SD100 severe duty TEFC motors are available in two configurations they exceed NEMA Premium® efficiency with our exclusive, leading edge, die cast copper rotor design (143T -256T) or meet NEMA Premium® efficiency with our die cast aluminum rotor design. Either way, these motors significantly reduce operating costs and pay for themselves in a short time through energy savings. They are ideal for use in chemical processing, mining, foundry, pulp and paper, waste management and petro/chemical applications. Siemens SIMOTICS AC Motor, Type SD100 4-Pole Continuous-Duty NEMA Low Voltage Standard, Series: 1LE2, Severe Duty Motor Application, NEMA Premium® Efficiency, Squirrel Cage Rotor, Stone Gray Painted, 4:1 Constant Torque, 20:1 Variable Torque Special Features, 100 HP, 460 VAC, 113 A, 60 Hz Frequency, 3 ph, 1800 RPM Speed, 1 Speed, TEFC/IP54/IP55 Enclosure, 405T Frame, CW/CCW Rotation, 1.15 Service Factor, Ball Bearing, 295 ft-lb Torque, Footed Mounting, -20 to 40 °C, Insulation Class: Class F, Cast Iron, 39.4 in W Dimensions