8LSC56.ee022ffgg-4 | B&R 30.2 Nm Servo Motor

8LSC56.ee022ffgg-4 Overview: A High-Performance Servo Motor

When your application demands precise positioning and dynamic response, the 8LSC56.ee022ffgg-4 from B&R delivers. This three-phase synchronous servo motor is engineered for excellent dynamic characteristics, compact size, and reduced weight. It is part of the 8LSC series, known for permanent-magnet, electronically commutated design. With a nominal torque of 30.2 Nm and a nominal speed of 2200 rpm, this motor handles demanding tasks efficiently. Its large overload capacity ensures reliable performance even under peak loads.

For engineers evaluating motion control components, the 8LSC56.ee022ffgg-4 offers a compelling combination of power and precision. The motor's maximum torque reaches 75.0 Nm, providing ample headroom for sudden load changes. Additionally, the motor supports a single-cable (hybrid) solution option, simplifying wiring and reducing installation time. This feature is particularly valuable in applications where space is limited or where minimizing cabling complexity is a priority.

Key Features and Technical Specifications

The 8LSC56.ee022ffgg-4 is packed with features that enhance performance and reliability. Below are the critical electrical and mechanical parameters:

• Nominal speed: 2200 rpm
• Nominal torque: 30.2 Nm
• Nominal power: 6948 W
• Nominal current: 13.6 A
• Stall torque: 32.5 Nm
• Stall current: 14.7 A
• Maximum torque: 75.0 Nm
• Maximum current: 47.5 A
• Maximum speed: 5000 rpm
• Torque constant (K_T): 2.22 Nm/A
• Voltage constant (K_E): 134.04 V/1000 rpm
• Stator resistance (R_2ph): 0.743 Ω
• Stator inductance (L_2ph): 10.3 mH
• Electrical time constant: 13.8 ms
• Thermal time constant: 43 min
• Moment of inertia: 17.9 kg·cm²
• Mass (without brake): 16.50 kg

One standout feature is the motor's high overload capacity. With a maximum torque of 75.0 Nm, it can handle short-term peak loads without sacrificing stability. This makes the 8LSC56.ee022ffgg-4 ideal for applications with intermittent heavy loads, such as indexing or stamping processes.

Applications and Use Cases

The 8LSC56.ee022ffgg-4 is well-suited for a wide range of industrial applications. Its compact design and high power density make it a preferred choice for packaging machinery, material handling, and robotics. The motor's excellent dynamic characteristics ensure precise positioning, which is critical in CNC machining and assembly lines. Furthermore, the optional single-cable solution reduces wiring complexity, making it easier to integrate into existing systems.

For example, in a high-speed labeling machine, the motor's rapid acceleration and deceleration capabilities minimize cycle times. Its robust construction also ensures long-term reliability, reducing downtime and maintenance costs. Whether you are upgrading an existing line or designing a new system, the 8LSC56.ee022ffgg-4 offers the performance you need.

Installation and Setup

Proper installation is key to maximizing the motor's performance. The 8LSC56.ee022ffgg-4 features a flange mounting per DIN 42948 Form A and a shaft end per DIN 748 Form E, ensuring compatibility with standard mechanical interfaces. The motor is externally fan-cooled (IC4A0A6), so ensure adequate airflow around the fan for optimal cooling. The motor operates in temperatures from -15°C to +40°C (up to +55°C with derating).

When wiring, use the recommended cable cross-section of 1.5 mm². The motor includes built-in plug-in connectors for feedback and power, simplifying connections. For safety, follow the manufacturer's manual for electrical connections and grounding. Always verify that the servo drive (recommended ACOPOS 024X) is correctly configured to match the motor's parameters.

Maintenance and Reliability

Routine maintenance is straightforward for the 8LSC56.ee022ffgg-4. The motor is designed for long service life, with bearing life per DIN ISO 281. The insulation class is F (IEC 60085), and the motor meets IP64 protection (EN 60034-5), with the fan rated IP20. For applications in harsh environments, an optional oil seal (DIN 3760) can upgrade protection to IP65.

Regularly inspect the fan and cooling fins for dust accumulation, as overheating can reduce motor life. The motor includes thermal protection (KTY83-110 / AM-PTC1000) to prevent damage from excessive winding temperatures. With proper care, the 8LSC56.ee022ffgg-4 provides reliable operation over many years, offering excellent return on investment.

Compatibility and Integration

The 8LSC56.ee022ffgg-4 is designed to work seamlessly with B&R ACOPOS servo drives, specifically the recommended 024X model. This pairing ensures optimal performance and simplifies commissioning. The motor supports both resolver and EnDat feedback systems, including safety-related variants, allowing integration into safety-critical applications. The single-cable (hybrid) solution reduces cabling and connector complexity, making installation faster and more reliable.

When integrating the motor into your system, ensure that the drive firmware and motor parameters are correctly matched. B&R provides comprehensive documentation and tools to streamline setup. For existing systems, the 8LSC56.ee022ffgg-4 can often replace older motors with minimal modifications, thanks to its standard mounting dimensions and connector types.

Buyer's Guide: Evaluating the 8LSC56.ee022ffgg-4

When considering this motor for your application, focus on the key specifications that matter most. The nominal torque of 30.2 Nm and maximum torque of 75.0 Nm indicate strong overload capability. The nominal speed of 2200 rpm is suitable for many industrial processes, while the maximum speed of 5000 rpm offers flexibility for high-speed operations. The torque constant of 2.22 Nm/A ensures efficient torque generation per amp of current.

Also, consider the motor's mass of 16.50 kg, which affects system inertia and mounting requirements. The moment of inertia of 17.9 kg·cm² is important for dynamic response calculations. With a thermal time constant of 43 minutes, the motor can handle sustained loads without overheating. These parameters help you assess whether the motor meets your specific performance needs.

Frequently Asked Questions

Q: What is the nominal torque of the 8LSC56.ee022ffgg-4?

A: The nominal torque is 30.2 Nm, with a maximum torque of 75.0 Nm for peak loads.

Q: What feedback options are available for this motor?

A: The motor supports resolver or EnDat feedback, including safety-related variants, and offers a single-cable hybrid solution.

Q: What is the recommended servo drive for this motor?

A: The recommended servo drive is the B&R ACOPOS 024X, which ensures optimal performance and easy integration.

Q: What are the environmental limits for operation?

A: The motor operates in -15°C to +40°C (up to +55°C with derating) and can be used at elevations up to 2000 m.

Product Support and Availability

The 8LSC56.ee022ffgg-4 is available from Petro Auto Tech, a trusted industrial automation parts supplier. We offer competitive pricing and fast shipping to keep your operations running. Contact our team for availability and lead times, and we will help you secure this high-performance servo motor for your application.