SIEMENS 6SL3720-1TE28-5AB3 SINAMICS S120 Booksize Cabinet Kit Single Motor Module 46kW 85A Heavy Duty Power Stage

The SIEMENS 6SL3720-1TE28-5AB3 SINAMICS S120 Booksize Cabinet Kit Single Motor Module is a robust, high-performance drive solution designed for demanding industrial applications. This module boasts a 46kW power output and an 85A current rating in its Heavy Duty power stage, ensuring exceptional reliability and efficiency for single-motor setups. Its booksize cabinet format signifies a compact and space-saving design, ideal for integration into existing or new control cabinets. Key advantages include its advanced control capabilities, superior thermal management, and seamless integration within the broader Siemens automation ecosystem, making it a preferred choice for complex machinery and processes requiring precise motion control and high torque.

Product Specifications

| Parameter                     | Value                                                                      |

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

| Product Number                | 6SL3720-1TE28-5AB3                                                         |

| Product Family                | SINAMICS S120                                                              |

| Module Type                   | Booksize Cabinet Kit Single Motor Module                                   |

| Rated Power                   | 46 kW                                                                      |

| Rated Current (Heavy Duty)    | 85 A                                                                       |

| Voltage Range                 | Not explicitly specified in initial search results, but typical for S120   |

| Cooling                       | Integrated cooling, often liquid or forced air depending on configuration |

| Protection Class              | IP20 (typical for cabinet modules)                                         |

| Communication Interfaces      | Profinet, Profibus (configurable)                                          |

| Control Modes                 | Vector Control, Servo Control                                              |

| Dimensions (approximate)      | Booksize format, designed for cabinet mounting                             |

| Ambient Temperature Operating | Typically 0-50°C (derating may apply)                                        |

Core Features & Market Positioning

The SIEMENS 6SL3720-1TE28-5AB3 stands out in the industrial automation market due to its powerful yet compact booksize design, offering significant space savings within control cabinets without compromising performance. Its Heavy Duty rating ensures it can handle demanding applications with high torque requirements and frequent load changes, differentiating it from standard modules. The integration with the SINAMICS S120 platform provides access to advanced features like the Control Unit's integrated safety functions and precise motion control algorithms. This positions the module as a premium solution for applications demanding high dynamic response, accuracy, and operational reliability, aligning it with industries seeking best-in-class drive technology.

Key Application Scenarios

This SINAMICS S120 module is exceptionally well-suited for a wide array of industrial applications where precise and powerful motor control is paramount. It finds extensive use in material handling systems, such as conveyor belts and automated storage and retrieval systems, where robust torque and accurate positioning are critical. Manufacturing automation, including CNC machines, injection molding machines, and robotics, benefits from its high dynamic performance and servo control capabilities, enabling faster cycle times and improved product quality. Furthermore, the 46kW power stage makes it ideal for demanding tasks in the printing industry, textile machinery, and packaging lines, where consistent speed and torque under varying loads are essential for efficient operation.

Practical System Integration Guidance

Integrating the SIEMENS 6SL3720-1TE28-5AB3 into a control system involves careful consideration of power, control, and communication connections. Power connections require adherence to the specified voltage and current ratings, ensuring proper grounding for safety and optimal performance. The module connects to a SINAMICS S120 Control Unit, which manages the drive's operational parameters and communication. For communication, standard interfaces like PROFINET or PROFIBUS are typically used to integrate the drive into a PLC network, requiring appropriate cabling and network configuration within the TIA Portal or STARTER software. Proper heatsink and ventilation within the cabinet are crucial for maintaining optimal operating temperatures, especially given its 46kW power output, to prevent thermal derating and ensure longevity.

Operation and Risk Mitigation

Safe and efficient operation of the SIEMENS 6SL3720-1TE28-5AB3 is facilitated by its integrated safety features and comprehensive diagnostics. Familiarizing operators with the drive's parameter settings through Siemens engineering software, such as STARTER, is essential for correct configuration and operation. Risk mitigation involves ensuring all electrical connections are secure and properly insulated, and that the cabinet environment meets the required IP rating and temperature specifications. Critical fault codes, often detailed in the SINAMICS S120 system manual, should be understood to enable rapid troubleshooting and minimize downtime. Common issues can relate to motor feedback, overcurrent, or thermal overload, all of which have specific diagnostic routines available through the control unit.

Scalability & Long-Term Value

The SINAMICS S120 platform, including the 6SL3720-1TE28-5AB3 module, offers significant scalability and long-term value by seamlessly integrating with other Siemens automation components and embracing Industry 4.0 principles. Its modular design allows for expansion and adaptation to changing production needs, whether by adding more drives or upgrading control units. Compatibility with existing Siemens PLC systems (e.g., SIMATIC S7) and HMIs ensures a cohesive and future-proof automation architecture. Furthermore, the drive's ability to communicate via industrial Ethernet protocols facilitates its integration into Industrial Internet of Things (IIoT) architectures, enabling advanced data analytics, predictive maintenance, and remote monitoring, thereby maximizing its return on investment over its operational lifespan.

Frequently Asked Questions (FAQs)

1. What is the primary application for the SIEMENS 6SL3720-1TE28-5AB3?

This module is designed for heavy-duty industrial applications requiring precise motor control.

It excels in areas needing high torque and dynamic performance, such as automation and material handling.

Its 46kW rating suits demanding tasks in manufacturing, printing, and packaging machinery.

2. Can the 6SL3720-1TE28-5AB3 be used for single-phase or three-phase motors?

This drive is engineered for three-phase AC motors.

It provides robust power and control for demanding industrial motor applications.

Ensure your motor specifications align with the 46kW and 85A heavy-duty rating of the module.

3. What are the typical communication protocols supported by this SINAMICS S120 module?

The module primarily supports industrial Ethernet protocols like PROFINET.

It also offers compatibility with serial fieldbuses such as PROFIBUS DP.

These protocols enable seamless integration into wider automation networks and PLC systems.

4. How does the "Booksize Cabinet Kit" design benefit system integrators?

The booksize format allows for a highly compact and space-efficient installation.

This design is ideal for integrating into standard or custom control cabinets with limited space.

It simplifies panel building and reduces overall system footprint.

5. What is the power and current rating of the SIEMENS 6SL3720-1TE28-5AB3?

The module delivers a rated power of 46 kilowatts.

It is capable of handling a continuous current of 85 amperes in its heavy-duty mode.

This robust rating ensures reliable operation under demanding load conditions.

6. What type of control modes does the SINAMICS S120 S120 Booksize Cabinet Kit offer?

It supports advanced control modes such as precise vector control.

Servo control functionalities are also available for high-dynamic applications.

These modes ensure optimized performance and accuracy for various motor tasks.

7. What safety features are integrated into this drive module?

The SINAMICS S120 platform typically includes integrated safety functions.

These can encompass safe torque off (STO) and other safety-related extensions.

Always consult the specific control unit's documentation for detailed safety capabilities.

8. How is thermal management handled for the 46kW power stage?

The booksize cabinet kit is designed with integrated cooling solutions.

This often involves forced air or liquid cooling systems for effective heat dissipation.

Proper ventilation within the control cabinet is crucial for optimal thermal performance.

9. Can this module be easily integrated with Siemens SIMATIC PLCs?

Yes, the SINAMICS S120 series is designed for seamless integration with SIMATIC PLCs.

Communication is typically established via PROFINET or PROFIBUS interfaces.

Siemens' TIA Portal software provides comprehensive tools for this integration.

10. What is the significance of the "Heavy Duty" rating for this power stage?

The Heavy Duty rating signifies its capability to handle higher peak torques and overloads.

It is suitable for applications with frequent, significant load variations or starting torque demands.

This rating ensures enhanced reliability and longevity in challenging operational environments.