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The 1326AS-B660E-21-A servo motor is an Allen-Bradley/Rockwell Automation Bulletin 1326 series servo motor. It is a brushless type of Bulletin 1326 servo motor that operates with AC voltage and rare earth magnet technology. The AC voltage rating of the 1326AS-B660E-21-A brushless servo motor is 460 Volts AC, and its rare earth magnets are installed inside it in a 6-inch stack where they work to reduce the motor’s friction and increase its acceleration. The maximum rated speed of this servo motor is 3000 RPM. The 1326AS-B660E-21-A brushless servo motor has an IP 65 environmental protection rating that ensures that it is waterproof and protected from dust and debris.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Servo Motor |
| Product Line | 1326 Motors |
| Part Number | 1326AS-B660E-21-A |
| Weight | 61.00 lbs (27.67 kg) |
| Voltage | 460V AC |
| Frame Diameter | 150 mm |
| Rated Motor Speed | 3000 rpm |
| Flange and Shaft Series | IEC Metric Flange with Keyway |
| Motor Rated Torque | 21.5 Nm |
| Motor Rated Output | 3.4 kW |
| System Continuous Torque | 21.5 Nm |
| System Peak Stall Torque | 27.3 Nm |
| Standard Option | N/A |
| Product Lifecycle Status* | Discontinued/Obsolete |
* The Allen Bradley 1326AS-B660E-21-A has been discontinued by the manufacturer, however we specialize in obsolete parts and can likely still supply surplus and/or refurbished replacement 1326AS-B660E-21-A units instead of migration.
The 1326AS-B660E-21-A by Allen Bradley is a servo motor featuring neodymium-iron-boron permanent magnet rotors capable of providing lower inertias, higher accelerations, and high peak torques. This is a compact, brushless and environmentally rugged servo motor designed to be used with the 1394 Motion Control System.
A three-phase sinusoidal wound stator field supports smooth operations at slower speeds while an extruded non-corrosive non-magnetic aluminum housing provides improved heat transfer while staying resistant to rust and handling high voltage applications.
This unit is a UL listed insulation system. It features a thermal switch to indicate thermal overload and a maximum current rating of 2.5 A at 250 Volts AC. This category of the servo motor is a rugged 2 pole brushless resolver that provides accurate position feedback.
| Revision Part # | Also known as | |
|---|---|---|
| 1326AS-B660E-21-A Ser A | 1326AS-B660E-21-A/A, Series A, Rev A | |
| Don't see your particular revision? Contact us now. | ||
The Allen-Bradley 1326AS-B660E-21-A has a 460V AC Voltage, a 150 mm Frame Diameter, and a 3000 rpm Rated Motor Speed. It also contains a 21.5 Nm System Continuous Torque and a 3.4 kW Motor Rated Output.