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A.O.Smith Motor Catalog - Universal Electric Motors

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Century® NEMA “C” Face • General Purpose Industrial <strong>Motor</strong>sSingle Phase - Capacitor Start - Dripproof - Rigid & Removable Base3600 RPM & 1800 RPM - Threaded Shaft - Non-Reversible303 Stainless Steel Shaft - 1/4 thru 2 HPFeatures:B620• Ball Bearing• 60 Hz• 40˚C Ambient• Class B Insulation• CW Non-ReversibleApplications: Centrifugal pumps onlyService Factor Service Stock Overload “C”HP RPM Volts Amps Factor Frame Number Base Protector Dim. Notes1⁄4 1800 115/230 5.6/2.8 1.35 56J C051 Removable Auto 10.61⁄3 3600 115/230 8.6/4.3 1.75 56J B472 Rigid Auto 11.1 1501800 115/230 6.2/3.1 1.35 56J C052 Removable Auto 11.61⁄2 3600 115/230 10.0/5.0 1.60 56J B606 Rigid Auto 11.31800 115/230 8.2/4.1 1.25 56J C053 Removable Auto 11.63⁄4 3600 230/115 6.6/13.2 1.50 56J B620 Rigid Auto 11.81800 230/115 5.8/11.6 1.25 56J C054 Removable Auto 12.01 3600 230/115 8.1/16.2 1.40 56J B622 Rigid Auto 12.11800 230/115 7.2/14.4 1.25 56J C055 Removable Auto 12.71-1⁄2 3600 230/115 10.4/20.8 1.30 56J B754 Rigid Auto 13.12 3600 230/115 11.2/22.4 1.20 56J B765 Rigid Auto 12.8 5,$Notes:5. $ Energy efficient two value capacitor start capacitor run motor150. 50/60 HZSee page 272 for mounting dimensionswww.aosmithmotors.com151

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