8LSC54.ee030ff00-4 | B&R 17.4 Nm Servo Motor

Why Choose the B&R 8LSC54.ee030ff00-4 Servo Motor?

When your application demands precise positioning and excellent dynamic response, the 8LSC54.ee030ff00-4 from B&R stands out. This three-phase synchronous servo motor is engineered for compactness and reduced weight, making it ideal for modern machinery where space is at a premium. With a nominal torque of 17.4 Nm and a maximum torque of 45.0 Nm, it handles heavy loads with ease.

As a consulting engineer, I often recommend this model for its large overload capacity and optimized torque rippling, which translates to smoother control and better surface finish in machining applications. The motor's permanent-magnet design ensures high efficiency and low maintenance, contributing to long-term cost savings.

Key Features and Technical Specifications

The 8LSC54.ee030ff00-4 is packed with features that enhance performance and reliability:

• Nominal speed: 3000 rpm, with a maximum speed of 5000 rpm for high-speed operations.
• Nominal torque: 17.4 Nm, and stall torque of 21.5 Nm for demanding start-up conditions.
• Nominal power: 5451 W, providing ample power for continuous duty.
• Nominal current: 10.6 A, with a stall current of 13.1 A and maximum current of 40.7 A.
• Torque constant: 1.63 Nm/A, ensuring precise torque control.
• Voltage constant: 98.44 V/1000 rpm, matching drive requirements.
• Stator resistance: 0.807 Ohm, and stator inductance of 10.2 mH.
• Moment of inertia: 9.8 kg·cm², enabling fast acceleration and deceleration.
• Mass: 12.40 kg (without brake), contributing to system rigidity.
• Holding torque of brake: 15 Nm, with brake mass of 1.40 kg.

These specifications are directly from the datasheet, ensuring accuracy for your engineering calculations.

Industry Applications and Use Cases

The 8LSC54.ee030ff00-4 excels in applications requiring high dynamic performance and precision. Common use cases include packaging machinery, robotics, and material handling systems. For instance, in a high-speed labeling machine, the motor's rapid acceleration and precise positioning reduce cycle times and improve throughput.

Moreover, its compact design and reduced weight make it suitable for mobile or space-constrained equipment. The optional single-cable hybrid solution simplifies wiring, reducing installation time and potential failure points. Whether you are upgrading an existing line or designing new equipment, this motor offers the reliability and performance you need.

Installation and Setup Guidance

Proper installation is crucial for optimal performance. The 8LSC54.ee030ff00-4 supports multiple mounting configurations per EN 60034-7, including IM 3001 horizontal and IM 3011/3031. The flange is DIN 42948 Form A, and the shaft end is DIN 748 Form E, ensuring compatibility with standard couplings.

When mounting, ensure the flange temperature does not exceed 65 °C. The motor is rated IP64 per EN 60034-5, with the fan rated IP20. For harsher environments, an optional oil seal upgrades protection to IP65. Always follow the manufacturer's manual for torque specifications and alignment procedures.

Maintenance and Reliability

Routine maintenance is straightforward. The externally fan-cooled design (IC4A0A6) ensures efficient heat dissipation, extending the motor's life. The insulation class is F per IEC 60085, and thermal protection is provided by KTY83-110 / AM-PTC1000 sensors, with a maximum winding temperature of 155 °C.

Bearing life is rated per DIN ISO 281, and the vibration severity is A1 per EN 60034-14, indicating low vibration levels. Regularly inspect the fan and cooling channels to prevent dust buildup. With proper care, this motor delivers years of reliable service, reducing total cost of ownership.

Compatibility and Integration

The 8LSC54.ee030ff00-4 is designed to work seamlessly with B&R ACOPOS servo drives, specifically the 017X series. This pairing ensures optimal performance and easy commissioning. The motor supports resolver or EnDat feedback systems, including safety-related variants for functional safety applications.

For simplified cabling, the single-cable hybrid solution is available, combining power and feedback in one cable. This reduces installation complexity and potential connection errors. Always verify drive firmware compatibility with B&R's documentation.

Frequently Asked Questions

What is the nominal torque of the 8LSC54.ee030ff00-4?

The nominal torque is 17.4 Nm, with a stall torque of 21.5 Nm for short-term overloads.

Can this motor be used with ACOPOS drives?

Yes, the recommended servo drive is the ACOPOS 017X series, ensuring optimal compatibility and performance.

What feedback options are available?

Resolver or EnDat (inductive/optical) feedback, including safety-related variants, are supported.

What is the maximum speed?

The maximum speed is 5000 rpm, while the nominal speed is 3000 rpm.

Product Support and Availability

At Petro Auto Tech, we stock the 8LSC54.ee030ff00-4 and can provide technical support to help you integrate it into your system. Contact us for current availability and lead times. We are committed to helping you find the right automation components.