Overview Product Description APPLICATIONS For pumps, fans, blowers or other inverter powered applications. FEATURES: -Inverter Grade Insulation System (Meets NEMA MG-1 Part 31) -Class F Thermostats (One Per Phase) -Rolled Steel Frame (140-320), Cast Iron Frame (360-440) -40*C Ambient, NEMA Design B Performance On 60 Hertz Sine Wave Power -Constant Horsepower To 90 Hz -Double Sheilded Bearings 140-400, Open On 440 Frame -Double Dip & Bake With Extra Bracing -Premium Efficient Design, Special Balance, F1 Assembly Position -Class F Insulation, 1.15 S.F. On Sine Wave / 1.0 S.F. On PWM 5:1 (12-60 Hz) Speed Range Constant Torque HP - 1 RPM (MAX SPEED) - 1800 (3600) VOLTAGE - 230/460 FRAME - 143T "C" DIM. (inches) - 12.8 FULL LOAD EFF. - 84.0 FULL LOAD AMPS - 3.1/1.6 Product Videos Custom Field Product Reviews