8LSA57.ee022ff00-4 23.0 Nm B&R Servo Motor

Key Features and Technical Specifications

The 8LSA57.ee022ff00-4 is packed with features that enhance performance and simplify integration. Below are the core parameters you can expect:

• Nominal speed: 2200 rpm
• Nominal torque: 23.0 Nm
• Nominal power: 5299 W
• Nominal current: 10.4 A
• Stall torque: 29.0 Nm
• Maximum torque: 90.0 Nm
• Maximum speed: 5000 rpm
• Torque constant (KT): 2.22 Nm/A
• Voltage constant (KE): 134.04 V/1000 rpm
• Stator resistance (R2ph): 0.560 Ohm
• Stator inductance (L2ph): 8.1 mH
• Electrical time constant: 14.4 ms
• Thermal time constant: 45 min
• Moment of inertia (J): 20.9 kg·cm²
• Mass (without brake): 16.00 kg

These specs highlight the motor's ability to handle high overloads while maintaining precise control. The reduced cogging and optimized torque ripple contribute to smooth motion, which is essential for applications like robotics or CNC machining.

Real-World Applications

Thanks to its robust design and high torque density, the 8LSA57.ee022ff00-4 is suitable for a wide range of industrial applications. It is used for packaging machinery, material handling, and automated assembly lines where speed and accuracy are paramount. Additionally, its compact size and low weight make it used for mobile or space-constrained equipment. For example, in a high-speed pick-and-place system, the motor's rapid acceleration and high maximum torque allow for quick, precise movements, boosting throughput without sacrificing quality. Similarly, in a winder or unwinder application, the smooth torque output helps maintain consistent tension, reducing material waste.

Installation and Setup

Proper installation is key to getting the most from your 8LSA57.ee022ff00-4. The motor supports multiple mounting orientations per EN 60034-7, including horizontal (IM 3001) and vertical (IM 3011, IM 3031) configurations. The flange conforms to DIN 42948 Form A, and the shaft end meets DIN 748 Form E, ensuring compatibility with standard couplings and pulleys. When wiring, use the recommended cable cross-section of 1.5 mm² and ensure the connector size/type is correct (size 1). The motor includes an embedded parameter chip that automatically identifies the motor to the connected ACOPOS servo drive, simplifying setup. Always follow the manufacturer's manual for detailed wiring and commissioning instructions.

Maintenance and Reliability

Routine maintenance is straightforward for the 8LSA57.ee022ff00-4. The motor is self-cooled with free-circulation surface cooling (IC4A0A0), so there are no fans or filters to replace. However, periodic inspection of the cable connections and shaft seals is recommended to ensure long-term reliability. The motor features thermal protection via KTY83-110 (up to rev C7) or AM-PTC1000 (rev C8/C9), with a maximum winding temperature of 155 °C. The insulation class is F per IEC 60085, and the motor is rated for continuous operation (S1) per EN 60034-1. These features help prevent overheating and extend service life, reducing downtime and maintenance costs.

Compatibility and Integration

The 8LSA57.ee022ff00-4 is designed to work with B&R's ACOPOS servo drives, specifically the recommended drive model 017X. This pairing ensures optimal performance and simplifies system integration. The motor supports both resolver and EnDat encoder feedback options, allowing flexibility in control architecture. For safety-critical applications, encoders for functional safety are available, enabling safety-related position monitoring. The motor also supports single-cable hybrid solutions, reducing wiring complexity and installation time.

Availability and Support

The 8LSA57.ee022ff00-4 is available through AutoDCSTech, your trusted supplier of industrial automation parts. We maintain a ready inventory and can provide technical support to help you select the right motor for your application. Contact us for current pricing and lead times.