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Allen Bradley 1326 Motors 1326AB-B740C-21-K7L

Product image is representative; revision or series may vary. Contact us to request a specific version.

1326AB-B740C-21-K7L

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The 1326AB-B740C-21-K7L servo motor is an Allen-Bradley motor that belongs to the 1326AB product line. The 1326AB-B740C-21-K7L servo motor supports both 460 Volts AC and 380 Volts AC input voltage, and the rated motor speeds are 2200 RMS at 460 Volts AC and 1800 RMS at 380 Volts AC. The rated motor torque and output power ratings are 469 pounds on an inch and 8.7 kilowatts, respectively

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 1326AB-B740C-21-K7L

ManufacturerAllen Bradley
Product typeAC servo motor
Product Line1326 Motors
Part Number1326AB-B740C-21-K7L
Weight32.00 lbs (14.51 kg)
Fame length194 millimeters
Magnet stack length40 millimeters
Speed2200 RPM
Power output8.7 kilowatts
Rated torque469 lb-in
Holding brake140 lb-in
Product Lifecycle Status*Discontinued/Obsolete

* The Allen Bradley 1326AB-B740C-21-K7L has been discontinued by the manufacturer, however we specialize in obsolete parts and can likely still supply surplus and/or refurbished replacement 1326AB-B740C-21-K7L units instead of migration.

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The 1326AB-B740C-21-K7L servo motor is an Allen-Bradley servo motor that belongs to the 1326AB product line. The 1326AB series comprises motors that are available in 3 frame lengths including 108, 149, and 194 millimeters, a motor speed ranging from 2200 to 7250 RPM, and torque ranging from 10.4 to 54 N-m. Several options are available in 1326AB AC servo motors including single or multi-turn encoders, holding brakes, junction box kits, secondary feedback mounting kits, and shaft oil seal kits. The high-resolution feedback option available on 1326AB servo motors is only meant to be used in conjunction with 9/440 CNC machines. The 1326AB servo motors feature TENV construction, IP 65 rated enclosures as standard enclosures, and a UL listed insulation system.

The 1326AB-B740C-21-K7L servo motor supports both 460 Volts AC and 380 Volts AC input: voltage and the rated motor speeds are 2200 RMS at 460 Volts AC and 1800 RMS at 380 Volts AC. The rated motor torque and output power ratings are 469 pounds on an inch and 8.7 kilowatts. The rotor motor of inertia for the 1326AB-B740C-21-K7L servo motor is 0.29 lb-in.s2. The performance specifications for the motor at the rated peak ambient temperature of 40 degrees Celsius include a continuous stall torque of 469 pounds on an inch with the AM50/75 axis modules, a peak stall torque of 745 to 1122 pounds on an inch with the AM50/75 axis modules, a steady-state stall current of 20.9 Amps with the AM50/75 axis modules and a peak stall current of 33.2 to 50 Amps with the AM50/75 axis modules. The mechanical specifications include a motor weight of 170 pounds. The 1326AB-B740C-21-K7L servo motor comes with integrated 140pounds on an inch holding brake.