Product image is representative; revision or series may vary. Contact us to request a specific version.
The Allen-Bradley/Rockwell Automation 1326AS-B440G-21-A servo motor is a 460 Volts AC-rated brushless servo motor from the Allen-Bradley Bulletin 1326 series. It comes with a metric flange that has a keyway and its environmental protection rating is IP 65. The 1326AS-B440G-21-A brushless servo motor can operate with low levels of inertia and high levels of acceleration because of its 4-inch magnet stack that contains powerful iron, boron, and neodymium magnets. Its maximum operating speed is 5350 RPM and its maximum output power rating is 2 kilowatts. The 1326AS-B440G-21-A brushless servo motor has a stator with an approximate size of 100 millimeters.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Servo Motor |
| Product Line | 1326 Motors |
| Part Number | 1326AS-B440G-21-A |
| Weight | 15.00 lbs (6.80 kg) |
| Voltage | 460V AC |
| Frame Diameter | 100 mm |
| Rated Motor Speed | 5250 rpm |
| Flange and Shaft Series | IEC Metric Flange with Keyway |
| Motor Rated Torque | 6.4 Nm |
| Motor Rated Output | 2.0 kW |
| System Continuous Torque | 6.4 Nm |
| System Peak Stall Torque | 10.5 Nm |
| Standard Option | N/A |
| Product Lifecycle Status* | Discontinued/Obsolete |
* The Allen Bradley 1326AS-B440G-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-B440G-21-A units instead of migration.
The 1326AS-B440G-21-A servo motor belongs to the 1326A series that typically features neodymium-iron-boron permanent magnet rotors, offering low inertia, enhanced peak torque, and higher accelerations. This brushless 460 Volt servo motor is designed specifically to be used with the Allen Bradley 1394 Motion Control System. It has a very compact and economical design that can function effectively in harsh environments.
The 1326AS-B440G-21-A also features a three-phase, sinusoidal wound stator field that allows smooth operation at low speeds. The casing of this motor is heat resistant through an extruded aluminum housing that supports an improved heat transfer capacity.
This motor features TENV construction (Totally Enclosed, Not Ventilated), which is a type of motor that is used in a wide variety of smaller horsepower changeable speed applications. This type of construction is typically effective in conditions where a fan is exposed to regular clog and dust or lint.
The rated speed of this motor is 5250 RPM at 460 Volts and 4340 RPM at 380 Volts, while its motor rated torque is 2.0 KW.
A crucial feature of this unit is its disc-type brake which is automatically spring set after the removal of power. It is designed to hold a limited, resting load, but is also dependable for emergency stops.
| Revision Part # | Also known as | |
|---|---|---|
| 1326AS-B440G-21-A Ser A | 1326AS-B440G-21-A/A, Series A, Rev A | |
| Don't see your particular revision? Contact us now. | ||
The Allen-Bradley 1326AS-B440G-21-A has a 460V AC Voltage, a 100 mm Frame Diameter, and a 5250 rpm Rated Motor Speed. It also contains a 6.4 Nm System Continuous Torque and a 2.0 kW Motor Rated Output.