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Allen Bradley

Allen Bradley 1326AB-B720E-21-K7 Servo Motor with Brake

Allen Bradley 1326AB-B720E-21-K7 AC Servo Motor with Brake.

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ManufacturerAllen Bradley

Part number1326AB-B720E-21-K7

Voltage 460/380 VAC

Frame Diameter 194 mm

Rated Speed 3500 RPM

Continuous Torque 30.9 Nm

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High-performance AC servo motor 194 mm frame diameter Integrated 41 Nm holding brake 6.8 kW power output 3500 RPM rated speed Resolver-based feedback

Product description

The Allen-Bradley 1326AB-B720E-21-K7 is a powerful AC servo motor from the Torque Plus series, featuring a 194 mm frame diameter and operating at 460/380 VAC. It delivers up to 3500 RPM with a high continuous torque of 30.9 Nm and a substantial power output of 6.8 kW. This model includes a 41 Nm holding brake, providing secure positioning when power is removed, and utilizes resolver-based feedback.

This servo motor is ideal for high-performance motion control applications in robotics, CNC machines, heavy automation, and specialized manufacturing equipment. Its robust construction and integrated brake ensure reliability and safety in demanding environments.

Stanlo Automation, your trusted source for surplus industrial parts, offers the Allen Bradley 1326AB-B720E-21-K7. As a veteran-owned business, we are committed to providing quality components and exceptional service to keep your operations running smoothly.

Technical specifications

Voltage	460/380 VAC
Frame Diameter	194 mm
Rated Speed	3500 RPM
Continuous Torque	30.9 Nm
Power Output	6.8 kW
Holding Brake	41 Nm @ 24V DC
Feedback Type	Resolver

Common applications

Robotics

CNC Machinery

Heavy Automation

Specialized Manufacturing

Industrial Motion Control

Safety Systems

Compatible systems

Allen-Bradley 1394 motion control platform, Kinetix 6000

Also known as

1326ABB720E21K7, Allen Bradley Torque Plus Servo, AB 1326 Motor with Brake

Replaces / compatible with

This motor is designed to replace other Allen-Bradley 1326AB series servo motors, offering higher torque, power, and integrated braking for enhanced safety.

Technical note

Expert tip

The integrated holding brake requires a 24V DC supply; ensure proper wiring and verify brake engagement/disengagement for safe operation and to prevent premature wear.

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Frequently asked questions

What are the torque and braking specifications for the Allen Bradley 1326AB-B720E-21-K7 servo motor?

The Allen Bradley 1326AB-B720E-21-K7 servo motor provides 30.9 Nm of continuous torque and features an integrated 41 Nm holding brake, which engages at 24V DC to secure the motor shaft when power is removed.