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The 1326AB-B520E-21-K5 servo motor is an Allen-Bradley/Rockwell Automation servo motor from the 1326 Servo Motors series. It has a voltage rating of 460/380 Volts AC. The 1326AB-B520E-21-K5 servo motor operates with low levels of inertia because it contains a 2-inch ferrite magnet stack that reduces the amount of inertia that is generated. It uses resolver-based feedback and its metric flange has a keyway. The 1326AB-B520E-21-K5 servo motor has a holding brake with a 24 Volts DC coil.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Servo Motor |
| Product Line | 1326 Motors |
| Part Number | 1326AB-B520E-21-K5 |
| UPC | 662453177991 |
| Weight | 73.25 lbs (33.23 kg) |
| Voltage | 460/380V AC |
| Frame Diameter | 149 mm |
| Rated Motor Speed | 3000 rpm |
| Flange and Shaft Series | IEC Metric Flange with Keyway |
| Motor Rated Torque | 13 Nm |
| Motor Rated Output | 2.9 kW |
| System Continuous Torque | 13 Nm |
| System Peak Stall Torque | 39 Nm |
| Standard Option | 13.6 Nm Holding Brake w/ 24V DC Coil. |
| Product Lifecycle Status* | Discontinued/Obsolete |
* The Allen Bradley 1326AB-B520E-21-K5 has been discontinued by the manufacturer, however we specialize in obsolete parts and can likely still supply surplus and/or refurbished replacement 1326AB-B520E-21-K5 units instead of migration.
The 1326AB-B520E-21-K5 unit is an Allen-Bradley Servo Motor, which has a 149-millimeter frame diameter. It features a 3000 RPM rated motor speed and a 460 to 360 Volt AC voltage. The motor rated torque of the 1326AB-B520E-21-K5 unit is 13 N-m and its motor rated output is 2.9 kW. The system continuous torque is also 13 N-m, while the system peak stall torque is 39 N-m. The standard option of this device is a 13.6 N-m Holding Brake with a 24 Volt DC Coil; this module comes with a flange and shaft series of an IEC metric flange, with a keyway. The 1326AB-B520E-21-K5 unit features overall high performances and has a 2.7 to 50.8 N-m (24 to 450 pounds on an inch) continuous torque. It is available with 460 Volt windings and it speeds up to 7250 RPM. This unit also features a medium inertia brushless servo motor, which has specially engineered housing for reduced length. It features a press feed, a bottle filling, a machine tool, progressive die manufacturing, and has special flux profile permanent magnets in order to increase the servo response. Some of the characteristics of this 1326AB-B520E-21-K5 unit are its high torque, its environmental ruggedness, its application flexibility, its excellent servo response, and its higher inertia matching capability.
The main features of the 1326AB-B520E-21-K5 unit are that it has a sinusoidal-wound stator field for seamless operation at low speeds, a 100% continuous-rated output torque at stall, and the ability to be vertically mounted at any angle, with a thread hole on the face of the shaft in order to secure couplings. The 1326AB-B520E-21-K5 motor is a UL listed insulation system that has an extruded aluminum housing for improved heat transfer.
| Revision Part # | Also known as | |
|---|---|---|
| 1326AB-B520E-21-K5 Ser A | 1326AB-B520E-21-K5/A, Series A, Rev A | |
| 1326AB-B520E-21-K5 Ser B | 1326AB-B520E-21-K5/B, Series B, Rev B | |
| 1326AB-B520E-21-K5 Ser C | 1326AB-B520E-21-K5/C, Series C, Rev C | |
| Don't see your particular revision? Contact us now. | ||
The Allen-Bradley 1326AB-B520E-21-K5 has a 460/380V AC Voltage, a 149 mm Frame Diameter, and a 3000 rpm Rated Motor Speed. It also contains a 13 Nm System Continuous Torque and a 2.9 kW Motor Rated Output.