Allen Bradley 1326AB-A520E-21 Used Surplus

The 1326AB-A520E-21 servo motor is a product of Allen-Bradley/Rockwell Automation. It is part of the 1326AB Torque Plus servo motor series that operates on a voltage range of 380 to 460 Volts AC.  This Torque Plus servo motor features a diameter frame measuring 149 millimeters or a bolt center of 165 millimeters. The 1326AB-A520E-21 servo motor features a magnet stack length of 20 and a motor rated speed of 3000 to 4000 RPM. It also has a NEMA, IEC metric flange mounting with the option of a keyway. The torque plus servo motors come in a specially designed housing that helps to increase the continuous torque ratings and reduce the motor length. The series presents 3-phase, AC brushless servo motors offering high performance, for meeting the strict requirements of the Allen-Bradley high-performance motion controllers.

Other notable specifications about the Allen-Bradley 1326AB-A520E-21 servo motor include a continuous stall torque of 4.5 N-m or 40 pounds on an inch, a peak stall torque of 13.6 N-m or 120 pounds on an inch, a continuous torque current of 7.0 Amps and a rated output of 1.3 kilowatts. It also features 21 Amps of peak stall current at 40 degrees Celsius and 3.4 milliseconds of an electrical time constant at 40 degrees Celsius of operation. The thermal maximum ambient temperature of this device without derating is 40 degrees Celsius with a thermal time constant of 33 minutes. The 1326AB-A520E-21 servo motor also has a winding voltage constant of 49.5 volts per 1000 RPM, a winding terminal resistance of 1.82 ohms and a mechanical motor weight of 12.7 kilograms or 28 pounds.