SIEMENS 6SL3721-1TE41-1BE0 SINAMICS S120 Cabinet Modules 2 Single Motor Module 560kW 1075A Heavy Duty Stage IP20

The SIEMENS 6SL3721-1TE41-1BE0 SINAMICS S120 Cabinet Module stands as a robust solution for demanding industrial applications, offering a 560kW power output and a substantial 1075A continuous current rating. Designed for heavy-duty operation with an IP20 protection rating, this single motor module is engineered for superior performance, efficiency, and reliability in critical drive systems. Its advanced technology ensures precise motor control, high torque density, and seamless integration into complex automation environments, making it a cornerstone for modern manufacturing and process industries.

Product Specifications

| Parameter                    | Value                                    |

| :--------------------------- | :--------------------------------------- |

| Product Number               | 6SL3721-1TE41-1BE0                       |

| Series                       | SINAMICS S120 Cabinet Modules 2          |

| Type                         | Single Motor Module                      |

| Power Output                 | 560 kW                                   |

| Continuous Current Rating    | 1075 A                                   |

| Voltage Range                | 400V / 480V                              |

| Protection Rating            | IP20                                     |

| Duty Cycle                   | Heavy Duty                               |

| Control Options              | Vector Control, Servo Control            |

| Communication Interfaces     | PROFINET, PROFIBUS                       |

| Cooling Method               | Air Cooling                              |

Core Features & Market Positioning

The SINAMICS S120 platform, and specifically the 6SL3721-1TE41-1BE0, is distinguished by its high performance and flexibility, positioning it as a premium choice for applications demanding precision and power. Its ability to deliver high torque at low speeds, coupled with advanced control algorithms, enables optimal performance in dynamic and load-intensive operations. The integration of safety functions is a key differentiator, offering enhanced operational security and compliance with stringent industrial standards. This module is built for demanding environments, providing a reliable foundation for complex machine building and process automation, setting it apart from standard drive solutions.

Key Application Scenarios

This SIEMENS SINAMICS S120 cabinet module excels in applications requiring high power and precise control, such as large industrial fans, pumps, extruders, and heavy-duty conveyors. It is ideally suited for the manufacturing sector, including metal processing, plastics production, and material handling systems where consistent torque and dynamic response are paramount. Furthermore, its robust design and advanced features make it a reliable component in complex process industries like mining, oil and gas, and water treatment, where operational uptime and efficiency are critical.

Practical System Integration Guidance

Integrating the SIEMENS 6SL3721-1TE41-1BE0 requires careful planning regarding power supply, motor compatibility, and control network setup. For optimal performance, ensure the connected motor is rated appropriately for the module's output capabilities and the application's load profile. Commissioning typically involves configuring parameters through SIMATIC S7 or TIA Portal software, including motor data, control modes, and safety settings. Proper grounding and shielding of motor cables are essential to mitigate electromagnetic interference and ensure system stability.

Operation and Risk Mitigation

Safe operation of the SINAMICS S120 Cabinet Module 6SL3721-1TE41-1BE0 hinges on adherence to installation guidelines and operational procedures outlined in the technical documentation. Key risks include electrical hazards due to high voltages, so lockout/tagout procedures must be strictly followed during maintenance. Overload conditions can be mitigated by correct parameterization of motor protection functions and ensuring adequate cooling. Common fault codes relate to overcurrent, overvoltage, or thermal issues, often resolvable through parameter adjustments or by addressing underlying mechanical or electrical problems.

Scalability & Long-Term Value

The SINAMICS S120 platform offers significant scalability, allowing for expansion and integration into larger automation systems. Its modular design facilitates upgrades and the addition of further drives or control units, ensuring adaptability to evolving production needs. Compatibility with industry-standard communication protocols like PROFINET and PROFIBUS ensures seamless integration with other Siemens automation components and third-party devices, supporting long-term investment protection. The module's robust construction and Siemens' commitment to product longevity contribute to its high long-term value in industrial environments.

Frequently Asked Questions

What is the primary function of the SIEMENS 6SL3721-1TE41-1BE0?

This drive module controls electric motors in industrial settings. It provides precise speed and torque regulation for heavy-duty applications.

It is a core component within the SINAMICS S120 family of drives. It enables advanced motor control with high power density.

The module ensures reliable operation and efficiency for demanding machinery like extruders or large pumps. It offers significant power at 560kW.

How do I connect a motor to the 6SL3721-1TE41-1BE0?

Ensure proper motor cable sizing and type for high current loads. Follow terminal connection diagrams precisely to avoid errors.

Proper grounding and shielding are critical to prevent electrical noise and ensure signal integrity. Consult the manual for specific wiring requirements.

Connect the motor phases to the designated outputs on the module. Verify all connections are secure before powering up the system.

What are the typical applications for the SINAMICS S120 Cabinet Module 2?

Heavy industrial machinery such as large pumps and fans are common uses. It's ideal for applications needing high torque and precise speed control.

This module is frequently deployed in manufacturing processes like metal stamping and plastic extrusion. It supports dynamic loads and continuous operation.

It is also found in material handling systems and large conveyor belts within logistics and heavy industry. Its robustness ensures uptime.

What is the voltage rating of the 6SL3721-1TE41-1BE0?

The module is designed for standard industrial voltage ranges, typically 400V or 480V. Always verify the specific voltage in the product documentation.

This rating indicates its suitability for medium-voltage industrial power grids. Proper supply connection is crucial for safe operation.

Ensure your site's power supply matches the module's specified voltage for optimal performance and longevity. Check local electrical codes.

What communication protocols does this SINAMICS S120 module support?

The module supports key industrial Ethernet protocols like PROFINET. It also offers compatibility with PROFIBUS DP for flexible networking.

These protocols allow for seamless integration into Siemens automation systems. They enable real-time data exchange for monitoring and control.

You can easily connect this module to PLCs and HMI devices for comprehensive system management. This ensures efficient industrial automation.

What is the IP rating of the 6SL3721-1TE41-1BE0?

The module has an IP20 protection rating. This means it offers protection against solid objects larger than 12.5mm.

IP20 protection implies it is intended for indoor use within a control cabinet. It is not designed for exposure to liquids or dust.

Ensure the cabinet housing this module is properly sealed and ventilated to maintain environmental control. This safeguards against contamination.

Can this module be used for servo applications?

Yes, the SINAMICS S120 platform is highly capable for servo control. It offers precise positioning and dynamic response.

This module can be configured for closed-loop servo operation with appropriate feedback devices. It enables advanced motion control tasks.

Its advanced control algorithms make it suitable for high-performance servo drives requiring exact movements and speed accuracy. Optimize parameters for servo performance.

What safety features are integrated into the 6SL3721-1TE41-1BE0?

This module typically supports integrated safety functions, such as Safe Torque Off (STO). These features enhance operational safety significantly.

These safety functions comply with relevant international safety standards. They help in reducing risks during hazardous situations.

Proper implementation of safety functions requires careful parameterization and wiring according to safety guidelines. This ensures critical safety levels are met.

How do I perform basic troubleshooting for this drive?

Check error codes displayed on the drive or in the diagnostic logs via the commissioning software. Common issues include overcurrent or thermal alerts.

Verify power supply stability and motor connections for any signs of damage or loose wiring. Ensure the cooling system is functioning correctly.

Consult the specific product manual for detailed troubleshooting steps and recommended solutions for various fault codes. Resetting parameters may sometimes resolve minor glitches.

What is the power output and continuous current rating of this module?

The 6SL3721-1TE41-1BE0 offers a substantial 560kW power output. This allows it to drive very large industrial machinery.

It is capable of delivering a continuous current of 1075A. This ensures stable operation under heavy and sustained load conditions.

This high current rating makes it suitable for applications demanding significant motor torque and power delivery. It is designed for heavy-duty performance.