Machine base number: 213T-449T Capacity: 3HP~150HP Number of poles: 6P Rated voltage: 208~230/460V, 575V, 60Hz NEMA standard oil well pump special D design (including frequency conversion) three-phase asynchronous motor, frame number: 213T-449T, capacity: 3HP~150HP, pole number: 6P, rated voltage 208-230/460V, 575V, 60Hz, service coefficient 1.15, with advantages such as large starting torque, low starting current, strong overload capacity, high slip rate (5-8%), low noise, etc., suitable for oil well pump special mechanical equipment.