Marathon® AC Motor, 4-Pole Continuous/Inverter Duty Low Voltage, Application Type: Vertical Hollow Shaft P-Base Motors, Special Features: Squirrel Cage Inverter Rated Motors, 100 HP, 230/460 VAC, 230/115 A, 60 Hz, 3 ph, 1780 RPM, 1 Speed, IP23 WP1 Enclosure, 404TPV Frame, 20 in Dia x 0.35 in L Extension Shaft, CCW/Reversible without Non-Reversible Ratchet, Service Factor: 1.15, Deep Groove Ball Drive End/Single Angular Contact Opposite Drive End Bearing, 295 ft-lb Full Load Torque, Round Mount, 40 °C, Insulation Class: Class F, Cast Iron, Variable Torque Speed Range: 3:1, 41.95 in L x 41.95 in H