Siemens 6SL3210-1KE12-3AF2 G120 VFD with Integrated Safety and Filter 2.2A 0.75kW

The Siemens 6SL3210-1KE12-3AF2 G120 VFD is a robust variable frequency drive engineered for precise motor control, featuring integrated safety functions and a built-in filter for enhanced performance and reliability. This 0.75kW, 2.2A drive excels in demanding industrial environments, offering advanced technology for a wide array of applications. Its intelligent design facilitates seamless integration, optimized energy consumption, and robust protection, making it a leading choice for modern automation solutions.

Product Specifications

| Parameter             | Value                     |

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

| Manufacturer          | Siemens                   |

| Product Series        | SINAMICS G120             |

| Order Number          | 6SL3210-1KE12-3AF2        |

| Power Rating          | 0.75 kW                   |

| Rated Current (I_N)   | 2.2 A                     |

| Voltage               | 380-480 V, 3 Phase        |

| Output Frequency      | 0-600 Hz                  |

| Protection Class      | IP20                      |

| Integrated Filter     | Yes (Class B EMC filter)  |

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

| Dimensions (H x W x D)| 245 x 140 x 195 mm        |

| Weight                | Approx. 3.5 kg            |

Core Features & Market Positioning

The Siemens 6SL3210-1KE12-3AF2 stands out in the competitive VFD market due to its integrated safety capabilities, specifically the Safe Torque Off (STO) function, which significantly simplifies machine safety integration and reduces engineering effort. This feature, combined with the Class B EMC filter, ensures compliance with stringent electromagnetic compatibility standards, allowing for installation closer to sensitive equipment. The SINAMICS G120 platform is recognized for its modularity and flexibility, enabling users to select appropriate control units, power modules, and operator panels to precisely match application requirements. Its robust construction and advanced control algorithms position it as a high-performance solution for applications demanding precision, energy efficiency, and operational reliability.

Key Application Scenarios

This Siemens G120 VFD is exceptionally well-suited for a variety of demanding industrial applications. It is commonly deployed in pump and fan control systems where variable speed is crucial for energy savings and process optimization, such as in HVAC systems, water treatment plants, and industrial ventilation. The drive's precise motor control also makes it ideal for conveyor systems, material handling equipment, and processing machinery in the manufacturing sector. Furthermore, its integrated safety features are invaluable in machine building, particularly for applications requiring rapid and safe shutdown, such as in robotics and automated assembly lines, ensuring operator safety and compliance with machinery directives.

Practical System Integration Guidance

Integrating the Siemens 6SL3210-1KE12-3AF2 into an existing system is streamlined by its modular design and clear terminal layouts. For power connections, ensure the supply voltage (380-480V, 3-phase) is correctly connected to the L1, L2, and L3 terminals. Motor connections are made to U, V, and W. The integrated STO function requires specific wiring to a safety relay or safety PLC, typically connecting the "Safe" terminals on the VFD to the safety control circuit. Commissioning involves parameterization via an operator panel (e.g., Basic Operator Panel, Keypad) or through software like the STARTER tool, where motor data, control modes (V/f, vector control), and safety parameters are configured. Proper grounding and adherence to EMC guidelines are critical for optimal performance and to prevent interference.

Operation and Risk Mitigation

Operating the Siemens 6SL3210-1KE12-3AF2 is facilitated by its intuitive operator interfaces and comprehensive parameter settings. The drive provides clear diagnostic information through its display, aiding in quick identification of operational status and faults. Common troubleshooting involves checking power supply integrity, motor connections, and ensuring parameters are correctly set for the specific motor and application. Critical error codes, such as "F0001" (Overcurrent) or "F0002" (Overvoltage), often indicate issues related to motor load, supply voltage fluctuations, or incorrect parameterization. The integrated STO function acts as a primary risk mitigation measure, safely disabling motor torque upon activation, preventing hazardous motion during maintenance or emergency situations. Regular inspection of connections and parameter backups are recommended for long-term reliability.

Scalability & Long-Term Value

The SINAMICS G120 platform, represented by the 6SL3210-1KE12-3AF2, offers significant scalability and long-term value. Its modular architecture allows for easy upgrades or modifications by swapping control units or power modules to meet changing application demands without replacing the entire drive. Compatibility with Siemens' broader automation portfolio, including PLCs like the SIMATIC S7 series, enables seamless integration into sophisticated control systems and the expanding Industrial Internet of Things (IIoT) ecosystem. This connectivity facilitates remote monitoring, diagnostics, and data analysis, contributing to predictive maintenance strategies and overall operational efficiency, thereby maximizing the return on investment over the product's lifecycle.

Frequently Asked Questions (FAQs)

What is the primary function of the Siemens 6SL3210-1KE12-3AF2?

This VFD controls motor speed and torque precisely. It enhances energy efficiency and process control.

It offers integrated safety features like STO. This simplifies machine safety implementation.

The drive is designed for demanding industrial environments. It provides reliable operation and robust protection.

How do I connect a motor to the Siemens 6SL3210-1KE12-3AF2?

Connect the motor leads to terminals U, V, and W. Ensure correct phasing for smooth operation.

Verify motor nameplate data for proper parameterization. This optimizes performance and prevents damage.

Use appropriate cable types and sizes for motor connections. Follow local electrical codes and installation guidelines.

What does "G120 VFD" signify?

G120 refers to the SINAMICS G120 series. It's Siemens' modular drive platform.

This platform allows flexible configuration of power and control modules. It's designed for diverse industrial needs.

The G120 series is known for its performance and reliability. It supports advanced control functions.

What are the advantages of integrated safety (STO) on this VFD?

STO ensures immediate and safe disconnection of motor power. This enhances operator and equipment safety.

It simplifies safety integration by reducing external components. This lowers installation costs and complexity.

STO complies with functional safety standards. It's crucial for modern machine safety design.

How can I set up the Siemens 6SL3210-1KE12-3AF2 for a new application?

Use the STARTER commissioning software for detailed setup. It guides through parameter configuration.

Alternatively, use the drive's control panel for basic settings. Refer to the manual for specific parameter functions.

Initial setup includes motor data, control mode, and safety parameters. Proper configuration is key to optimal operation.

What is the role of the integrated filter in this VFD?

The filter helps reduce electromagnetic interference (EMI). It ensures compliance with EMC standards.

This allows for installation closer to sensitive equipment. It prevents signal disruption in complex electrical systems.

The integrated filter improves signal integrity. It contributes to overall system reliability.

Can the Siemens 6SL3210-1KE12-3AF2 be used with different motor types?

Yes, it supports various AC motor types. This includes standard induction motors.

It can operate in V/f control or vector control modes. Vector control offers higher precision and dynamic response.

Ensure motor compatibility and proper parameterization for each motor type. This guarantees optimal performance.

What are common causes for F0001 error code?

F0001 indicates an overcurrent fault. This often occurs due to excessive motor load.

It can also be caused by a motor short circuit or incorrect parameter settings. Check motor cable connections for damage.

Investigate if the motor is struggling to rotate or if acceleration is too rapid. Reduce load or adjust ramp times if necessary.

How does this VFD contribute to energy savings?

By precisely controlling motor speed, it matches output to demand. This avoids running motors at full speed unnecessarily.

Energy consumption is significantly reduced in applications like pumps and fans. This leads to lower operating costs.

The VFD's efficient power electronics also minimize internal energy losses. It optimizes overall system power usage.

Is this VFD compatible with Siemens PLCs?

Yes, it integrates seamlessly with Siemens SIMATIC PLCs. This allows for centralized control and monitoring.

Communication is typically established via PROFIBUS or PROFINET. This enables advanced data exchange.

Integration with Siemens PLCs simplifies system design. It enhances automation capabilities and diagnostics.