Product image is representative; revision or series may vary. Contact us to request a specific version.
The Allen-Bradley/Rockwell Automation 1326AS-B330H-21-A brushless servo motor has been manufactured as part of the Allen-Bradley Bulletin 1326 series of industrial servo motors. Its internal rare-earth magnet stack that reduces its operating friction is 3 inches long and its metric flange has a keyway. The 1326AS-B330H-21-A brushless servo motor does not come with a shaft seal, but if an optional shaft seal is installed, the motor will be waterproof and it will have an environmental protection of IP 65. This motor can be mounted vertically at any angle with its shaft pointing up or down. The 1326AS-B330H-21-A brushless servo motor has an output power rating of 0.9 kilowatts.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Servo Motor |
| Product Line | 1326 Motors |
| Part Number | 1326AS-B330H-21-A |
| Weight | 12.00 lbs (5.44 kg) |
| Voltage | 460V AC |
| Frame Diameter | 75 mm |
| Rated Motor Speed | 6500 rpm |
| Flange and Shaft Series | IEC Metric Flange with Keyway |
| Motor Rated Torque | 2.0 Nm |
| Motor Rated Output | 0.9 kW |
| System Continuous Torque | 2.1 Nm |
| System Peak Stall Torque | 5.6 Nm |
| Standard Option | N/A |
| Product Lifecycle Status* | Discontinued/Obsolete |
* The Allen Bradley 1326AS-B330H-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-B330H-21-A units instead of migration.
The 1326AS-B330H-21-A by Allen Bradley has neodymium-iron-boron permanent magnet rotors that offer high accelerations, low inertia, and high peak torques in addition to compact, brushless 460 Volt servo motors that are designed to be used with the Allen Bradley 1394 Motor Control system.
The 1326AS-B330H-21-A features a rugged 2 pole brushless resolver that provides accurate position feedback, eliminating the need for onboard electronics that can withstand harsh shock, vibration, and high operating temperatures. The device can be mounted on the wall at any angle with the shaft up or down.
The construction type of this motor is TENV, meaning “Totally Enclosed, Not Ventilated”. This kind of construction is basically matched up for a variety of smaller horsepower variable speed applications. This kind of enclosure is highly effective in environments where a fan is regularly clogged with dust or lint.
This 1326AS-B330H-21-A motor has a precision balance of 0.0127 millimeters for total peak to peak displacement. The typical speed-torque curves show the most operational envelopes of different 1326AS Series/ 1394 combinations. The brake is disc-type and is spring set-up upon removal of power.
| Revision Part # | Also known as | |
|---|---|---|
| 1326AS-B330H-21-A Ser A | 1326AS-B330H-21-A/A, Series A, Rev A | |
| Don't see your particular revision? Contact us now. | ||
The Allen-Bradley 1326AS-B330H-21-A has a 460V AC Voltage, a 75 mm Frame Diameter, and a 6500 rpm Rated Motor Speed. It also contains a 2.1 Nm System Continuous Torque and a 0.9 kW Motor Rated Output.