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Allen Bradley RDB Direct Drive Motors RDB-B2151C-7B72AA

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RDB-B2151C-7B72AA

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The RDB-B2151C-7B72AA is a direct-drive servo motor from the Allen-Bradley RDB Direct Drive Motors series. It operates at a voltage of 400V and has a robust base speed of 1500 rpm, providing efficient performance in various applications.

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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 RDB-B2151C-7B72AA

ManufacturerAllen Bradley
Product TypeDirect-Drive Servo Motor
Product LineRDB Direct Drive Motors
Part NumberRDB-B2151C-7B72AA
Weight20.00 lbs (9.07 kg)
Housing TypeBearingless Housing
Voltage400V
Frame Size215 mm
Magnet Stacks1
Base Speed1500 rpm
FeedbackMulti-turn, 2048 sin/cos, absolute encoder (EnDat protocol)
EnclosureIP65
ConnectorsCircular (SpeedTec) DIN
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The part number RDB-B2151C-7B72AA from Allen-Bradley falls under the RDB Direct Drive Motors series. This direct-drive servo motor operates efficiently at a voltage level of 400 volts and boasts a frame size of 215 mm. Notably, it features a bearingless housing type, designed to reduce mechanical complexity while enhancing performance reliability.

One of its key specifications includes a base speed of 1500 revolutions per minute (rpm), allowing for high-speed operational capabilities. The motor incorporates a multi-turn feedback system with a 2048 sin/cos absolute encoder based on EnDat protocol, delivering accurate position feedback necessary for advanced control applications.

For environmental protection, the RDB-B2151C-7B72AA is housed within an IP65 rated enclosure, ensuring robust performance against dust and water ingress. Lastly, it utilizes circular (SpeedTec) DIN connectors, facilitating simple and efficient connections in various setups. Overall, this servo motor is engineered to provide precise control in demanding industrial environments.

Revision Part #Also known as
RDB-B2151C-7B72AA Ser ARDB-B2151C-7B72AA/A, Series A, Rev A
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