Siemens 6SL3210-1KE13-2UF2 G120 Drive with Industrial Safety Function 3.1A 1.1kW

The Siemens 6SL3210-1KE13-2UF2 G120 Drive is a robust variable frequency drive engineered for demanding industrial applications, offering precise motor control and integrated safety functionalities. This unit boasts a compact design, delivering 1.1kW of power with a 3.1A continuous output current, making it ideal for a wide range of automation tasks. Its key advantages lie in its high efficiency, advanced control algorithms, and the crucial integrated Industrial Safety Function, which enhances operational safety and reduces the need for external safety components. The drive's reliable performance and Siemens' reputation for quality ensure a dependable solution for modern manufacturing environments.

Product Specifications

| Feature                 | Specification                       |

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

| Product Number          | 6SL3210-1KE13-2UF2                  |

| Series                  | SINAMICS G120                       |

| Power Rating            | 1.1 kW                              |

| Output Current          | 3.1 A                               |

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

| Output Frequency        | 0-550 Hz                            |

| Protection Class        | IP20                                |

| Dimensions (H x W x D)  | Varies by Control Module and PM   |

| Ambient Temperature     | -20°C to +50°C (derating applies) |

| Safety Function Level   | STO (Safe Torque Off) up to SIL 3 |

Core Features & Market Positioning

The Siemens 6SL3210-1KE13-2UF2 distinguishes itself through its integrated Safe Torque Off (STO) functionality, a critical feature for machine safety compliance in many industries. This eliminates the need for external contactors to achieve safe disconnection, simplifying machine design and reducing installation costs. The SINAMICS G120 platform is renowned for its modularity and flexibility, allowing for easy adaptation to various motor types and control requirements. This drive is positioned as a high-performance, cost-effective solution for general-purpose industrial automation, offering a compelling blend of advanced features and robust Siemens reliability. Its ability to handle demanding environments and provide precise motor control makes it a preferred choice over less integrated or lower-specification drives.

Key Application Scenarios

This Siemens G120 drive is exceptionally well-suited for a broad spectrum of industrial applications where precise motor speed and torque control are paramount. Common use cases include conveyor systems, material handling equipment, pumps, fans, and general machine tools. Its integrated safety features are particularly valuable in applications where personnel safety is a critical concern, such as packaging machinery, assembly lines, and automated production cells. The drive's ability to operate efficiently across various temperature ranges and in dusty or humid environments (with appropriate enclosure) makes it versatile for manufacturing plants, warehouses, and processing facilities.

Practical System Integration Guidance

Integrating the Siemens 6SL3210-1KE13-2UF2 into existing or new control systems is streamlined due to its modular design. The drive typically consists of a Power Module (PM) and a Control Unit (CU). For basic operation, ensure proper power supply connection (380-480V AC, 3-phase) to the Power Module and connect the motor to the designated terminals. Commissioning often involves parameterization via the CU's keypad or through Siemens' TIA Portal software for more advanced configuration. Wiring for the STO function requires specific safety-rated cabling and adherence to safety standards; consult the Siemens documentation for precise wiring diagrams to ensure functional safety.

Operation and Risk Mitigation

Operating the Siemens 6SL3210-1KE13-2UF2 involves understanding its parameter settings for optimal performance and safety. Key parameters include motor data, control modes (V/f, vector control), and acceleration/deceleration ramps. The integrated STO function is typically activated by a dedicated digital input, requiring a two-channel safety signal for redundancy. Risk mitigation is primarily addressed by proper installation and adherence to safety guidelines. Common fault codes, such as F0001 (Overcurrent) or F0002 (Overvoltage), indicate system issues that require immediate attention and diagnosis according to the drive's manual to prevent damage. Always ensure the drive is powered down before performing any maintenance or wiring changes.

Scalability & Long-Term Value

The SINAMICS G120 platform, including the 6SL3210-1KE13-2UF2, offers significant scalability and long-term value. Its modular architecture allows for easy upgrades; for instance, a different Control Unit can be swapped to access advanced functionalities or network communication options like PROFINET or PROFIBUS. This compatibility with a wide range of Siemens automation components, including PLCs like the SIMATIC S7 series, ensures seamless integration into larger plant-wide control systems. Furthermore, its support for modern digital solutions and potential for IIoT integration means the drive can remain a valuable asset in increasingly connected industrial environments, providing data for predictive maintenance and process optimization.

Frequently Asked Questions

1. What is the primary function of the Siemens 6SL3210-1KE13-2UF2 G120 Drive?

This drive's core purpose is to control the speed and torque of industrial electric motors precisely. It offers variable speed operation, optimizing energy consumption and process efficiency for various machinery. The integrated safety features enhance operational security significantly.

It provides advanced control algorithms for smooth motor operation under varying load conditions. This ensures consistent performance and reduces mechanical stress on connected equipment. The drive is designed for reliable, long-term operation in industrial settings.

Its primary benefit is enabling precise motor control while incorporating built-in safety functions like Safe Torque Off (STO). This simplifies system design and reduces the need for external safety components.

2. How does the Industrial Safety Function 3.1A on this drive enhance safety?

The integrated Safety Function, specifically STO (Safe Torque Off), ensures the motor cannot generate torque when activated. This is a fundamental safety requirement for many machines, preventing unexpected starts and protecting personnel. It achieves this by safely interrupting the power to the motor.

This function eliminates the need for external safety contactors to achieve a safe state, reducing wiring complexity and panel space. It directly addresses safety standards like IEC 61508 and ISO 13849, simplifying compliance for machine builders.

STO is a highly reliable safety mechanism that meets high integrity levels (SIL 3). It ensures that the drive's output stage is safely disabled, preventing dangerous motion during emergency stops or maintenance.

3. What are the key technical specifications for the Siemens 6SL3210-1KE13-2UF2 G120 Drive?

This drive is rated for 1.1 kW motor power and a continuous output current of 3.1 A. It operates on a 3-phase, 380-480V AC input voltage supply. The output frequency range is from 0 to 550 Hz.

It features an IP20 protection rating, indicating it's suitable for installation in control cabinets or protected environments. The ambient operating temperature range is -20°C to +50°C, with derating applied at higher temperatures.

The drive is part of the robust SINAMICS G120 series, known for its modularity and advanced control capabilities. These specifications make it suitable for a wide array of general industrial automation tasks.

4. Can this Siemens G120 drive be used with different types of motors?

Yes, the SINAMICS G120 platform, including this model, is designed for flexibility. It supports various motor types, including standard asynchronous (induction) motors and permanent magnet synchronous motors.

Parameterization is crucial for optimal performance with different motors. The drive can be configured for V/f control or advanced vector control modes, depending on the motor and application requirements.

Proper configuration ensures precise speed and torque control, efficiency, and protection for the specific motor used. Consult the technical documentation for motor-specific parameter settings.

5. What type of installation environment is suitable for the 6SL3210-1KE13-2UF2?

The drive has an IP20 protection rating, meaning it is protected against solid objects larger than 12.5mm but offers no protection against water. Therefore, it is best installed in clean, dry control cabinets or enclosures.

It can operate in ambient temperatures ranging from -20°C to +50°C. For operation outside this range, or in very dusty/humid conditions, appropriate measures like derating or enhanced enclosure protection are necessary.

Proper ventilation within the enclosure is critical to dissipate heat generated by the drive, ensuring reliable operation and preventing overheating. Avoid direct sunlight exposure.

6. How do I perform basic commissioning and parameterization?

Basic commissioning involves connecting the motor, power supply, and any required control signals (like STO inputs). Ensure all wiring complies with local codes and Siemens' guidelines.

Parameterization can be done using the drive's integrated keypad and LED display for simple setups. For more complex configurations, utilizing Siemens' TIA Portal software via a communication interface is recommended.

Key parameters to set initially include motor data (rated power, voltage, frequency, poles), control mode, and basic ramp times. Always refer to the drive's manual for detailed instructions.

7. What are common error codes and troubleshooting steps for this drive?

Common error codes include F0001 (Overcurrent), F0002 (Overvoltage), and F0003 (Undervoltage). These often indicate issues with the power supply, motor, or load conditions.

Troubleshooting typically starts with checking the power supply stability and verifying motor connections. Ensure the motor is not mechanically jammed and that the load is within the drive's rated capacity.

Consult the detailed fault code list in the Siemens SINAMICS G120 manual for specific diagnostic steps and corrective actions for each error code. Resetting the drive after fault resolution is usually required.

8. Is this drive compatible with network communication protocols?

While the base 6SL3210-1KE13-2UF2 might not have integrated network communication, the SINAMICS G120 platform is designed for connectivity. Communication modules for protocols like PROFINET, PROFIBUS, EtherNet/IP, and DeviceNet can be added.

These communication options allow the drive to be integrated into distributed control systems and monitored remotely. This enables advanced automation functionalities and data exchange with higher-level control systems.

Compatibility depends on selecting the correct Control Unit (CU) and the appropriate communication interface module. This enhances the drive's scalability within larger industrial networks.

9. What is the role of the Control Unit (CU) and Power Module (PM) in this drive?

The drive is typically a two-part system: the Control Unit (CU) and the Power Module (PM). The CU contains the intelligence, processing power, and interfaces for parameterization and communication.

The PM handles the power electronics, converting the incoming AC voltage to the variable frequency and voltage required to control the motor. It delivers the power to the motor based on commands from the CU.

This modularity allows for flexibility. For example, different CUs can be paired with a PM to achieve different levels of performance or communication capabilities, and PMs can be exchanged for different power ratings.

10. How does the Siemens 6SL3210-1KE13-2UF2 contribute to energy efficiency?

By enabling variable speed control, the drive allows motors to run only as fast as required by the application. This significantly reduces energy consumption compared to running motors at full speed and using mechanical means to regulate output.

For applications like pumps and fans, which often have variable demand, the energy savings can be substantial. The drive precisely matches motor speed to process needs, avoiding wasteful energy expenditure.

Modern drives also incorporate features like energy-saving modes and optimized control algorithms that further enhance efficiency, contributing to lower operational costs and a reduced carbon footprint.