Description North American Electric manufactures rugged 5 horsepower cast iron motors at seriously low prices! This high speed unit features heavy duty construction and minimal vibration. Use this general purpose AC motor for pumps, blowers, conveyors, machinery and other commercial and industrial applications. Inverter duty windings (20:1 variable torque; 10:1 constant torque) are safe to use with variable speed drives for speed control.Totally enclosed motors can withstand dirty or wet environment, and plugs in the body allow you to drain condensation that collects. User friendly lifting provisions help move the equipment. More quality specs include Vacuum Pressure Impregnation for all windings; sealed bearings; cheangeable junction box (F1 or F2 position); and dual drilled feet for mounting options.Specifications:Meets or exceeds NEMA Premium Efficiency Requirements defined by NEMA MG-1, Table 12-12Class I, Div II Groups ABCD, T2BDual voltage ratings suitable for part wind start on lower voltageSingle voltage ratings suitable for part wind start at 460V are noted1.15 Service Factor @ 60 hertz; 1.0 Service Factor @ 50 hertzSuitable for 575V @ 1.0 Service FactorMechanical âVâ Seal on drive endClass F insulation system, class B rise at full load40 C ambient continuous dutyCorrosion resistant paintStainless steel nameplate and zinc plated hardwareCast iron frame construction including the conduit boxC-Flange and D-Flange field conversion kits availableIP55 Protection â Terminal box is sealed for IP66 protectionCSA + C + US CertificationISO 9001 Certification