Siemens 6SL3210-1KE24-4AF1 G120 VFD with Safety & Filter Frequency Converter 43A 22kW

The Siemens 6SL3210-1KE24-4AF1, a Sinamics G120 Variable Frequency Drive (VFD) with Safety Integrated and an EMC filter, stands as a robust and intelligent solution for precise motor control in demanding industrial applications. This 43A, 22kW converter offers advanced features like integrated safety functions, a built-in filter for electromagnetic compatibility, and a modular design for flexibility. Its high performance and reliability make it ideal for a wide range of applications, from material handling and manufacturing to water treatment and renewable energy. The drive's ability to deliver precise speed and torque control, coupled with its energy-saving capabilities, positions it as a commercially and technically superior choice for modern industrial automation.

Siemens 6SL3210-1KE24-4AF1: Product Specifications

| Parameter               | Specification                                     |

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

| Manufacturer            | Siemens                                           |

| Product Series          | Sinamics G120                                     |

| Part Number             | 6SL3210-1KE24-4AF1                                |

| Rated Power (kW)        | 22                                                |

| Rated Current (A)       | 43                                                |

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

| Output Voltage          | 0-480 V, 3 AC                                     |

| Protection Class        | IP20                                              |

| Integrated Safety       | Yes (STO, SS1, SLS, SSR, etc.)                    |

| EMC Filter              | Yes (Class A, Category C2)                        |

| Communication Interfaces| PROFINET, PROFIBUS DP (optional)                  |

| Ambient Temperature     | -20°C to +50°C (derating above 40°C)              |

| Dimensions (H x W x D)  | 500 mm x 275 mm x 201 mm                          |

Core Features & Market Positioning

The Siemens 6SL3210-1KE24-4AF1 differentiates itself through its integral safety functions, which significantly reduce the need for external safety components, thereby lowering system costs and complexity. This integrated approach to safety, including Safe Torque Off (STO) and Safe Stop 1 (SS1), ensures compliance with stringent safety standards like IEC 61800-5-2. Furthermore, the built-in EMC filter (Class A, Category C2) minimizes electromagnetic interference, crucial for applications in sensitive environments or those requiring strict regulatory compliance. Its modular architecture, allowing for easy combination of control units and power modules, provides unparalleled flexibility for system integrators and end-users, cementing its position as a high-value, versatile drive solution in the competitive VFD market.

Key Application Scenarios

This Sinamics G120 drive is exceptionally well-suited for applications demanding precise motor speed and torque control, such as conveyor systems in logistics and material handling, where smooth acceleration and deceleration are critical. In the manufacturing sector, it excels in pump and fan control for HVAC systems, optimizing energy consumption by precisely matching motor speed to system demand. Its robust design and integrated safety features also make it a prime choice for process industries, including water and wastewater treatment, where reliable operation and adherence to safety protocols are paramount. For users seeking to automate complex machinery or integrate variable speed drives into sophisticated automation architectures, the 6SL3210-1KE24-4AF1 offers a dependable and advanced solution.

Practical System Integration Guidance

Integrating the Siemens 6SL3210-1KE24-4AF1 into existing or new systems is streamlined due to its user-friendly design and comprehensive documentation. Proper wiring is essential, adhering to the connection diagrams provided in the Siemens manuals for both power and control circuits to ensure optimal performance and safety. For commissioning, the drive's intelligent commissioning tools, accessible via the operator panel or engineering software like TIA Portal, allow for efficient parameterization, including motor data identification and safety function setup. The drive supports various communication protocols, enabling seamless integration into distributed control systems; for instance, connecting via PROFINET requires configuring network addresses and I/O data mapping within the TIA Portal environment.

Operation and Risk Mitigation

Operating the Siemens 6SL3210-1KE24-4AF1 involves understanding its control modes and safety features to maximize efficiency and ensure personnel safety. The drive offers multiple control strategies, including V/f control, vector control, and servo control, allowing optimization for different motor types and application requirements. Risk mitigation is significantly enhanced by its integrated safety functions. In case of an emergency stop or critical fault, the STO function reliably prevents unintentional motor starts by disconnecting power to the motor, a vital safety measure. Common troubleshooting often involves checking error codes displayed on the operator panel; for example, a "F0001" fault typically indicates an overcurrent condition, requiring inspection of motor load or drive parameters.

Scalability & Long-Term Value

The Siemens Sinamics G120 platform, represented by the 6SL3210-1KE24-4AF1, is designed for long-term value and scalability. Its modular nature allows for easy upgrades or replacements of individual components, such as control units or power modules, to meet evolving performance demands without replacing the entire drive. Compatibility with Siemens' broader automation portfolio, including PLCs and HMI devices within the TIA Portal ecosystem, facilitates seamless integration into advanced industrial control systems. Furthermore, the drive's support for industrial Ethernet protocols like PROFINET positions it for integration into Industrial Internet of Things (IIoT) environments, enabling remote monitoring, predictive maintenance, and data-driven optimization strategies for enhanced operational efficiency and reduced lifecycle costs.

Frequently Asked Questions

What is the primary function of the Siemens 6SL3210-1KE24-4AF1?

This drive controls motor speed and torque precisely. It also provides integrated safety features for enhanced operational security. Its 22kW power rating suits many industrial applications.

Can this VFD be used in applications requiring high safety standards?

Yes, it features integrated safety functions like STO. This reduces external safety hardware needs and simplifies compliance. It meets various international safety certifications.

What are the benefits of the built-in EMC filter in this unit?

The filter minimizes electromagnetic interference with other equipment. It ensures reliable operation in sensitive environments. This helps meet stringent electromagnetic compatibility regulations.

How does the modular design of the Sinamics G120 benefit users?

Modularity allows for easy customization and future upgrades. Components can be swapped for different performance needs. This offers flexibility and reduces long-term costs.

What types of motors can be controlled by the 6SL3210-1KE24-4AF1?

It supports standard induction motors. It also offers advanced control for synchronous motors. The drive can be parameterized for optimal motor performance.

Is this VFD suitable for harsh industrial environments?

With an IP20 rating, it's designed for control cabinet installation. Proper environmental protection should be considered for dusty or wet areas. Its robust construction ensures reliability.

What communication protocols does this drive support?

It primarily supports PROFINET for industrial Ethernet communication. PROFIBUS DP is also an option for older networks. This enables integration into various control systems.

How can I commission or program the Siemens 6SL3210-1KE24-4AF1?

Commissioning can be done via the drive's operator panel. Alternatively, use Siemens TIA Portal software for advanced parameterization. Motor data auto-identification simplifies setup.

What are typical applications for this Sinamics G120 drive?

Common uses include conveyor systems, pumps, fans, and machine tools. Its versatility suits manufacturing, logistics, and process industries. Precise control is key for these tasks.

What is the power and current rating of the 6SL3210-1KE24-4AF1?

This model has a rated power of 22kW. Its maximum continuous current rating is 43A. This capacity is suitable for medium to heavy-duty industrial loads.