8LSC54.ee030ffgg-4 | B&R 17.4 Nm Servo Motor

Introduction to the B&R 8LSC54.ee030ffgg-4

When your machinery demands precise positioning and rapid dynamic response, the 8LSC54.ee030ffgg-4 from B&R delivers. This three-phase synchronous servo motor is designed for applications where compact size, reduced weight, and excellent controllability are critical. With a nominal torque of 17.4 Nm and a nominal speed of 3000 rpm, it provides the power and agility needed for demanding automation tasks.

As part of B&R's 8LSC series, this motor features permanent-magnet, electronically commutated technology. It offers a large overload capacity and optimized torque rippling for smooth, precise motion. Whether you are upgrading an existing system or designing a new one, the 8LSC54.ee030ffgg-4 is engineered to meet your performance goals.

Key Features and Technical Specifications

The 8LSC54.ee030ffgg-4 is built to deliver high performance in a compact footprint. Here are the essential specifications:

• Nominal torque: 17.4 Nm
• Nominal speed: 3000 rpm
• Maximum torque: 45.0 Nm
• Maximum speed: 5000 rpm
• Stall torque: 21.5 Nm
• Stall current: 13.1 A
• Nominal current: 10.6 A
• Torque constant: 1.63 Nm/A
• Voltage constant: 98.44 V/1000 rpm
• Moment of inertia: 9.8 kg·cm²
• Mass (without brake): 12.40 kg

These figures highlight the motor's ability to handle high dynamic loads while maintaining precise control. The 8LSC54.ee030ffgg-4 also offers an optional single-cable hybrid solution, simplifying installation and reducing wiring complexity.

Applications and Use Cases

In packaging, printing, and material handling, the 8LSC54.ee030ffgg-4 excels where rapid acceleration and deceleration are routine. Its high overload capacity ensures it can handle peak demands without sacrificing accuracy. For example, in a high-speed labeling machine, the motor's 45.0 Nm maximum torque allows quick indexing between products, while the 5000 rpm maximum speed supports fast cycle times.

Additionally, the motor's compact design and reduced weight make it ideal for robotic arms and gantry systems where space is limited. The externally fan-cooled design (IC4A0A6) ensures consistent performance even in continuous operation, meeting EN 60034-1 S1 duty.

Installation and Setup

Mounting the 8LSC54.ee030ffgg-4 is straightforward with its IM 3001 horizontal or IM 3011/3031 configurations. The flange complies with DIN 42948 Form A, and the shaft end meets DIN 748 Form E, ensuring compatibility with standard couplings and pulleys. For wiring, the motor supports a single-cable hybrid solution, which combines power and feedback in one cable—reducing installation time and potential connection errors.

When integrating with a servo drive, B&R recommends the ACOPOS 017X series. This pairing ensures optimal tuning and performance. Always follow the manufacturer's manual for detailed wiring and commissioning steps.

Maintenance and Reliability

Reliability is a cornerstone of the 8LSC54.ee030ffgg-4. The motor features insulation class F (IEC 60085) and thermal protection via KTY83-110 or AM-PTC1000 sensors, with a maximum winding temperature of 155°C. This robust design extends service life and reduces unplanned downtime.

Routine maintenance is minimal, but periodic inspection of the fan and cooling paths is recommended. The externally fan-cooled design uses a 24 VDC fan (IP68/IP65) that is easily accessible. Bearing life follows DIN ISO 281, and the motor's vibration severity is rated A1 per EN 60034-14, ensuring smooth operation over time.

Compatibility and Integration

The 8LSC54.ee030ffgg-4 integrates seamlessly with B&R's ACOPOS servo drives, particularly the 017X series. It supports resolver (R0/R2) or EnDat feedback systems, including safety-related variants for functional safety. The motor also offers a single-cable hybrid solution, which simplifies cabling and reduces the risk of signal interference.

For existing systems, this motor can replace older models in the 8LSC family, provided the mounting and electrical specifications match. Always verify compatibility with your current drive and cabling before ordering.

Common Questions About the 8LSC54.ee030ffgg-4

Q: What is the nominal torque of the 8LSC54.ee030ffgg-4?

A: The nominal torque is 17.4 Nm, with a maximum torque of 45.0 Nm for peak loads.

Q: What feedback options are available?

A: The motor supports resolver or EnDat feedback, including safety-related variants for functional safety.

Q: Can the 8LSC54.ee030ffgg-4 be used with a single cable?

A: Yes, a single-cable hybrid solution is available, combining power and feedback in one cable for easier installation.

Q: What is the maximum speed?

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

Product Support and Availability

The 8LSC54.ee030ffgg-4 is available through Petro Auto Tech, a trusted industrial automation parts supplier. We stock genuine B&R components and can assist with technical questions. Please verify current lifecycle status and availability with Petro Auto Tech before ordering.