Siemens 6SL3210-1KE15-8UB2 G120 Multi-function Industrial Frequency Drive 5.6A 2.2kW

The Siemens 6SL3210-1KE15-8UB2 G120 is a high-performance, multi-function industrial frequency drive engineered for precise motor control and enhanced operational efficiency. This 2.2kW (3HP) drive boasts a robust 5.6A current rating, making it suitable for a wide array of demanding industrial applications. Its advanced architecture delivers superior energy savings, improved process control, and seamless integration into complex automation systems. Key technical parameters include a voltage rating of 380-480V AC, a control voltage of 24V DC, and a maximum output frequency of 600Hz. The G120 platform is renowned for its flexibility, modular design, and intuitive commissioning, simplifying setup and maintenance.

Product Specifications

| Parameter                   | Value                   |

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

| Manufacturer                | Siemens                 |

| Model Number                | 6SL3210-1KE15-8UB2      |

| Product Series              | SINAMICS G120           |

| Power Rating (kW)           | 2.2                     |

| Power Rating (HP)           | 3                       |

| Rated Current (A)           | 5.6                     |

| Input Voltage (AC)          | 380-480V                |

| Output Voltage (AC)         | 0-480V                  |

| Output Frequency (Hz)       | 0-600                   |

| Control Voltage (DC)        | 24V                     |

| Protection Rating           | IP20                    |

| Dimensions (H x W x D) mm   | 291 x 140 x 169 (approx.) |

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

Core Features & Market Positioning

The Siemens 6SL3210-1KE15-8UB2 G120 distinguishes itself through its intelligent control capabilities and energy-saving features, positioning it as a premium solution in the industrial automation market. Its core strength lies in the SINAMICS G120 platform's inherent flexibility, allowing for customized configurations to meet specific application demands. Advanced control modes, such as V/f control and vector control, ensure optimal motor performance and torque regulation across varying load conditions. The drive's robust design and high reliability are critical competitive advantages, minimizing downtime and ensuring consistent production output in harsh industrial environments. Siemens' commitment to innovation is evident in the G120's ability to support sophisticated diagnostic functions and seamless integration with higher-level control systems like PLCs.

Key Application Scenarios

This versatile frequency drive excels in a multitude of industrial applications where precise speed and torque control are paramount. It is extensively utilized in material handling systems, such as conveyor belts and cranes, providing smooth acceleration and deceleration for efficient goods movement. In the manufacturing sector, the Siemens 6SL3210-1KE15-8UB2 G120 is integral to pump and fan control, optimizing energy consumption by matching motor speed to process demands. It also finds application in machine tools, mixers, extruders, and other variable-speed machinery where accurate process control directly impacts product quality and operational efficiency. Its robust performance makes it ideal for challenging environments, including those with fluctuating power supply conditions.

Practical System Integration Guidance

Integrating the Siemens 6SL3210-1KE15-8UB2 G120 into an existing or new system is streamlined by its modular design and comprehensive parameterization options. The drive consists of a Control Unit (CU) and a Power Module (PM), which can be selected and combined to suit the specific application requirements. For installation, ensure proper ventilation and adherence to wiring standards, connecting the motor, power supply, and control signals according to the provided documentation. Commissioning typically involves setting basic motor data, defining operational limits (e.g., maximum frequency, acceleration/deceleration ramps), and configuring I/O assignments through the drive's keypad or commissioning software like STARTER. Proper grounding and shielding of motor cables are essential to prevent electromagnetic interference.

Operation and Risk Mitigation

Operating the Siemens 6SL3210-1KE15-8UB2 G120 requires adherence to safety protocols and an understanding of its operational parameters to mitigate risks. Before energizing, verify all electrical connections and ensure the motor is correctly wired and rated for the drive's output. During operation, monitor drive status and motor performance through the integrated display or communication interfaces. Common error codes, such as F001 (Overcurrent) or F007 (External Fault), indicate specific issues that require immediate attention. Troubleshooting often involves checking motor parameters, supply voltage, and load conditions. Always refer to the official Siemens G120 manual for detailed explanations of fault codes and recommended corrective actions to ensure safe and reliable operation.

Scalability & Long-Term Value

The SINAMICS G120 platform, including the 6SL3210-1KE15-8UB2 model, offers significant scalability and long-term value through its flexible architecture and compatibility with Siemens' broader industrial automation ecosystem. The modular design allows for easy upgrades or replacements of individual components, such as Control Units or Power Modules, to adapt to changing application needs or to incorporate newer technologies without replacing the entire drive. This drive seamlessly integrates with Siemens PLCs (e.g., SIMATIC S7) and HMI panels, enabling centralized control and monitoring within a unified automation environment. Furthermore, its support for industrial communication protocols facilitates integration into Industrial Internet of Things (IIoT) platforms, paving the way for predictive maintenance, remote diagnostics, and advanced data analytics, thereby maximizing return on investment.

Frequently Asked Questions (FAQs)

1. What are the main benefits of using the Siemens 6SL3210-1KE15-8UB2 G120?

This drive offers significant energy savings through precise speed control. It ensures enhanced motor protection and extended equipment lifespan. The modular design simplifies maintenance and future upgrades.

It provides superior process control for consistent product quality. Its robust construction ensures high reliability in industrial settings. The drive integrates easily into automated systems.

Its advanced diagnostics help minimize downtime and facilitate troubleshooting. It supports various communication protocols for seamless data exchange.

2. How do I wire the Siemens G120 6SL3210-1KE15-8UB2?

Connect the main power supply to the L1, L2, L3 terminals. Wire the motor to the U, V, W terminals. Ensure proper grounding is established.

Connect control signals to the digital and analog input terminals. Refer to the manual for specific terminal functions. Use shielded cables for control wiring.

Always disconnect power before performing any wiring. Double-check all connections against the wiring diagram. Consult an electrician if unsure.

3. What is the typical application for a 2.2kW G120 drive?

It is ideal for variable-speed pump and fan applications. It efficiently controls conveyor belts in material handling. It's used for mixers and agitators in process industries.

This drive suits machine tool applications requiring precise speed. It's common in textile machinery for speed regulation. It can be used for extruders and injection molding machines.

Applications needing smooth acceleration and deceleration benefit greatly. It's suitable for HVAC systems and water treatment plants.

4. How can I set up the motor parameters on the Siemens 6SL3210-1KE15-8UB2?

Access the parameter menu using the drive's keypad or software. Enter the motor's nominal power and rated voltage. Input the motor's rated current and frequency.

You can perform an automatic motor identification run. This optimizes drive performance for the specific motor. Ensure the motor is disconnected from the load during this.

Manually enter motor data like rated speed and power factor. Refer to the motor nameplate for accurate values. Consult the drive's manual for detailed parameter lists.

5. What are common fault codes for the Siemens G120?

F001 typically indicates an overcurrent fault. This can be due to a short circuit or overload. Check motor and cable integrity.

F007 signals an external fault triggered by a digital input. Verify the status of connected external devices. Check wiring to the digital input.

F003 often points to an overvoltage fault. This can occur during regeneration or mains fluctuations. Check supply voltage stability.

6. Can I use the Siemens 6SL3210-1KE15-8UB2 with different motor types?

Yes, it supports both standard asynchronous motors. It also accommodates permanent magnet synchronous motors. Ensure the control mode matches the motor type.

The drive can be configured for different motor characteristics. This ensures optimal performance and efficiency. Refer to the manual for motor compatibility details.

Proper parameterization for each motor type is crucial. This guarantees safe operation and accurate control.

7. What is the protection rating of this G120 drive?

The Siemens 6SL3210-1KE15-8UB2 has an IP20 protection rating. This means it is protected against solid objects larger than 12.5mm. It offers no protection against water ingress.

This rating makes it suitable for control cabinet installations. It requires a clean, dry environment for operation. Avoid dusty or humid locations without additional enclosure.

Ensure proper ventilation for cooling. The IP20 rating necessitates installation within a suitable enclosure.

8. How does the Siemens G120 improve energy efficiency?

It precisely matches motor speed to the load requirement. This avoids running motors at higher speeds than necessary. It reduces energy consumption significantly.

The drive offers energy-saving functions. These include variable speed operation and optimized flux control. It minimizes losses during partial load operation.

During periods of low demand, the drive reduces motor speed. This directly translates to lower electricity bills. It contributes to sustainability goals.

9. What communication protocols does the Siemens 6SL3210-1KE15-8UB2 support?

It supports PROFIBUS DP and PROFINET/Industrial Ethernet. These allow seamless integration with Siemens automation systems. They enable high-speed data exchange.

The drive can also be equipped with other fieldbus options. This enhances its versatility for various network architectures. Check for specific communication modules.

It allows for remote monitoring and control. This is essential for modern IIoT applications. It enables diagnostics and parameter adjustments.

10. What is the typical ambient operating temperature range?

The drive typically operates within a range of -20°C to +50°C. This wide range allows for deployment in diverse industrial environments. Ensure adequate ventilation is provided.

Temperatures outside this range can affect performance and lifespan. Operation at the upper limits may require derating or enhanced cooling. Always check the specific product datasheet.

Consider environmental factors during installation. Protection from direct sunlight or excessive heat sources is recommended.