SIEMENS 6SL3720-1TE36-1AA3 SINAMICS S120 Single Motor Module with CIM for CU320-2 315kW 605A Performance Drive 400V

The SIEMENS 6SL3720-1TE36-1AA3 SINAMICS S120 Single Motor Module stands as a robust and high-performance drive solution for demanding industrial applications. This 315kW, 605A drive operates at 400V and integrates a Control Interface Module (CIM) for seamless communication with a CU320-2 control unit. Key advantages include its exceptional power density, advanced control capabilities, and robust construction designed for reliable operation in harsh environments. The module's inherent flexibility allows for precise motion control across a wide spectrum of industrial machinery, from material handling to complex manufacturing processes.

Product Specifications

| Parameter               | Value                                     |

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

| Product Number          | 6SL3720-1TE36-1AA3                        |

| Drive System            | SINAMICS S120                             |

| Module Type             | Single Motor Module with CIM              |

| Rated Power (kW)        | 315                                       |

| Rated Current (A)       | 605                                       |

| Operating Voltage (V)   | 400                                       |

| Control Unit Interface  | CU320-2 compatible                        |

| Protection Class        | IP20 (typically, check datasheet for specifics) |

| Dimensions (H x W x D)  | Varies by frame size, consult datasheet |

| Cooling                 | Integrated forced ventilation             |

Core Features & Market Positioning

The SINAMICS S120 platform, to which this module belongs, is renowned for its advanced vector control and servo control capabilities, enabling highly dynamic and precise motion. The integration of the CIM streamlines connectivity and simplifies system design, positioning the 6SL3720-1TE36-1AA3 as a versatile solution for applications requiring sophisticated motor control. Siemens' commitment to quality and reliability is evident in the robust design, making it a preferred choice in industries where uptime and performance are critical. Its ability to handle high power demands while maintaining precise control differentiates it from many competitors in the performance drive market.

Key Application Scenarios

This drive module is ideally suited for demanding applications such as heavy-duty conveyors, extruders, metal forming machinery, and complex machine tools where precise speed and torque control are paramount. Its high power output and current rating make it suitable for applications requiring significant motor torque, such as in the processing of plastics, metals, and pulp and paper. The SINAMICS S120 series is widely adopted in the automotive industry, packaging sector, and general manufacturing for its ability to enhance productivity and reduce energy consumption through intelligent control strategies.

Practical System Integration Guidance

Integrating the SIEMENS 6SL3720-1TE36-1AA3 requires careful attention to power supply, motor connection, and control unit pairing. Proper grounding and shielding are essential to prevent electrical noise and ensure optimal performance. Configuration typically involves using Siemens' STARTER commissioning software, which facilitates parameterization, diagnostics, and firmware updates for the drive and its connected control unit. Ensuring the motor is correctly rated for the drive's output and that all safety interlocks are properly wired is critical for safe and efficient operation.

Operation and Risk Mitigation

Safe operation of the SINAMICS S120 drive necessitates adherence to all electrical codes and safety regulations. Comprehensive risk assessments should be conducted before commissioning, and all personnel must be adequately trained on the equipment's operation and safety features. Common troubleshooting may involve checking fault codes displayed on the control unit or diagnostic tools, which can pinpoint issues related to overcurrent, undervoltage, or motor faults. Regular maintenance, including checking cooling fan operation and inspecting electrical connections, can prevent potential failures and extend the module's lifespan.

Scalability & Long-Term Value

The SINAMICS S120 platform offers significant scalability, allowing for expansion and integration into larger automation systems. Its compatibility with various Siemens automation products, including PLCs from the SIMATIC S7 range, ensures seamless integration into existing or future plant-wide control architectures. The drive's support for advanced communication protocols enables its incorporation into Industrial Internet of Things (IIoT) solutions, facilitating data exchange for predictive maintenance and process optimization. This long-term value is further enhanced by Siemens' commitment to firmware updates and ongoing support for their product lines.

FAQs

What is the primary function of the SIEMENS 6SL3720-1TE36-1AA3?

This module acts as a high-power motor drive for industrial applications. It controls the speed and torque of a single motor.

It enables precise motion control, crucial for automation and complex machinery. The integrated CIM facilitates communication with control units for advanced functions.

It offers a robust solution for demanding tasks, maximizing operational efficiency and reliability in various industrial settings.

What are the key technical specifications of this SINAMICS S120 drive?

The drive has a rated power of 315kW and a continuous current rating of 605A. It operates on a 400V power supply.

It is designed for a single motor and is compatible with the CU320-2 control unit via its integrated CIM. This ensures seamless integration into Siemens automation ecosystems.

Key specifications also include its robust construction for industrial environments and advanced control algorithms for precise motor management.

What types of industrial applications is the 6SL3720-1TE36-1AA3 best suited for?

This drive excels in applications requiring high torque and precise speed control, such as heavy machinery, extruders, and manufacturing lines. It is ideal for material processing industries like plastics and metals.

Its high power capacity makes it suitable for demanding continuous operation in sectors like pulp and paper, and large-scale automation projects. It can manage dynamic loads effectively.

Common uses include large conveyor systems, press drives, and textile machinery where consistent and controlled motor performance is essential for product quality and throughput.

How is the SINAMICS S120 module commissioned and configured?

Commissioning is typically performed using Siemens' STARTER software for parameter setup. This software guides users through motor data entry and control mode selection.

Proper wiring of power, motor, and control signals to the module and CU320-2 is critical. Safety functions and network communication parameters are also configured during this stage.

After initial setup, functional tests and fine-tuning of control parameters are performed to optimize performance for the specific application. Diagnostics are readily available.

What are common troubleshooting steps for this Siemens drive?

Check error codes displayed on the CU320-2 control unit or via connected diagnostic tools. These codes provide initial clues to the fault.

Verify power supply stability, motor connections, and internal cooling fan operation. Ensure all parameter settings are correct and align with motor and application requirements.

Consult the SINAMICS S120 system manual for detailed explanations of fault codes and guided troubleshooting procedures. Siemens support can also provide assistance.

Can this drive be integrated into existing automation systems?

Yes, the SINAMICS S120 series is designed for integration into various automation architectures. It supports common industrial fieldbuses for communication.

It works seamlessly with Siemens SIMATIC PLCs and other automation components, enabling centralized control and monitoring of plant operations. This ensures interoperability.

The drive's flexibility allows it to be part of both new installations and upgrades to existing systems, offering a scalable solution for evolving industrial needs.

What are the safety considerations when operating this module?

Adhere strictly to local electrical safety standards and plant-specific safety procedures. Ensure all protective measures are in place and functional.

Proper grounding, emergency stop circuits, and safe torque-off functions must be implemented. Only qualified personnel should perform installation, maintenance, and repair.

Regular safety training for operators and maintenance staff is crucial. Familiarize yourself with the drive's safety features and operational limits to prevent hazards.

How does the CIM (Control Interface Module) benefit this drive?

The CIM provides the essential interface between the motor module and the CU320-2 control unit. It ensures data exchange for control commands and feedback.

It simplifies wiring and reduces the complexity of system integration by consolidating communication pathways. This streamlines the overall setup.

The CIM allows for flexible configuration of communication protocols, enabling seamless integration into various automation networks and host systems.

What is the power and current rating significance of this module?

The 315kW power rating indicates its capability to drive large, high-demand industrial motors. It's suited for heavy-duty applications.

A 605A current rating signifies its ability to supply substantial current to the motor, essential for applications requiring high starting torque or continuous high load operation.

These ratings ensure the module can handle the substantial energy requirements of industrial machinery, providing reliable performance under peak loads.

What is the long-term value and scalability of the SINAMICS S120 platform?

The platform supports system expansion and upgrades, allowing it to grow with production needs. It offers a future-proof automation investment.

Integration with IIoT and digital solutions enables advanced analytics, predictive maintenance, and process optimization, enhancing operational efficiency over time.

Siemens' continued support and firmware updates ensure the drive remains compatible with evolving technologies and standards, maximizing its lifecycle value.