Fan and Blower Motor; Enclosure Type Open Enclosed; Power Rating 1 HP; Voltage Rating 208 to 230/460 Volt AC 3-Phase; Frequency Rating 60 Hertz; Motor FLA 3.2/1.6 Amp; Number of Speeds 1 and 2; Speed Rating 1725 RPM; Reversible Yes; Service Factor 1.25; NEMA Frame Size 56H; Insulation Class B; Frame Material Rolled Steel; Mounting Resilient Base; Weight 28 Pound; Application Fan and Blower; Approval CSA; Motor Type Polyphase; Bearing Type Ball; Overall Length 11.84 Inch; Shaft Size 0.625 Inch Diameter x 2 Inch Length; Number of Poles 4