Siemens 6SL3210-1KE23-2UF1 G120 Frequency Drive Meeting Safety Standards 31A 15kW

The Siemens 6SL3210-1KE23-2UF1, a SINAMICS G120 variable frequency drive, delivers robust performance for demanding industrial applications, boasting a 31A current rating and a powerful 15kW motor output. This drive excels in precise speed control and energy efficiency, meeting stringent safety standards crucial for modern manufacturing environments. Its modular design and advanced technological features make it a compelling choice for integrators and end-users seeking reliability and adaptability in motion control solutions.

Product Specifications

| Parameter             | Value                                  |

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

| Manufacturer          | Siemens                                |

| Product Series        | SINAMICS G120                          |

| Part Number           | 6SL3210-1KE23-2UF1                     |

| Power Rating          | 15 kW                                  |

| Current Rating        | 31 A                                   |

| Input Voltage         | 380-480 V, 3 Phase                       |

| Output Voltage        | 400 V                                  |

| Protection Class      | IP20                                   |

| Control Type          | Vector Control, V/f Control            |

| Communication Ports   | PROFIBUS DP, PROFINET IO (optional)    |

| Safety Integrated     | Yes (STO - Safe Torque Off)            |

| Ambient Temperature   | -20 °C to +50 °C                       |

| Dimensions (H x W x D)| (Specific dimensions not in snippet)   |

Core Features & Market Positioning

The Siemens 6SL3210-1KE23-2UF1 is positioned as a high-performance, safety-integrated drive solution. Its core strength lies in the advanced SINAMICS G120 platform, offering superior control accuracy and flexibility. The integrated Safety Integrated function, specifically Safe Torque Off (STO), is a critical differentiator, simplifying machine safety integration and reducing the need for external safety components. This drive is engineered for applications demanding precise motor control, energy savings, and robust operational reliability, making it a competitive option against other leading industrial automation manufacturers.

Key Application Scenarios

This Siemens G120 frequency drive is ideally suited for a wide array of industrial applications. Its robust 15kW power output and 31A current handling make it a prime candidate for controlling pumps, fans, compressors, and material handling systems in sectors such as manufacturing, water treatment, and building automation. The drive's ability to deliver precise speed control and torque regulation is essential for processes requiring consistent performance, like in conveyor systems, extruders, and automated assembly lines. Furthermore, its compliance with safety standards facilitates its use in machinery where personnel safety is paramount.

Practical System Integration Guidance

Integrating the Siemens 6SL3210-1KE23-2UF1 into existing or new control systems is streamlined due to its modular architecture and well-defined interfaces. For installation, ensure proper ventilation and adherence to electrical codes, considering the IP20 protection rating. The drive supports various communication protocols, including PROFIBUS DP and PROFINET IO (with optional modules), enabling seamless integration with Siemens PLCs and other automation devices. The STO function requires specific wiring to the safety terminals; consult the detailed manual for correct loop-back and enable signal connections to ensure proper safety functionality.

Operation and Risk Mitigation

Operating the Siemens 6SL3210-1KE23-2UF1 requires familiarity with its parameter settings, accessible via the CU (Control Unit) interface or TIA Portal software. Key operational parameters include acceleration/deceleration ramps, motor data, and control modes (V/f or vector control). To mitigate risks, always ensure the drive is correctly commissioned with accurate motor parameters to prevent overload or underperformance. Common fault codes, such as F0001 (Overcurrent) or F0002 (Overvoltage), typically indicate issues with motor load, cabling, or line supply. Adhering to the STO wiring and testing procedures is crucial for safety, preventing unintended motor starts.

Scalability & Long-Term Value

The Siemens SINAMICS G120 platform, including the 6SL3210-1KE23-2UF1, offers significant scalability and long-term value. Its modular design allows for easy upgrades or modifications by swapping Control Units (CUs) or Interface Modules (IMs) to adapt to evolving application requirements or communication standards. This drive is designed for integration within the broader Siemens Industrial Internet of Things (IIoT) ecosystem, enabling advanced diagnostics, predictive maintenance, and remote monitoring capabilities through platforms like MindSphere. Compatibility with existing Siemens automation infrastructure ensures a cohesive and future-proof automation solution.

Frequently Asked Questions

What is the primary function of the Siemens 6SL3210-1KE23-2UF1?

This drive controls motor speed and torque. It provides precise motion control for industrial machinery.

It is designed for energy efficiency and operational reliability. The drive meets safety standards for industrial use.

The 6SL3210-1KE23-2UF1 is a 15kW variable frequency drive. It handles up to 31A of current.

How does the Safety Integrated feature work on this drive?

Safety Integrated provides STO (Safe Torque Off). This function electronically disconnects motor power.

It prevents unexpected starts, enhancing personnel safety. The STO function is a critical safety mechanism.

Proper wiring of the STO terminals is essential for its operation. Consult the manual for correct implementation.

What types of motors can be controlled by the 6SL3210-1KE23-2UF1?

This drive is suitable for standard three-phase AC induction motors. It supports various motor types.

It can operate motors in V/f or vector control modes. Accurate motor parameterization is key for optimal performance.

The drive's 15kW rating dictates the maximum motor size it can handle. Ensure motor specifications match the drive's capabilities.

What are the typical installation requirements for this drive?

Install the drive in a clean, dry environment with adequate ventilation. Ensure ambient temperature is within limits.

Follow all local electrical codes and safety regulations during installation. Proper grounding is also critical.

Mount the drive vertically to facilitate heat dissipation. Avoid direct sunlight or sources of excessive heat.

How do I perform basic parameter setup for the 6SL3210-1KE23-2UF1?

Basic setup involves configuring motor data and control parameters. Use the drive's control panel or TIA Portal software.

Parameters like acceleration/deceleration ramps are crucial for smooth operation. Set these according to your application needs.

Refer to the Siemens SINAMICS G120 manual for a complete list of parameters. Incorrect settings can lead to faults.

What communication options are available for this SINAMICS G120 drive?

The drive supports PROFIBUS DP and PROFINET IO via optional interface modules. This enables integration into fieldbus networks.

These communication protocols allow for remote control and diagnostics. It facilitates data exchange with PLCs.

Choose the appropriate interface module based on your network infrastructure. This enhances system connectivity.

What is the IP rating of the Siemens 6SL3210-1KE23-2UF1 and what does it mean?

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

It is not protected against water ingress. Therefore, it must be installed in a protected control cabinet.

IP20 is a standard rating for indoor industrial automation equipment. It ensures basic protection for operational safety.

How can I improve energy efficiency with this frequency drive?

Use the drive's speed control to match motor output to load demand. This is significantly more efficient than mechanical throttling.

Employ energy-saving features like flux optimization within the drive's parameters. These functions reduce power consumption.

Regularly monitor energy usage and optimize drive settings. Proper motor parameterization also aids efficiency.

What are common troubleshooting steps for this drive?

Check for error codes displayed on the drive's control unit. These codes point to specific issues.

Verify power supply connections and motor wiring for any faults. Ensure parameters are correctly set for the motor.

Consult the drive's manual for detailed explanations of fault codes and troubleshooting procedures.

Is this drive compatible with older Siemens automation systems?

Compatibility depends on the specific older system and its communication protocols. PROFIBUS DP offers broad compatibility.

Interface modules can often adapt the drive to older networks. TIA Portal software can assist in integration planning.

Always verify communication standards and hardware requirements before integration. Manuals provide detailed compatibility information.