of Buffalo, NY, and of the size and capacity as indicated on the drawings and fan schedule. B. Fans shall be rated and tested in accordance with ANSI/AMCA Standard 210-99. C. All motors and electrical components shall conform to NEMA standards. 2 22. ..0 00F FFA AAN NN H HHO OOU UUS SSI IIN NNG GG A. Fan housing shall be constructed of heavy gauge steel and welded angle ring flanges. B. Fan motor base shall be constructed of welded heavy gauge steel, and form an integral part of the interior fan housing. C. Fan housing and motor base shall be coated with an air dried gray enamel finish. 3 33. ..0 00F FFA AAN NN I IIM MMP PPE EEL LLL LLE EER RR A. Axial impeller shall be constructed of spark resistant, die cast aluminum airfoil shaped blades secured to a die cast aluminum hub assembly. B. Axial impeller blades shall be of adjustable pitch construction with multiple hub-to-blade arrangements to maximize air performance. Blade pitch angles shall be factory set. C. Axial impeller hub shall be designed to incorporate a split taper bushing, and be keyed directly to motor shaft. 4 44. ..0 00F FFA AAN NN M MMO OOT TTO OOR RR A AAN NND DD D DDR RRI IIV VVE EE A. Motor shall be TEFC industrial duty and conform to NEMA standards. B. Motor shall be of voltage, horsepower, RPM and enclosure as indicated on the fan schedule. C. Fan shall be provided with an externally mounted and wired junction box. 5 55. ..0 00O OOP PPT TTI IIO OON NNA AAL LL F FFA AAN NN A AAC CCC CCE EES SSS SSO OOR RRI IIE EES SS A. Where indicated, fan shall be provided with the following optional accessories: • Guards -Propeller side -Motor side • Companion flanges • Inspection door • Mounting brackets -Horizontal -Vertical • Mounting legs • 304 stainless steel construction • 316 stainless steel construction • Protective coatings for fan housing -Epoxy -Eisenheiss • Motors -Explosion proof -Special duty 6 66. ..0 00F FFA AAN NN T TTE EES SST TTI IIN NNG GG A. Axial impeller shall be balanced and mounted in fan assembly. B. Fan assembly shall be run and tested prior to shipment. C. A test report shall be maintained on file for each individual fan. 3 ADD-0911 ADD DIRECT DRIVE TUBEAXIALS ...

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